Exploit.Siggen3.1002

Technical Information

To ensure autorun and distribution

Modifies the following registry keys

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vlc' = '"%APPDATA%\Microsoft\Windows\Start Menu\Programs\VideoLAN\vlc.exe"'

Malicious functions

Creates and executes the following

'' (downloaded from the Internet)

Creates and executes the following (exploit)

'C:\users\public\vbc.exe'

Injects code into

the following user processes:

vbc.exe

Searches for registry branches where third party applications store passwords

[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook]
[<HKCU>\Software\Martin Prikryl\WinSCP 2\Sessions\]

Reads files which store third party applications passwords

%LOCALAPPDATA%\google\chrome\user data\default\login data
%APPDATA%\opera software\opera stable\login data
%LOCALAPPDATA%\google\chrome\user data\default\cookies
%LOCALAPPDATA%\google\chrome\user data\default\web data
%HOMEPATH%\desktop\holycrosschurchinstructions.docx

Modifies file system

Creates the following files

C:\users\public\vbc.exe
%TEMP%\b05194ab\api-ms-win-crt-process-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-runtime-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-stdio-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-string-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-time-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-utility-l1-1-0.dll
%TEMP%\b05194ab\freebl3.dll
%TEMP%\b05194ab\mozglue.dll
%TEMP%\b05194ab\msvcp140.dll
%TEMP%\b05194ab\nss3.dll
%TEMP%\b05194ab\nssdbm3.dll
%TEMP%\b05194ab\softokn3.dll
%TEMP%\b05194ab\ucrtbase.dll
%TEMP%\b05194ab\vcruntime140.dll
%TEMP%\11092135842661270781958.tmp
%TEMP%\11092457305726971917316.tmp
%ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
%TEMP%\1111117797876670376601.tmp
%TEMP%\11111017534931850132041.tmp
%TEMP%\1111085462736605694692.tmp
%TEMP%\11110851406970529608640.tmp
%TEMP%\11110706029316856094174.tmp
%TEMP%\11110548415306050602274.tmp
%TEMP%\11110076661394699149353.tmp-shm
%TEMP%\11110549587525814170.tmp
%TEMP%\11110076661394699149353.tmp
%TEMP%\11109297238151751417146.tmp
%TEMP%\11109298374294113375205.tmp
%LOCALAPPDATA%\microsoft\vault\4bf4c442-9b8a-41a0-b380-dd4a704ddb28\policy.vpol
%ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\2f1a6504-0641-44cf-8bb5-3612d865f2e5.vsch
%ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\3ccd5499-87a8-4b10-a215-608888dd3b55.vsch
%TEMP%\1111117778322827557094.tmp
%TEMP%\b05194ab\api-ms-win-crt-private-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-multibyte-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-math-l1-1-0.dll
%APPDATA%\microsoft\windows\start menu\programs\videolan\vlc.exe
%TEMP%\b05194ab\api-ms-win-core-console-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-datetime-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-debug-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-errorhandling-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-file-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-file-l1-2-0.dll
%TEMP%\b05194ab\api-ms-win-core-file-l2-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-handle-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-heap-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-interlocked-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-libraryloader-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-localization-l1-2-0.dll
%TEMP%\b05194ab\api-ms-win-core-memory-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-namedpipe-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-processenvironment-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-processthreads-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-heap-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-filesystem-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-environment-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-convert-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-conio-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-util-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-sysinfo-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-timezone-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-synch-l1-2-0.dll
%TEMP%\b05194ab\api-ms-win-core-synch-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-string-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-rtlsupport-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-profile-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-processthreads-l1-1-1.dll
%TEMP%\b05194ab\api-ms-win-crt-locale-l1-1-0.dll
%TEMP%\1111117778322827557094.tmp-shm

Deletes the following files

%TEMP%\11092135842661270781958.tmp
%TEMP%\b05194ab\api-ms-win-core-rtlsupport-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-string-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-synch-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-synch-l1-2-0.dll
%TEMP%\b05194ab\api-ms-win-core-sysinfo-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-timezone-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-util-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-conio-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-convert-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-environment-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-filesystem-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-heap-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-locale-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-multibyte-l1-1-0.dll
%TEMP%\b05194ab\ucrtbase.dll
%TEMP%\b05194ab\api-ms-win-crt-private-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-process-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-runtime-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-stdio-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-string-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-time-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-utility-l1-1-0.dll
%TEMP%\b05194ab\freebl3.dll
%TEMP%\b05194ab\mozglue.dll
%TEMP%\b05194ab\msvcp140.dll
%TEMP%\b05194ab\nss3.dll
%TEMP%\b05194ab\nssdbm3.dll
%TEMP%\b05194ab\softokn3.dll
%TEMP%\b05194ab\api-ms-win-core-profile-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-crt-math-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-processthreads-l1-1-1.dll
%TEMP%\1111117778322827557094.tmp
%TEMP%\11092457305726971917316.tmp
%TEMP%\11109298374294113375205.tmp
%TEMP%\11109297238151751417146.tmp
%TEMP%\11110076661394699149353.tmp-shm
%TEMP%\11110076661394699149353.tmp
%TEMP%\11110549587525814170.tmp
%TEMP%\11110548415306050602274.tmp
%TEMP%\11110706029316856094174.tmp
%TEMP%\11110851406970529608640.tmp
%TEMP%\1111085462736605694692.tmp
%TEMP%\11111017534931850132041.tmp
%TEMP%\1111117797876670376601.tmp
%TEMP%\1111117778322827557094.tmp-shm
%TEMP%\b05194ab\api-ms-win-core-console-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-processenvironment-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-datetime-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-debug-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-errorhandling-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-file-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-file-l1-2-0.dll
%TEMP%\b05194ab\api-ms-win-core-file-l2-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-handle-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-heap-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-interlocked-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-libraryloader-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-localization-l1-2-0.dll
%TEMP%\b05194ab\api-ms-win-core-memory-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-namedpipe-l1-1-0.dll
%TEMP%\b05194ab\api-ms-win-core-processthreads-l1-1-0.dll
%TEMP%\b05194ab\vcruntime140.dll

Network activity

TCP

HTTP GET requests

http://15#.80.8.30/VKA.exe

HTTP POST requests

http://hg############yshbcfzjzkdgbzbdzzsddfxfsa.ydns.eu/Azit/index.php

UDP

DNS ASK hg############yshbcfzjzkdgbzbdzzsddfxfsa.ydns.eu

Miscellaneous

Executes the following

'%CommonProgramFiles%\microsoft shared\equation\eqnedt32.exe' -Embedding

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Technical Information

Curing recommendations

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