Exploit.Siggen2.42449

Technical Information

Malicious functions

Creates and executes the following

'' (downloaded from the Internet)

Creates and executes the following (exploit)

'%APPDATA%\nwama6745.exe'

Injects code into

the following user processes:

nwama6745.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

%APPDATA%\nwama6745.exe
%TEMP%\e5af1c40\api-ms-win-crt-stdio-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-string-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-time-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-utility-l1-1-0.dll
%TEMP%\e5af1c40\freebl3.dll
%TEMP%\e5af1c40\mozglue.dll
%TEMP%\e5af1c40\msvcp140.dll
%TEMP%\e5af1c40\nss3.dll
%TEMP%\e5af1c40\nssdbm3.dll
%TEMP%\e5af1c40\softokn3.dll
%TEMP%\e5af1c40\ucrtbase.dll
%TEMP%\e5af1c40\vcruntime140.dll
%TEMP%\1105719737832981451601.tmp
%TEMP%\e5af1c40\api-ms-win-crt-process-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-runtime-l1-1-0.dll
%TEMP%\11057663018867842088395.tmp
%ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
%TEMP%\11077948988309790541024.tmp
%TEMP%\11077784430313965295240.tmp
%TEMP%\11077474619495420748416.tmp
%TEMP%\11077476063995512804407.tmp
%TEMP%\1107731448128041663793.tmp
%TEMP%\e5af1c40\api-ms-win-core-timezone-l1-1-0.dll
%TEMP%\110771684798519471856.tmp
%TEMP%\11076385677624419461955.tmp-shm
%TEMP%\11076385677624419461955.tmp
%TEMP%\11075448802365111637832.tmp
%TEMP%\11075298109387715124497.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%\e5af1c40\api-ms-win-crt-private-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-multibyte-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-math-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-datetime-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-debug-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-errorhandling-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-file-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-file-l1-2-0.dll
%TEMP%\e5af1c40\api-ms-win-core-file-l2-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-handle-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-heap-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-interlocked-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-libraryloader-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-localization-l1-2-0.dll
%TEMP%\e5af1c40\api-ms-win-core-memory-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-namedpipe-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-processenvironment-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-console-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-processthreads-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-locale-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-processthreads-l1-1-1.dll
%TEMP%\e5af1c40\api-ms-win-core-profile-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-rtlsupport-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-string-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-synch-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-synch-l1-2-0.dll
%TEMP%\1107716761696491955212.tmp
%TEMP%\e5af1c40\api-ms-win-core-sysinfo-l1-1-0.dll
%TEMP%\11078093547843171462247.tmp
%TEMP%\e5af1c40\api-ms-win-crt-conio-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-convert-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-environment-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-filesystem-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-heap-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-util-l1-1-0.dll
%TEMP%\11078093547843171462247.tmp-shm

Deletes the following files

%TEMP%\1105719737832981451601.tmp
%TEMP%\e5af1c40\api-ms-win-core-rtlsupport-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-string-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-synch-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-synch-l1-2-0.dll
%TEMP%\e5af1c40\api-ms-win-core-sysinfo-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-timezone-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-util-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-conio-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-convert-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-environment-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-filesystem-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-heap-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-locale-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-multibyte-l1-1-0.dll
%TEMP%\e5af1c40\ucrtbase.dll
%TEMP%\e5af1c40\api-ms-win-crt-private-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-process-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-runtime-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-stdio-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-string-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-time-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-utility-l1-1-0.dll
%TEMP%\e5af1c40\freebl3.dll
%TEMP%\e5af1c40\mozglue.dll
%TEMP%\e5af1c40\msvcp140.dll
%TEMP%\e5af1c40\nss3.dll
%TEMP%\e5af1c40\nssdbm3.dll
%TEMP%\e5af1c40\softokn3.dll
%TEMP%\e5af1c40\api-ms-win-core-profile-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-crt-math-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-processthreads-l1-1-1.dll
%TEMP%\11078093547843171462247.tmp
%TEMP%\11057663018867842088395.tmp
%TEMP%\11075298109387715124497.tmp
%TEMP%\11075448802365111637832.tmp
%TEMP%\11076385677624419461955.tmp-shm
%TEMP%\11076385677624419461955.tmp
%TEMP%\1107716761696491955212.tmp
%TEMP%\110771684798519471856.tmp
%TEMP%\1107731448128041663793.tmp
%TEMP%\11077476063995512804407.tmp
%TEMP%\11077474619495420748416.tmp
%TEMP%\11077784430313965295240.tmp
%TEMP%\11077948988309790541024.tmp
%TEMP%\11078093547843171462247.tmp-shm
%TEMP%\e5af1c40\api-ms-win-core-console-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-processenvironment-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-datetime-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-debug-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-errorhandling-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-file-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-file-l1-2-0.dll
%TEMP%\e5af1c40\api-ms-win-core-file-l2-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-handle-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-heap-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-interlocked-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-libraryloader-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-localization-l1-2-0.dll
%TEMP%\e5af1c40\api-ms-win-core-memory-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-namedpipe-l1-1-0.dll
%TEMP%\e5af1c40\api-ms-win-core-processthreads-l1-1-0.dll
%TEMP%\e5af1c40\vcruntime140.dll

Network activity

TCP

HTTP GET requests

http://go##dns.ir/nwamax/nwamax.exe

HTTP POST requests

http://ci#j.ir/nwama/index.php

UDP

DNS ASK go##dns.ir
DNS ASK ci#j.ir

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

Free trial