General

  • Target
    VirusShare_551459045dcbe02c2ab748a954090339
  • Size 634KB
  • Sample240204-trbn8aeac8
  • SHA256 dce1998da66274d4bced614f1d378ea87ea07c7b3677de3b4652398ffe7b0cf8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      VirusShare_551459045dcbe02c2ab748a954090339
    • Size 634KB
    • SHA256 dce1998da66274d4bced614f1d378ea87ea07c7b3677de3b4652398ffe7b0cf8
    • MD5 SHA1 SHA512 SSDEEP
    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

    • Target
      $PLUGINSDIR/aminsis.dll
    • Size 559KB
    • SHA256 b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      ffMediaWatchV1home981chaction.js
    • Size 829B
    • SHA256 a939186969c42fd4cfccdf3d32d34226f3667a03c635c060489350ba13d8a7c1
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      ff/chrome/content/ffMediaWatchV1home981.js
    • Size 744B
    • SHA256 238acfc7d3c339d56e3e8166952be90e9b8dd458f2f117a5ed41c844a89a71bc
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      ff/chrome/content/ffMediaWatchV1home981ffaction.js
    • Size 674B
    • SHA256 53a4ad607764eabf428a849081200fef2d33d8832e5f29b78256d63d1f9d9572
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      ie/MediaWatchV1home981.dll
    • Size 85KB
    • SHA256 f0d22a4df0d2bd36440fb5e6a38502bba071925be30c5db7bd54210929404fe2
    • MD5 SHA1 SHA512 SSDEEP
    Score
    6/10
    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Target
      uninstall.exe
    • Size 285KB
    • SHA256 e8212da8f2dc78e077ff5267f3fad800a42844c4ea33f620fa78c028c586612c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Target
      $PLUGINSDIR/aminsis.dll
    • Size 559KB
    • SHA256 b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks