General

  • Target
    VirusShare_3924de009f8a47580a68ca1b26cf6521
  • Size 634KB
  • Sample240204-r4axcaccd2
  • SHA256 e8fddf79585aa209b0b804ff079e3e8f44196cf80f06a469967f4288224dfa4d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      VirusShare_3924de009f8a47580a68ca1b26cf6521
    • Size 634KB
    • SHA256 e8fddf79585aa209b0b804ff079e3e8f44196cf80f06a469967f4288224dfa4d
    • 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
      ffMediaWatchV1home2988chaction.js
    • Size 834B
    • SHA256 a228ccf36cc55450939157bb87ee1c443de6b0c05002eab43e3e23179471a7ef
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      ff/chrome/content/ffMediaWatchV1home2988.js
    • Size 747B
    • SHA256 5cf5f365a856099b144f8812ddc81dca116c23ddb8ceb2708491889380d16f10
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      ff/chrome/content/ffMediaWatchV1home2988ffaction.js
    • Size 678B
    • SHA256 bcf092b463b385f0b670ddffc3d6dd374c8204927739089241541e8eb5aaacfc
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      ie/MediaWatchV1home2988.dll
    • Size 85KB
    • SHA256 73dc6614258f4399eebac821911c1b8e57c77392479495f9ef0d53e3bcf8484a
    • 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 6fc529d746b7a0269bc62918677700aad640b97a2681c7fa2512203ae09348b1
    • 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