General

  • Target
    JaffaCakes118_0626220c6b36b91ef947bfadb5ffc3b4
  • Size 353KB
  • Sample250121-vlsafstrgl
  • SHA256 bc89ef35f15c4ae4268961e8a8bc53a883afe23b3bf8e841a17499e0e9957b96
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      JaffaCakes118_0626220c6b36b91ef947bfadb5ffc3b4
    • Size 353KB
    • SHA256 bc89ef35f15c4ae4268961e8a8bc53a883afe23b3bf8e841a17499e0e9957b96
    • MD5 SHA1 SHA512 SSDEEP
    • Loads dropped DLL

    • 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/NSISdl.dll
    • Size 14KB
    • SHA256 1d74275fb0ddcb7c01a92c4ea5c7ef137cdfa0b48ae2b293f0ea178b355cbaa8
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 10KB
    • SHA256 eda545d4dcb37098a90fce9692d5094bb56897f04eff6d40e3dedd122a4d1292
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/nsBrowserOpt.dll
    • Size 346KB
    • SHA256 3ecdf73e76df53fac77110170d203e4f27f5751a728b85732ee7269d96413162
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $SYSDIR/cont_milehighads-remove.exe
    • Size 99KB
    • SHA256 a335978dea32d6c9c587c074d74ffe10bc08387d763a8ef85a9995c05097a087
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Target
      $PLUGINSDIR/InstallOptions.dll
    • Size 117KB
    • SHA256 44e729371099650904bcd5db0af7fdad6ffc01e336ae464f0bb151f329175292
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/NSISdl.dll
    • Size 14KB
    • SHA256 1d74275fb0ddcb7c01a92c4ea5c7ef137cdfa0b48ae2b293f0ea178b355cbaa8
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 10KB
    • SHA256 eda545d4dcb37098a90fce9692d5094bb56897f04eff6d40e3dedd122a4d1292
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $_5_
    • Size 356KB
    • SHA256 9c365454cdb24ca83cda0667f75ab32dff1b0abf8bb5861f83ad8c73ead7b7d7
    • MD5 SHA1 SHA512 SSDEEP
    • Installs/modifies Browser Helper Object

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

MITRE ATT&CK Enterprise v15

Tasks