General

  • Target

    f9e8d17a5b0ed4a95a778824e93609c534db70e30fb4beeccea2907d9488bd46

  • Size

    1.2MB

  • Sample

    220427-w2r53acfcl

  • MD5

    66045ebf6e3b8a7898b38e4dc0a9345d

  • SHA1

    b4981cea040a229620ef1447cfc75acf9d90a7ce

  • SHA256

    f9e8d17a5b0ed4a95a778824e93609c534db70e30fb4beeccea2907d9488bd46

  • SHA512

    08c867cea58195b0d015163f7667f5e794dd2ff74a17469a49a7a9b36070cc9cd646ae6b05e28598a734865cef728461282cc445365a7b460c37294282e06a99

Malware Config

Targets

    • Target

      f9e8d17a5b0ed4a95a778824e93609c534db70e30fb4beeccea2907d9488bd46

    • Size

      1.2MB

    • MD5

      66045ebf6e3b8a7898b38e4dc0a9345d

    • SHA1

      b4981cea040a229620ef1447cfc75acf9d90a7ce

    • SHA256

      f9e8d17a5b0ed4a95a778824e93609c534db70e30fb4beeccea2907d9488bd46

    • SHA512

      08c867cea58195b0d015163f7667f5e794dd2ff74a17469a49a7a9b36070cc9cd646ae6b05e28598a734865cef728461282cc445365a7b460c37294282e06a99

    • Deletes itself

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Installs/modifies Browser Helper Object

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

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

2
T1112

Tasks