General

  • Target

    Setup.exe

  • Size

    22.7MB

  • Sample

    240612-rgrlksxgnc

  • MD5

    a48365c0d2c311db4f7044a47e196f83

  • SHA1

    aafaad49c47987c815c016da05bf98176ed6f342

  • SHA256

    96e4ec16ccd374b8be624079f68012d1707af8e31f66885dfbacbde8b407f208

  • SHA512

    688f2e53215afb4d4b4d19d15f288ff19af644a02e708a1f833ac0cd2235992e9b8dca7e4e82d23b447e2808daa88a2050d64ac76af3b54a56695a659c02e878

  • SSDEEP

    393216:qdkMM5wrS+tejURYEe9m0cpRgloTmgDm8TjK5Lkgol0/pBlEvkLH9F/yH:qdnKwrS+tjRY/hcko6gDmITmf5F6H

Malware Config

Targets

    • Target

      Setup.exe

    • Size

      22.7MB

    • MD5

      a48365c0d2c311db4f7044a47e196f83

    • SHA1

      aafaad49c47987c815c016da05bf98176ed6f342

    • SHA256

      96e4ec16ccd374b8be624079f68012d1707af8e31f66885dfbacbde8b407f208

    • SHA512

      688f2e53215afb4d4b4d19d15f288ff19af644a02e708a1f833ac0cd2235992e9b8dca7e4e82d23b447e2808daa88a2050d64ac76af3b54a56695a659c02e878

    • SSDEEP

      393216:qdkMM5wrS+tejURYEe9m0cpRgloTmgDm8TjK5Lkgol0/pBlEvkLH9F/yH:qdnKwrS+tjRY/hcko6gDmITmf5F6H

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks for any installed AV software in registry

    • Checks installed software on the system

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Defense Evasion

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Software Discovery

1
T1518

Security Software Discovery

1
T1518.001

Tasks