General

  • Target

    774c89fd31006f8b9c96c402a3210caeee298b49018ca5e67ad72712a599f921

  • Size

    3.5MB

  • Sample

    221126-gexdyaac7v

  • MD5

    3122d50c68a14c92156f3d04b54bfe5e

  • SHA1

    0258047ff25d6e3be692bde793228ea365879d24

  • SHA256

    774c89fd31006f8b9c96c402a3210caeee298b49018ca5e67ad72712a599f921

  • SHA512

    fcf2a80fbdd0ca928728aaed179a6680c1e4d527020e7aed318245bee9510d49397b3b2429e023a0ea62753743bf31cc4f40995859970d35ea2390b11aaa4d9e

  • SSDEEP

    98304:ZQBLXBmC5ACOfCBkqIVmdXpoFC4U56+3Q:qBXBhzOcpWece6+A

Malware Config

Targets

    • Target

      774c89fd31006f8b9c96c402a3210caeee298b49018ca5e67ad72712a599f921

    • Size

      3.5MB

    • MD5

      3122d50c68a14c92156f3d04b54bfe5e

    • SHA1

      0258047ff25d6e3be692bde793228ea365879d24

    • SHA256

      774c89fd31006f8b9c96c402a3210caeee298b49018ca5e67ad72712a599f921

    • SHA512

      fcf2a80fbdd0ca928728aaed179a6680c1e4d527020e7aed318245bee9510d49397b3b2429e023a0ea62753743bf31cc4f40995859970d35ea2390b11aaa4d9e

    • SSDEEP

      98304:ZQBLXBmC5ACOfCBkqIVmdXpoFC4U56+3Q:qBXBhzOcpWece6+A

    • Blackmoon, KrBanker

      Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

    • Detect Blackmoon payload

    • Executes dropped EXE

    • Sets DLL path for service in the registry

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

4
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks