General

  • Target

    899288434e6798e67289f4329536252efb434e49339f136b9a807c04fe36a2c5

  • Size

    213KB

  • Sample

    221217-apgmxaag6y

  • MD5

    92e33f69ba3cf22642df093dcdd7a0c7

  • SHA1

    2acd3f07d53c2d621e5f4ec54bafcc92233035d2

  • SHA256

    899288434e6798e67289f4329536252efb434e49339f136b9a807c04fe36a2c5

  • SHA512

    e0094d428751da26dcf5662811f28113a1378ea2f93d8a8cd8416c5b4ca562effbfbe752d18406fdf3e7807f76552d90e141bac6276c8b25f5ce3e9ef89da9b0

  • SSDEEP

    3072:TJjPpML9ofTNaTRw3UYVxDuikn/9kjEnmwWp9ZLszKk40zwUzQRKF+:1eL9ofXpuiw9kgnmwWzZgzh40M2b

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      899288434e6798e67289f4329536252efb434e49339f136b9a807c04fe36a2c5

    • Size

      213KB

    • MD5

      92e33f69ba3cf22642df093dcdd7a0c7

    • SHA1

      2acd3f07d53c2d621e5f4ec54bafcc92233035d2

    • SHA256

      899288434e6798e67289f4329536252efb434e49339f136b9a807c04fe36a2c5

    • SHA512

      e0094d428751da26dcf5662811f28113a1378ea2f93d8a8cd8416c5b4ca562effbfbe752d18406fdf3e7807f76552d90e141bac6276c8b25f5ce3e9ef89da9b0

    • SSDEEP

      3072:TJjPpML9ofTNaTRw3UYVxDuikn/9kjEnmwWp9ZLszKk40zwUzQRKF+:1eL9ofXpuiw9kgnmwWzZgzh40M2b

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Creates new service(s)

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Deletes itself

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks