General

  • Target

    8f04eb500e66a053fa3e6e8a9900e94e794218253a172265c3a881db6f65faf4

  • Size

    27KB

  • Sample

    220920-zf3lfsecg2

  • MD5

    47bea8a28b1e81e3342d594fc57acd8e

  • SHA1

    d301e8985e53b7baabf9b45df087a017e3817742

  • SHA256

    8f04eb500e66a053fa3e6e8a9900e94e794218253a172265c3a881db6f65faf4

  • SHA512

    d5f2bfa425fa0c8d7fe2531b57ed9dbe5ca9b8bb8b7a868e39b251182446a22bcf01c3181d17b3362bc2a76b56cda1e504db2436fafbf922ee2120f76e8d00b6

  • SSDEEP

    384:2LBH6uj/+AU9038hfOexuaP39hRnMYAQk93vmhm7UMKmIEecKdbXTzm9bVhcaL62:wBa0mkspJtyYA/vMHTi9bD

Malware Config

Extracted

Family

njrat

Version

v4.0

Botnet

HacKed

C2

216.250.251.104:2028

Mutex

Windows

Attributes
  • reg_key

    Windows

  • splitter

    |-F-|

Targets

    • Target

      8f04eb500e66a053fa3e6e8a9900e94e794218253a172265c3a881db6f65faf4

    • Size

      27KB

    • MD5

      47bea8a28b1e81e3342d594fc57acd8e

    • SHA1

      d301e8985e53b7baabf9b45df087a017e3817742

    • SHA256

      8f04eb500e66a053fa3e6e8a9900e94e794218253a172265c3a881db6f65faf4

    • SHA512

      d5f2bfa425fa0c8d7fe2531b57ed9dbe5ca9b8bb8b7a868e39b251182446a22bcf01c3181d17b3362bc2a76b56cda1e504db2436fafbf922ee2120f76e8d00b6

    • SSDEEP

      384:2LBH6uj/+AU9038hfOexuaP39hRnMYAQk93vmhm7UMKmIEecKdbXTzm9bVhcaL62:wBa0mkspJtyYA/vMHTi9bD

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Hidden Files and Directories

1
T1158

Defense Evasion

Modify Registry

1
T1112

Hidden Files and Directories

1
T1158

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks