General

  • Target

    1f07a7b203282b0ca58115fe2d75c99e

  • Size

    1.3MB

  • Sample

    211211-mbyqgscebp

  • MD5

    1f07a7b203282b0ca58115fe2d75c99e

  • SHA1

    6ed3158f23986d32347e3e82098f8139a50c9711

  • SHA256

    a14adf3e5aa8fec3cfc100666185c53b5d67f706f17a1506672fd091c763df9a

  • SHA512

    1e4703c2f4a48a401fbbbbb9bd8d02f359b4fc13f45b4b830ba0b7050fffe06740a90069c2e536f6b7b9b2d2695f171b8342d729438c25fa00269e3df6cc2d60

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

danielgomesb.hopto.org:5552

Mutex

3b8f970743bdfa6173bc9a1d9725d148

Attributes
  • reg_key

    3b8f970743bdfa6173bc9a1d9725d148

  • splitter

    |'|'|

Targets

    • Target

      1f07a7b203282b0ca58115fe2d75c99e

    • Size

      1.3MB

    • MD5

      1f07a7b203282b0ca58115fe2d75c99e

    • SHA1

      6ed3158f23986d32347e3e82098f8139a50c9711

    • SHA256

      a14adf3e5aa8fec3cfc100666185c53b5d67f706f17a1506672fd091c763df9a

    • SHA512

      1e4703c2f4a48a401fbbbbb9bd8d02f359b4fc13f45b4b830ba0b7050fffe06740a90069c2e536f6b7b9b2d2695f171b8342d729438c25fa00269e3df6cc2d60

    • Modifies WinLogon for persistence

    • Modifies visiblity of hidden/system files in Explorer

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • xmrig

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

    • Executes dropped EXE

    • Modifies Installed Components in the registry

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks