General

  • Target

    a00eadb0f2e3f60cbb65a83524faf46c

  • Size

    2.3MB

  • Sample

    220422-m8j9csgdhq

  • MD5

    a00eadb0f2e3f60cbb65a83524faf46c

  • SHA1

    4b05ee08ecff3dc1b8a2b82b1fa208642616a00f

  • SHA256

    d28e9540401428e9fbcfe7a34b5dd21768c1208c0a8466d06e25d3dce12da1ab

  • SHA512

    58b07c32ad33f497cd287c3a05850c88106407d40679320688f289d25352ec73081fbb044a2ad191bc9955a1e9893cd34b23a3e4875c96876fff64b869fdfaf1

Malware Config

Targets

    • Target

      Cleaner.exe

    • Size

      2.3MB

    • MD5

      20e46ebb79a42cf493dd3ad6129ba5ee

    • SHA1

      84adc64bf4f3e7d886d6502292b23d57d26f8272

    • SHA256

      28432c6b761d9a0d6d3a80cbeda9b6f745cf55b5a2c234737afe493d1ff11158

    • SHA512

      4944f8a8f3eeb4321f59e295946724aab209ea42189a754334d0e10b88a8a5fe0842ec1e05f54fba874808305d9f11c8495fe776800dc8dd750389194ab3d7c8

    • Modifies security service

    • xmrig

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

    • XMRig Miner Payload

    • Executes dropped EXE

    • Possible privilege escalation attempt

    • Stops running service(s)

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Impact

Service Stop

1
T1489

Tasks