Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    b227ec6b23da831004fccc29c05471f7832121bc0704e26da04c48f3e3554cee

  • Size

    255KB

  • Sample

    220122-j3z6vaacb7

  • MD5

    0a9588331831de9a208eb009f791b3c4

  • SHA1

    2170339d4af529f30e9cb48c363ed47f57f7b7fd

  • SHA256

    b227ec6b23da831004fccc29c05471f7832121bc0704e26da04c48f3e3554cee

  • SHA512

    cb5f93098e7993f7de1458fc2020bfc0ff616d448bb517d76211bb5d136c2b6c3b2ad234caea5d6d3d1a8bac34871f081fe656a7f2f5b02ba507e87909989264

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

patmushta.info

ovicrush.cn

Targets

    • Target

      b227ec6b23da831004fccc29c05471f7832121bc0704e26da04c48f3e3554cee

    • Size

      255KB

    • MD5

      0a9588331831de9a208eb009f791b3c4

    • SHA1

      2170339d4af529f30e9cb48c363ed47f57f7b7fd

    • SHA256

      b227ec6b23da831004fccc29c05471f7832121bc0704e26da04c48f3e3554cee

    • SHA512

      cb5f93098e7993f7de1458fc2020bfc0ff616d448bb517d76211bb5d136c2b6c3b2ad234caea5d6d3d1a8bac34871f081fe656a7f2f5b02ba507e87909989264

    Score
    10/10
    tofseexmrigevasionminerpersistencetrojan

    • Tofsee

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

      trojantofsee

    • xmrig

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

      minerxmrig

    • XMRig Miner Payload

      miner

    • Creates new service(s)

      persistence

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Sets service image path in registry

      persistence

    • Checks computer location settings

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks