Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    deb228668163d4f4a6b71426590de2c1e7b4c06b4fdef5fc4c0e2d886eefb442

  • Size

    249KB

  • Sample

    220615-exh8xsgga8

  • MD5

    8529e819a7a785a836f80430db954f2d

  • SHA1

    9faaad4a21e0579353f6573b4b167f8820511e8f

  • SHA256

    deb228668163d4f4a6b71426590de2c1e7b4c06b4fdef5fc4c0e2d886eefb442

  • SHA512

    aa59668775413a6c8f57e6e15637bab5c2e18fcfdf0d0620cc7599e6b6af3dffac9c03d84c2238c79dea00a873463f8b70c9373c348cf54a72bc13d808d57635

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      deb228668163d4f4a6b71426590de2c1e7b4c06b4fdef5fc4c0e2d886eefb442

    • Size

      249KB

    • MD5

      8529e819a7a785a836f80430db954f2d

    • SHA1

      9faaad4a21e0579353f6573b4b167f8820511e8f

    • SHA256

      deb228668163d4f4a6b71426590de2c1e7b4c06b4fdef5fc4c0e2d886eefb442

    • SHA512

      aa59668775413a6c8f57e6e15637bab5c2e18fcfdf0d0620cc7599e6b6af3dffac9c03d84c2238c79dea00a873463f8b70c9373c348cf54a72bc13d808d57635

    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