Overview

overview

10

Static

static

dridex

windows10-2004-x64

10

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General

  • Target

    0f0f8a4b64b4ad8e33b40cb4eb2fe3f9abe96433838c535079c66b76e45104ef

  • Size

    240KB

  • Sample

    220809-zhvnmahdf8

  • MD5

    bf4f2337ee57b43e4b9ba34a77d14c86

  • SHA1

    50f3f6e0865b50539a2f9f6710ce15f0ddec0116

  • SHA256

    0f0f8a4b64b4ad8e33b40cb4eb2fe3f9abe96433838c535079c66b76e45104ef

  • SHA512

    47786aa29f305a73a3d446cd251a30da185518cb8c3fc298fb280f0637d68512913f5efded90214f1a8d4e6efb251bdae33be34bc765d129017b198840a6bef4

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      0f0f8a4b64b4ad8e33b40cb4eb2fe3f9abe96433838c535079c66b76e45104ef

    • Size

      240KB

    • MD5

      bf4f2337ee57b43e4b9ba34a77d14c86

    • SHA1

      50f3f6e0865b50539a2f9f6710ce15f0ddec0116

    • SHA256

      0f0f8a4b64b4ad8e33b40cb4eb2fe3f9abe96433838c535079c66b76e45104ef

    • SHA512

      47786aa29f305a73a3d446cd251a30da185518cb8c3fc298fb280f0637d68512913f5efded90214f1a8d4e6efb251bdae33be34bc765d129017b198840a6bef4

    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