Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    c9d878af39e8276e4445bdfed7b4d277f8f4e497caad70d5e47777fef0f57fc8

  • Size

    308KB

  • Sample

    220619-crqdyacfar

  • MD5

    52ddf64233c381141634cd873a26a06c

  • SHA1

    41e9454302709ff6b87aa7c963e0f411dced635d

  • SHA256

    c9d878af39e8276e4445bdfed7b4d277f8f4e497caad70d5e47777fef0f57fc8

  • SHA512

    36b4cdec31ce48a0deddb156aa4c8ce1f04579c4ccbfe1a7f6f248607d575e7fd95df9fe56924c8af04b693dc41f2104090392ebaa072ba92fc74561d4a8234f

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      c9d878af39e8276e4445bdfed7b4d277f8f4e497caad70d5e47777fef0f57fc8

    • Size

      308KB

    • MD5

      52ddf64233c381141634cd873a26a06c

    • SHA1

      41e9454302709ff6b87aa7c963e0f411dced635d

    • SHA256

      c9d878af39e8276e4445bdfed7b4d277f8f4e497caad70d5e47777fef0f57fc8

    • SHA512

      36b4cdec31ce48a0deddb156aa4c8ce1f04579c4ccbfe1a7f6f248607d575e7fd95df9fe56924c8af04b693dc41f2104090392ebaa072ba92fc74561d4a8234f

    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