Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    ef283739c935d0d61788f5b51ac244ff2b9342675cbc4a840b864c41d90dbf50

  • Size

    249KB

  • Sample

    220615-k568lschbn

  • MD5

    991df7949cd2eca2aec598811b5daa44

  • SHA1

    3789b677551ac14a2ef2599d1c8602af12ed31c2

  • SHA256

    ef283739c935d0d61788f5b51ac244ff2b9342675cbc4a840b864c41d90dbf50

  • SHA512

    e42f406c90a77a868ec0c4b49d97de052d4819f0467fb1d1419d418e2ba1bfc3e3d1dc4bf957e8471e2af79f64be61c4f4ad1f7bf3bc30aedffacd114827b9ea

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      ef283739c935d0d61788f5b51ac244ff2b9342675cbc4a840b864c41d90dbf50

    • Size

      249KB

    • MD5

      991df7949cd2eca2aec598811b5daa44

    • SHA1

      3789b677551ac14a2ef2599d1c8602af12ed31c2

    • SHA256

      ef283739c935d0d61788f5b51ac244ff2b9342675cbc4a840b864c41d90dbf50

    • SHA512

      e42f406c90a77a868ec0c4b49d97de052d4819f0467fb1d1419d418e2ba1bfc3e3d1dc4bf957e8471e2af79f64be61c4f4ad1f7bf3bc30aedffacd114827b9ea

    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