Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    6b3fe813b728d0e1f9fc3b6f8815ccbe6a4b5817f4c8c109957b0c78a3441dff

  • Size

    249KB

  • Sample

    220123-hr5rhsfchj

  • MD5

    54100ce9e9eeb2351e96ef8942559fbd

  • SHA1

    4c9435c8dc4cfcc0323b49e49d10f212c066829f

  • SHA256

    6b3fe813b728d0e1f9fc3b6f8815ccbe6a4b5817f4c8c109957b0c78a3441dff

  • SHA512

    0d82f6ff85d7db1a981a3099a4fdce88f06a2008cbc633ad1545a89501b9b685edb6aecdd4863097c8551d46995220408fe5eb777cfcb4f016b7eb84b27bbed7

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

patmushta.info

ovicrush.cn

Targets

    • Target

      6b3fe813b728d0e1f9fc3b6f8815ccbe6a4b5817f4c8c109957b0c78a3441dff

    • Size

      249KB

    • MD5

      54100ce9e9eeb2351e96ef8942559fbd

    • SHA1

      4c9435c8dc4cfcc0323b49e49d10f212c066829f

    • SHA256

      6b3fe813b728d0e1f9fc3b6f8815ccbe6a4b5817f4c8c109957b0c78a3441dff

    • SHA512

      0d82f6ff85d7db1a981a3099a4fdce88f06a2008cbc633ad1545a89501b9b685edb6aecdd4863097c8551d46995220408fe5eb777cfcb4f016b7eb84b27bbed7

    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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Web Service

1
T1102

Impact

Tasks