Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    8dd54a2cf3be8a7893f9c4cf474b29a5ebe95558a404e551faf95cd0dc65018c

  • Size

    262KB

  • Sample

    220606-ntk3sacbdj

  • MD5

    b0431de64e84ffb815a80ee55e252c64

  • SHA1

    cb0ca7154c63ae2e241880d9e535396c1e9a2a24

  • SHA256

    8dd54a2cf3be8a7893f9c4cf474b29a5ebe95558a404e551faf95cd0dc65018c

  • SHA512

    c3ff01ab26aefa24b8cbad807a1158ae9e796b8ff8ad4d42cbc33562b0360f2c0571711c18ad35f04ace8608057e988bb5692f22b5ae3d73c114271c32d464cc

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      8dd54a2cf3be8a7893f9c4cf474b29a5ebe95558a404e551faf95cd0dc65018c

    • Size

      262KB

    • MD5

      b0431de64e84ffb815a80ee55e252c64

    • SHA1

      cb0ca7154c63ae2e241880d9e535396c1e9a2a24

    • SHA256

      8dd54a2cf3be8a7893f9c4cf474b29a5ebe95558a404e551faf95cd0dc65018c

    • SHA512

      c3ff01ab26aefa24b8cbad807a1158ae9e796b8ff8ad4d42cbc33562b0360f2c0571711c18ad35f04ace8608057e988bb5692f22b5ae3d73c114271c32d464cc

    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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • 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