Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    54e8e28c0319b356ccc2a8b655e64368bb74167e5cb6f5bf9359567984f98c2b

  • Size

    205KB

  • Sample

    220613-sj5fwsdbg6

  • MD5

    a27aad55fdb6ed7426a8672860cec458

  • SHA1

    a121d6c2c1473df3f0eb613f9d0c03bc5b5e549d

  • SHA256

    54e8e28c0319b356ccc2a8b655e64368bb74167e5cb6f5bf9359567984f98c2b

  • SHA512

    df08d463e5d04309409da3b48c3b7038bac1a4b22e1400a902d304ebc4539465ddc594d6ef5c7b3ec52bbef9f88a49c4d39142d69687139569e7c7d71d41de5f

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      54e8e28c0319b356ccc2a8b655e64368bb74167e5cb6f5bf9359567984f98c2b

    • Size

      205KB

    • MD5

      a27aad55fdb6ed7426a8672860cec458

    • SHA1

      a121d6c2c1473df3f0eb613f9d0c03bc5b5e549d

    • SHA256

      54e8e28c0319b356ccc2a8b655e64368bb74167e5cb6f5bf9359567984f98c2b

    • SHA512

      df08d463e5d04309409da3b48c3b7038bac1a4b22e1400a902d304ebc4539465ddc594d6ef5c7b3ec52bbef9f88a49c4d39142d69687139569e7c7d71d41de5f

    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