Overview

overview

10

Static

static

dridex

windows10-2004-x64

10

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General

  • Target

    b76ba2ffa2458c5aa1f0443963e3e4947146f4f467db98a1fc2b453dd49d7e58

  • Size

    241KB

  • Sample

    220809-hwv3waefbj

  • MD5

    b38087a2cc157ab5c09fddbf4537e3bd

  • SHA1

    c68eaa8e2b7f1b2d90409b215dab712925eaac4a

  • SHA256

    b76ba2ffa2458c5aa1f0443963e3e4947146f4f467db98a1fc2b453dd49d7e58

  • SHA512

    06cc6d8c4a4d91a30fa5e7dd9a605d904b42c8ac4e9c71d8d41ce2ec288954cba7cf6bc14e1a2116c296e065e31f6f7c703c45a4f080b807cb1eb187f1cd99fc

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      b76ba2ffa2458c5aa1f0443963e3e4947146f4f467db98a1fc2b453dd49d7e58

    • Size

      241KB

    • MD5

      b38087a2cc157ab5c09fddbf4537e3bd

    • SHA1

      c68eaa8e2b7f1b2d90409b215dab712925eaac4a

    • SHA256

      b76ba2ffa2458c5aa1f0443963e3e4947146f4f467db98a1fc2b453dd49d7e58

    • SHA512

      06cc6d8c4a4d91a30fa5e7dd9a605d904b42c8ac4e9c71d8d41ce2ec288954cba7cf6bc14e1a2116c296e065e31f6f7c703c45a4f080b807cb1eb187f1cd99fc

    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