Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    07b4f23ccc186d69b14f6108debf10c638d59fb0fedc73005392f7341d0bda98

  • Size

    266KB

  • Sample

    220605-n7nqtseder

  • MD5

    12a01b885bb6b151cf2d044732e20af2

  • SHA1

    825ab21f3c69f9e0f614731a7c9592bbfc2da50d

  • SHA256

    07b4f23ccc186d69b14f6108debf10c638d59fb0fedc73005392f7341d0bda98

  • SHA512

    25f88dee5d18350afe0dcc37d25269f93737d57a2ea01fc30c3cc8bf7fa9e724a48bfad5b5701a6c85374eb7e9e4b740d8963f554475a5d566eba147d056576d

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      07b4f23ccc186d69b14f6108debf10c638d59fb0fedc73005392f7341d0bda98

    • Size

      266KB

    • MD5

      12a01b885bb6b151cf2d044732e20af2

    • SHA1

      825ab21f3c69f9e0f614731a7c9592bbfc2da50d

    • SHA256

      07b4f23ccc186d69b14f6108debf10c638d59fb0fedc73005392f7341d0bda98

    • SHA512

      25f88dee5d18350afe0dcc37d25269f93737d57a2ea01fc30c3cc8bf7fa9e724a48bfad5b5701a6c85374eb7e9e4b740d8963f554475a5d566eba147d056576d

    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

    • Downloads MZ/PE file

    • 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

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks