Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    41eb7e0e0b938279446049d0c2d4f2f3cd60337751e449635084637245db03aa

  • Size

    249KB

  • Sample

    220615-d5aq3sbaej

  • MD5

    e8cf8e8ea7c46ccf00fea85c09f72da5

  • SHA1

    3e701044ce8565a74373f8c3ee614aff490b5198

  • SHA256

    41eb7e0e0b938279446049d0c2d4f2f3cd60337751e449635084637245db03aa

  • SHA512

    31d3516f348800eb949bd2ef7ade1e35a11f43e70ee9b7b5d19a95d82d320947cdfef84fa0805e9d8af18ff6dc5361995c19e5e20176d64fd0c5cc9a0f9cd10d

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      41eb7e0e0b938279446049d0c2d4f2f3cd60337751e449635084637245db03aa

    • Size

      249KB

    • MD5

      e8cf8e8ea7c46ccf00fea85c09f72da5

    • SHA1

      3e701044ce8565a74373f8c3ee614aff490b5198

    • SHA256

      41eb7e0e0b938279446049d0c2d4f2f3cd60337751e449635084637245db03aa

    • SHA512

      31d3516f348800eb949bd2ef7ade1e35a11f43e70ee9b7b5d19a95d82d320947cdfef84fa0805e9d8af18ff6dc5361995c19e5e20176d64fd0c5cc9a0f9cd10d

    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