Overview

overview

10

Static

static

dridex

windows10-2004-x64

10

Sharing

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General

  • Target

    681d676c4efe46bd2f71f6b162ec3da09928eb461f5ed953d6b33dcb59d61ccb

  • Size

    241KB

  • Sample

    220809-pfv69saahp

  • MD5

    eb7b4cf9eb4c2a45fd5b979562d315b6

  • SHA1

    f43f2ada8f906a9b9d07d050691778e453b7d20f

  • SHA256

    681d676c4efe46bd2f71f6b162ec3da09928eb461f5ed953d6b33dcb59d61ccb

  • SHA512

    d477cbb72bd1da59f68e248287cba8edd1c7744b3028d66c3dcd752a424f334e6217cac0c183bf1e05c2429b8fab968282f9bb23db85bafa0dfe0471d902e314

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      681d676c4efe46bd2f71f6b162ec3da09928eb461f5ed953d6b33dcb59d61ccb

    • Size

      241KB

    • MD5

      eb7b4cf9eb4c2a45fd5b979562d315b6

    • SHA1

      f43f2ada8f906a9b9d07d050691778e453b7d20f

    • SHA256

      681d676c4efe46bd2f71f6b162ec3da09928eb461f5ed953d6b33dcb59d61ccb

    • SHA512

      d477cbb72bd1da59f68e248287cba8edd1c7744b3028d66c3dcd752a424f334e6217cac0c183bf1e05c2429b8fab968282f9bb23db85bafa0dfe0471d902e314

    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