Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    8c3e82f9eb8fa6b814aa24171c60d3b0c5e8e70d44ad260034c9a4acd9a55484

  • Size

    309KB

  • Sample

    220605-gyapaacgfr

  • MD5

    9dd923205102d1b2d4da4b597e2a4ede

  • SHA1

    f42ab9033312a59ed05c17b768ee065e9cee5526

  • SHA256

    8c3e82f9eb8fa6b814aa24171c60d3b0c5e8e70d44ad260034c9a4acd9a55484

  • SHA512

    a8f5d5ff19d44279ebfef33a5855edbc370b0a9cfe14b244a938e3da2ccf8dd57ed9e746986473a3880f2bb9476ce2933f5a67444825995f3c354302868850d5

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      8c3e82f9eb8fa6b814aa24171c60d3b0c5e8e70d44ad260034c9a4acd9a55484

    • Size

      309KB

    • MD5

      9dd923205102d1b2d4da4b597e2a4ede

    • SHA1

      f42ab9033312a59ed05c17b768ee065e9cee5526

    • SHA256

      8c3e82f9eb8fa6b814aa24171c60d3b0c5e8e70d44ad260034c9a4acd9a55484

    • SHA512

      a8f5d5ff19d44279ebfef33a5855edbc370b0a9cfe14b244a938e3da2ccf8dd57ed9e746986473a3880f2bb9476ce2933f5a67444825995f3c354302868850d5

    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