Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    35956f6f8a89c4214dec4acb5134989ae598b1d258226e2c79abafbc2e9587ce

  • Size

    266KB

  • Sample

    220605-rz89cabcd9

  • MD5

    e89afe9d7e708a4e1837cf2759db55b7

  • SHA1

    847e7962e48dd5307ebfd2cd0ad390f881f81135

  • SHA256

    35956f6f8a89c4214dec4acb5134989ae598b1d258226e2c79abafbc2e9587ce

  • SHA512

    d9e080c94b52b3b302b525abe7a2cfa3382ef5800eef1f3e649381bea77a24e0d8e4659c664a15a6f01bd25c45e8a1af15f89c6f5d4a53b26096b3d2084ea4c4

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      35956f6f8a89c4214dec4acb5134989ae598b1d258226e2c79abafbc2e9587ce

    • Size

      266KB

    • MD5

      e89afe9d7e708a4e1837cf2759db55b7

    • SHA1

      847e7962e48dd5307ebfd2cd0ad390f881f81135

    • SHA256

      35956f6f8a89c4214dec4acb5134989ae598b1d258226e2c79abafbc2e9587ce

    • SHA512

      d9e080c94b52b3b302b525abe7a2cfa3382ef5800eef1f3e649381bea77a24e0d8e4659c664a15a6f01bd25c45e8a1af15f89c6f5d4a53b26096b3d2084ea4c4

    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