Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    81aee89b21522a02b2fd8ba460190f5dc0c9e371d10735d74582a2f216f087be

  • Size

    307KB

  • Sample

    220619-x6fs9shher

  • MD5

    49c0260ae3724c8b1028d764efc4f2a7

  • SHA1

    668fe56f98f6ec8c3ff8dad2f007fabb72ff82a4

  • SHA256

    81aee89b21522a02b2fd8ba460190f5dc0c9e371d10735d74582a2f216f087be

  • SHA512

    6074ba0235776b0bbc60044bd0487857dce708ad8397a9edf69fb0f255b819933c6379f386db346e41c811ae68ede7903d189e11efe98d8e9e87e33d43034b58

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      81aee89b21522a02b2fd8ba460190f5dc0c9e371d10735d74582a2f216f087be

    • Size

      307KB

    • MD5

      49c0260ae3724c8b1028d764efc4f2a7

    • SHA1

      668fe56f98f6ec8c3ff8dad2f007fabb72ff82a4

    • SHA256

      81aee89b21522a02b2fd8ba460190f5dc0c9e371d10735d74582a2f216f087be

    • SHA512

      6074ba0235776b0bbc60044bd0487857dce708ad8397a9edf69fb0f255b819933c6379f386db346e41c811ae68ede7903d189e11efe98d8e9e87e33d43034b58

    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