Overview

overview

10

Static

static

dridex

windows10-2004_x64

10

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General

  • Target

    af5c4e5401f3738f5151c04f0758e625cc7b57518256bfbc2fa68e70afa135ca

  • Size

    310KB

  • Sample

    220605-kdjm8shch9

  • MD5

    b20cf306a1e5f6ada69f9ce5f7a7dd53

  • SHA1

    7a1b871db7d736b0f1cb8d17cadff1021d5118aa

  • SHA256

    af5c4e5401f3738f5151c04f0758e625cc7b57518256bfbc2fa68e70afa135ca

  • SHA512

    b96868eb140ec919fbb8220955a5b9b7bca2639831f450ba92c1c321c4d0c9ddb9b9fe13993fd95ad087de879dd14bd8ea77e01ea6d58692d95f43654b36e709

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      af5c4e5401f3738f5151c04f0758e625cc7b57518256bfbc2fa68e70afa135ca

    • Size

      310KB

    • MD5

      b20cf306a1e5f6ada69f9ce5f7a7dd53

    • SHA1

      7a1b871db7d736b0f1cb8d17cadff1021d5118aa

    • SHA256

      af5c4e5401f3738f5151c04f0758e625cc7b57518256bfbc2fa68e70afa135ca

    • SHA512

      b96868eb140ec919fbb8220955a5b9b7bca2639831f450ba92c1c321c4d0c9ddb9b9fe13993fd95ad087de879dd14bd8ea77e01ea6d58692d95f43654b36e709

    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