Overview

overview

10

Static

static

dridex

windows10_x64

10

Sharing

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General

  • Target

    ea77b67970509fb08748f22a080d3c7ce82ecf8e19e4bfa6c4bf04cdc2576e5c

  • Size

    200KB

  • Sample

    220604-trbzzsagbp

  • MD5

    0a16f5fe48660f453da4d32664390477

  • SHA1

    d2712dcd12ecb90d1fc89bc00c90a9675e5a7e6b

  • SHA256

    ea77b67970509fb08748f22a080d3c7ce82ecf8e19e4bfa6c4bf04cdc2576e5c

  • SHA512

    603bc1056b9d9492d76aeb9f3247d81d399885d9bdf3c02b73f168eb4dea293baf0baa3cd6d40f76d45fded14fe7ce8c6b1fe0035fad759d22ef90de7f138efa

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      ea77b67970509fb08748f22a080d3c7ce82ecf8e19e4bfa6c4bf04cdc2576e5c

    • Size

      200KB

    • MD5

      0a16f5fe48660f453da4d32664390477

    • SHA1

      d2712dcd12ecb90d1fc89bc00c90a9675e5a7e6b

    • SHA256

      ea77b67970509fb08748f22a080d3c7ce82ecf8e19e4bfa6c4bf04cdc2576e5c

    • SHA512

      603bc1056b9d9492d76aeb9f3247d81d399885d9bdf3c02b73f168eb4dea293baf0baa3cd6d40f76d45fded14fe7ce8c6b1fe0035fad759d22ef90de7f138efa

    Score
    10/10
    tofseexmrigevasionminerpersistencetrojan

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • 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

    • Deletes itself

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • 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

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks