Overview

overview

10

Static

static

85d1707c3b...a9.exe

windows7_x64

10

85d1707c3b...a9.exe

windows10-2004_x64

1

Sharing

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General

  • Target

    85d1707c3b54c31f08d560194620da9a15b4a43f562f7eddf8ec7cd48a49f4a9

  • Size

    531KB

  • Sample

    220117-hvcvxahbdp

  • MD5

    4fc25c15ec17895569bcd9808efc8fa6

  • SHA1

    1399cd1cc14f64e7a81806d1529e87c2e6a06d75

  • SHA256

    85d1707c3b54c31f08d560194620da9a15b4a43f562f7eddf8ec7cd48a49f4a9

  • SHA512

    f12e8b0114ecccf6d77f0f0f28dc6837b4827e97dbd31dea87a9cd7b5dc3c543bcb2121e4cc1f1d77bb3ea4a9104d88b48927a6331792c17541d9ce7ca5dee1c

Score
10/10
asyncrat1111 --- old torrents --- 1111persistenceratsuricata

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

1111 --- OLD Torrents --- 1111

C2

null:null

Mutex

Aakn1515knAakn1515kn!

Attributes
  • anti_vm

    false

  • bsod

    false

  • delay

    3

  • install

    false

  • install_folder

    %AppData%

  • pastebin_config

    http://microsoft-service-checker.xyz/OCB-Async.txt

aes.plain

Targets

    • Target

      85d1707c3b54c31f08d560194620da9a15b4a43f562f7eddf8ec7cd48a49f4a9

    • Size

      531KB

    • MD5

      4fc25c15ec17895569bcd9808efc8fa6

    • SHA1

      1399cd1cc14f64e7a81806d1529e87c2e6a06d75

    • SHA256

      85d1707c3b54c31f08d560194620da9a15b4a43f562f7eddf8ec7cd48a49f4a9

    • SHA512

      f12e8b0114ecccf6d77f0f0f28dc6837b4827e97dbd31dea87a9cd7b5dc3c543bcb2121e4cc1f1d77bb3ea4a9104d88b48927a6331792c17541d9ce7ca5dee1c

    Score
    10/10
    asyncrat1111 --- old torrents --- 1111persistenceratsuricata

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Modifies WinLogon for persistence

      persistence

    • suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)

      suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)

      suricata

    • Async RAT payload

      rat

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks