Overview

overview

10

Static

static

9b608fcfcf...69.exe

windows7-x64

10

9b608fcfcf...69.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9b608fcfcff20713072deb68b58dd218cc10f880b5c85a7903aec99d9471f269

  • Size

    315KB

  • Sample

    221130-vjml7acb3x

  • MD5

    42ffde5af3d66024c0699f14922bb1da

  • SHA1

    b4019d8834f565877ead605a6930e5fdb1bdcfa1

  • SHA256

    9b608fcfcff20713072deb68b58dd218cc10f880b5c85a7903aec99d9471f269

  • SHA512

    cef54ced9dd019f24cd8619e3fd989a8ca146680ffb9b98217941068d79c26a38476d696d2a6c91c69fde70e3b8f25f05c18462682b26486f693c16badcd82fe

  • SSDEEP

    6144:D6xqzHOWLMGBgPcpdrVVsqy3WmSNRbNqfWvC:OxqzHOM/HVVs/3WNbMfWvC

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

40.75.8.74:7707

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Version

0.5.7A

Botnet

Default

C2

23.102.129.234:7707

Mutex

uvkcjjugzqls

Attributes
  • delay

    1

  • install

    false

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      9b608fcfcff20713072deb68b58dd218cc10f880b5c85a7903aec99d9471f269

    • Size

      315KB

    • MD5

      42ffde5af3d66024c0699f14922bb1da

    • SHA1

      b4019d8834f565877ead605a6930e5fdb1bdcfa1

    • SHA256

      9b608fcfcff20713072deb68b58dd218cc10f880b5c85a7903aec99d9471f269

    • SHA512

      cef54ced9dd019f24cd8619e3fd989a8ca146680ffb9b98217941068d79c26a38476d696d2a6c91c69fde70e3b8f25f05c18462682b26486f693c16badcd82fe

    • SSDEEP

      6144:D6xqzHOWLMGBgPcpdrVVsqy3WmSNRbNqfWvC:OxqzHOM/HVVs/3WNbMfWvC

    Score
    10/10
    asyncratdefaultrat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Async RAT payload

      rat

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks