Overview

overview

10

Static

static

10

AsyncClient.exe

windows7-x64

10

AsyncClient.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    AsyncClient.exe

  • Size

    47KB

  • Sample

    230226-jdpzksga6y

  • MD5

    c750892fa81b855098b326ea975b8e7a

  • SHA1

    424cc396419319c412acce0cdf4edf013ebc3b2c

  • SHA256

    6f099fc3a9490f5ca35d4213fac40385042703d98f56775442f19c7008114a6b

  • SHA512

    62c298c9f3e538a124c0a081438511d8bdc3439b54d72f9f10f2865c18f0d52e001eaadd40109b5e3601f47607c4ff742509e113c3ce1945616996f9c962c98b

  • SSDEEP

    768:quq49T944nD5WUxiVDmo2qrQinNPIq5jjOcyJ0bFA7I9fAOIYNiihLcn3ORBDZsx:quq49T9xy2vq5j6ubFEYPdsi9cn3odsx

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

192.168.0.1:5552

86.38.230.179:5552

192.168.0.107:5552
Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    true

  • install_file

    yay.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      AsyncClient.exe

    • Size

      47KB

    • MD5

      c750892fa81b855098b326ea975b8e7a

    • SHA1

      424cc396419319c412acce0cdf4edf013ebc3b2c

    • SHA256

      6f099fc3a9490f5ca35d4213fac40385042703d98f56775442f19c7008114a6b

    • SHA512

      62c298c9f3e538a124c0a081438511d8bdc3439b54d72f9f10f2865c18f0d52e001eaadd40109b5e3601f47607c4ff742509e113c3ce1945616996f9c962c98b

    • SSDEEP

      768:quq49T944nD5WUxiVDmo2qrQinNPIq5jjOcyJ0bFA7I9fAOIYNiihLcn3ORBDZsx:quq49T9xy2vq5j6ubFEYPdsi9cn3odsx

    Score
    10/10
    asyncratdefaultrat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Async RAT payload

      rat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks