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

    45KB

  • Sample

    230605-r1tv2sha96

  • MD5

    d804dbbb439098de1ef46b54b69519d8

  • SHA1

    349a6c7e516dd41f2e164d305ca9168bef949072

  • SHA256

    6a08cf2d6510da2ac1d951be0fd0d0796dc5c04d4e42727924ecef10b6115125

  • SHA512

    d238601108a7ce8373ab1dcb611b67f729b7968853ab9fbd0cc85615c25dc6bb665ec1044fdef217ada5d8fb3422b1f021727d2759f7f385386d296d06de87ec

  • SSDEEP

    768:7u1a21T3EiJfWUzuydmo2qzDKjGKG6PIyzjbFgX3iFt4k24EfYDJfp4XIlAKKyBv:7u1a21T3xN2SKYDy3bCXSIQ8YDJfpNdF

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

127.0.0.1:23092

195.78.54.247:23092
Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    true

  • install_file

    awdawd.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      AsyncClient.exe

    • Size

      45KB

    • MD5

      d804dbbb439098de1ef46b54b69519d8

    • SHA1

      349a6c7e516dd41f2e164d305ca9168bef949072

    • SHA256

      6a08cf2d6510da2ac1d951be0fd0d0796dc5c04d4e42727924ecef10b6115125

    • SHA512

      d238601108a7ce8373ab1dcb611b67f729b7968853ab9fbd0cc85615c25dc6bb665ec1044fdef217ada5d8fb3422b1f021727d2759f7f385386d296d06de87ec

    • SSDEEP

      768:7u1a21T3EiJfWUzuydmo2qzDKjGKG6PIyzjbFgX3iFt4k24EfYDJfp4XIlAKKyBv:7u1a21T3xN2SKYDy3bCXSIQ8YDJfpNdF

    Score
    10/10
    asyncratdefaultrat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

      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

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks