Overview

overview

10

Static

static

10

561d4930d5...f2.exe

windows7_x64

10

561d4930d5...f2.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    561d4930d5ff9d53ffbee68d2554f89ed3b32968ee29b2520ce1f60c5a0d4ff2

  • Size

    45KB

  • Sample

    220521-pmlamsagek

  • MD5

    708b15fe967de91ec55bfc6fdd54433b

  • SHA1

    7ce54db6b7a46e78a1fa78b9588c78e1ca2bc904

  • SHA256

    561d4930d5ff9d53ffbee68d2554f89ed3b32968ee29b2520ce1f60c5a0d4ff2

  • SHA512

    e84b7003094dc40eb025fe44175571d3665dc00d844c574db97f48aceb8cfd2af5bedaf58ffb66d97e694fb6bf5b9e15d07221a115e113f2e467dd3bfd043c2f

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:8574

lowkeyjust.ddns.net:6606

lowkeyjust.ddns.net:7707

lowkeyjust.ddns.net:8808

lowkeyjust.ddns.net:8574
Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    12

  • install

    true

  • install_file

    SteamStartupService.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      561d4930d5ff9d53ffbee68d2554f89ed3b32968ee29b2520ce1f60c5a0d4ff2

    • Size

      45KB

    • MD5

      708b15fe967de91ec55bfc6fdd54433b

    • SHA1

      7ce54db6b7a46e78a1fa78b9588c78e1ca2bc904

    • SHA256

      561d4930d5ff9d53ffbee68d2554f89ed3b32968ee29b2520ce1f60c5a0d4ff2

    • SHA512

      e84b7003094dc40eb025fe44175571d3665dc00d844c574db97f48aceb8cfd2af5bedaf58ffb66d97e694fb6bf5b9e15d07221a115e113f2e467dd3bfd043c2f

    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

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