Overview

overview

10

Static

static

NEW PURCHA...OC.exe

windows7-x64

10

NEW PURCHA...OC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    NEW PURCHASE ORDER EXP0028433 SCAN DOC.exe

  • Size

    1022KB

  • Sample

    221011-r1plbsadgn

  • MD5

    bb240dcac9cb0b5082636d9d98f79459

  • SHA1

    2965a18059dc4f5f69d9e48023637ea6984ac595

  • SHA256

    aae20c0fbcbb6a459929a9ebf3a27bb72064df5123db3d8a78b4087c0a0648fc

  • SHA512

    daa42a06b4cbece9e56590f5b0b47f15fd1518ca44b08e1783fcec5d9ae112ba076e1bad6ee3be199577abc77fd3ac263c1e3327a99a471644b1b44b9403b2e0

  • SSDEEP

    24576:+RUr+UZtr4OVMbDmWZyycNj5bj6vpFAtQy4A:BXt9IiykMvpIX

Score
10/10
asyncratboysrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

BOYS

C2

asyncat.duckdns.org:6565

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    5

  • install

    true

  • install_file

    APE.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      NEW PURCHASE ORDER EXP0028433 SCAN DOC.exe

    • Size

      1022KB

    • MD5

      bb240dcac9cb0b5082636d9d98f79459

    • SHA1

      2965a18059dc4f5f69d9e48023637ea6984ac595

    • SHA256

      aae20c0fbcbb6a459929a9ebf3a27bb72064df5123db3d8a78b4087c0a0648fc

    • SHA512

      daa42a06b4cbece9e56590f5b0b47f15fd1518ca44b08e1783fcec5d9ae112ba076e1bad6ee3be199577abc77fd3ac263c1e3327a99a471644b1b44b9403b2e0

    • SSDEEP

      24576:+RUr+UZtr4OVMbDmWZyycNj5bj6vpFAtQy4A:BXt9IiykMvpIX

    Score
    10/10
    asyncratboysrat

    • 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

    • Suspicious use of SetThreadContext

    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