Overview

overview

10

Static

static

10

c87a94cf49...a8.exe

windows10-2004-x64

10

c87a94cf49...a8.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/07/2026, 13:20

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General

  • Target
    c87a94cf491e90f39e2eba499aff68d68a18e596d3953f506d749c0b1587fda8.exe
  • Size 45KB
  • Sample260711-qlacesbw6p
  • SHA256 c87a94cf491e90f39e2eba499aff68d68a18e596d3953f506d749c0b1587fda8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • asentv.tv:80

  • asentv.tv:22

  • asentv.tv:8080

  • asentv.tv:8880

  • asentv.tv:2052

  • asentv.tv:2082

  • asentv.tv:2086

  • asentv.tv:2095

  • asentv.tv:443

  • asentv.tv:2053

  • asentv.tv:2083

  • asentv.tv:2087

  • asentv.tv:2096

  • asentv.tv:8443

  • www.asentv.tv:80

  • www.asentv.tv:22

  • www.asentv.tv:8080

  • www.asentv.tv:8880

  • www.asentv.tv:2052

  • www.asentv.tv:2082

Mutex

  • MR9qkyYSAtw3

Attributes
  • delay

    0

  • install

    true

  • install_file

    oocunp.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c87a94cf491e90f39e2eba499aff68d68a18e596d3953f506d749c0b1587fda8.exe
    "C:\Users\Admin\AppData\Local\Temp\c87a94cf491e90f39e2eba499aff68d68a18e596d3953f506d749c0b1587fda8.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1640
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "oocunp" /tr '"C:\Users\Admin\AppData\Roaming\oocunp.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4972
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "oocunp" /tr '"C:\Users\Admin\AppData\Roaming\oocunp.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1568
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4387.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4120
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1860
      • C:\Users\Admin\AppData\Roaming\oocunp.exe
        "C:\Users\Admin\AppData\Roaming\oocunp.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2824
  • C:\Users\Admin\AppData\Roaming\oocunp.exe
    "C:\Users\Admin\AppData\Roaming\oocunp.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4360

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp4387.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp4387.tmp.bat
        • Size 150B
        • SHA256 e61dea537eb13789ea3a8b7cd84c8c4982a002592b47f450de99f19a39fd3324
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        oocunp.exe
        • Path C:\Users\Admin\AppData\Roaming\oocunp.exe
        • Size 45KB
        • SHA256 c87a94cf491e90f39e2eba499aff68d68a18e596d3953f506d749c0b1587fda8
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1640-0-0x0000000074C12000-0x0000000074C13000-memory.dmp
        Download

        memory/1640-1-0x00000000005C0000-0x00000000005D2000-memory.dmp
        Download

        memory/1640-2-0x0000000074C00000-0x00000000753BC000-memory.dmp
        Download

        memory/1640-3-0x00000000050C0000-0x000000000515C000-memory.dmp
        Download

        memory/1640-9-0x0000000074C00000-0x00000000753BC000-memory.dmp
        Download

        memory/4360-12-0x0000000074C00000-0x00000000753BC000-memory.dmp
        Download

        memory/4360-14-0x0000000074C00000-0x00000000753BC000-memory.dmp
        Download