Overview

overview

10

Static

static

10

e1436a0197...bc.exe

windows10-2004-x64

10

e1436a0197...bc.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 12:36

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General

  • Target
    e1436a01977a41679dc2db01e6a63d1eed1abfa18f4e0ffda1d5d9a662f282bc.exe
  • Size 45KB
  • Sample260601-ps182ses7j
  • SHA256 e1436a01977a41679dc2db01e6a63d1eed1abfa18f4e0ffda1d5d9a662f282bc
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • takamineguitarreview.com:443

  • takamineguitarreview.com:80

  • www.takamineguitarreview.com:443

  • www.takamineguitarreview.com:80

  • client.takamineguitarreview.com:443

  • client.takamineguitarreview.com:80

  • cryptolocker.takamineguitarreview.com:443

  • cryptolocker.takamineguitarreview.com:80

Mutex

  • oJFIEdtKyWCA

Attributes
  • delay

    0

  • install

    true

  • install_file

    k7jt.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 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1436a01977a41679dc2db01e6a63d1eed1abfa18f4e0ffda1d5d9a662f282bc.exe
    "C:\Users\Admin\AppData\Local\Temp\e1436a01977a41679dc2db01e6a63d1eed1abfa18f4e0ffda1d5d9a662f282bc.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2336
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "k7jt" /tr '"C:\Users\Admin\AppData\Roaming\k7jt.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1276
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "k7jt" /tr '"C:\Users\Admin\AppData\Roaming\k7jt.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4604
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4DFC.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1368
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2148
      • C:\Users\Admin\AppData\Roaming\k7jt.exe
        "C:\Users\Admin\AppData\Roaming\k7jt.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2916
  • C:\Users\Admin\AppData\Roaming\k7jt.exe
    "C:\Users\Admin\AppData\Roaming\k7jt.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1784

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp4DFC.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp4DFC.tmp.bat
        • Size 148B
        • SHA256 10a5d5b53a375f99684645165c5877d6c9b261d2b00f2bca1b265a51dcc85fb5
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        k7jt.exe
        • Path C:\Users\Admin\AppData\Roaming\k7jt.exe
        • Size 45KB
        • SHA256 e1436a01977a41679dc2db01e6a63d1eed1abfa18f4e0ffda1d5d9a662f282bc
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2336-0-0x00000000005F0000-0x0000000000602000-memory.dmp
        Download

        memory/2336-1-0x0000000005190000-0x00000000051A0000-memory.dmp
        Download

        memory/2336-2-0x0000000005070000-0x000000000510C000-memory.dmp
        Download