Analysis

  • max time kernel
    6s
  • 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, 16:38

General

  • Target
    d10c47946f4517230e51382d7b194d5e3b7b838b2a3ac1981aac5270f56dba7a.exe
  • Size 45KB
  • Sample260711-t5rycsg121
  • SHA256 d10c47946f4517230e51382d7b194d5e3b7b838b2a3ac1981aac5270f56dba7a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • schijndelse.nl:80

  • schijndelse.nl:22

  • schijndelse.nl:8080

  • schijndelse.nl:8880

  • schijndelse.nl:2052

  • schijndelse.nl:2082

  • schijndelse.nl:2086

  • schijndelse.nl:2095

  • schijndelse.nl:443

  • schijndelse.nl:2053

  • schijndelse.nl:2083

  • schijndelse.nl:2087

  • schijndelse.nl:2096

  • schijndelse.nl:8443

  • www.schijndelse.nl:80

  • www.schijndelse.nl:22

  • www.schijndelse.nl:8080

  • www.schijndelse.nl:8880

  • www.schijndelse.nl:2052

  • www.schijndelse.nl:2082

Mutex
  • gcxtBmrSBGPf

Attributes
  • delay

    0

  • install

    true

  • install_file

    jgzur2.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

  • Async RAT payload 1 IoCs
  • 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.

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

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\d10c47946f4517230e51382d7b194d5e3b7b838b2a3ac1981aac5270f56dba7a.exe
    "C:\Users\Admin\AppData\Local\Temp\d10c47946f4517230e51382d7b194d5e3b7b838b2a3ac1981aac5270f56dba7a.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5024
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "jgzur2" /tr '"C:\Users\Admin\AppData\Roaming\jgzur2.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3448
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "jgzur2" /tr '"C:\Users\Admin\AppData\Roaming\jgzur2.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2708
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp2541.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5264
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4116
      • C:\Users\Admin\AppData\Roaming\jgzur2.exe
        "C:\Users\Admin\AppData\Roaming\jgzur2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:764
  • C:\Users\Admin\AppData\Roaming\jgzur2.exe
    "C:\Users\Admin\AppData\Roaming\jgzur2.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2292

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp2541.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp2541.tmp.bat
        • Size 150B
        • SHA256 6ef661c82c27467e4db7688e998df31cec5975294aab5498676075f7ac25ff58
        • MD5 SHA1 SHA512 TLSH

        jgzur2.exe

        • Path C:\Users\Admin\AppData\Roaming\jgzur2.exe
        • Size 45KB
        • SHA256 d10c47946f4517230e51382d7b194d5e3b7b838b2a3ac1981aac5270f56dba7a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2292-12-0x00000000743E0000-0x0000000074B9C000-memory.dmp

        memory/2292-14-0x00000000743E0000-0x0000000074B9C000-memory.dmp

        memory/5024-0-0x0000000074562000-0x0000000074563000-memory.dmp

        memory/5024-1-0x0000000000F70000-0x0000000000F82000-memory.dmp

        memory/5024-2-0x0000000074550000-0x0000000074D0C000-memory.dmp

        memory/5024-3-0x0000000005B40000-0x0000000005BDC000-memory.dmp

        memory/5024-8-0x0000000074550000-0x0000000074D0C000-memory.dmp