Analysis

  • max time kernel
    60s
  • max time network
    64s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/07/2026, 19:49

General

  • Target
    effa0462339b3b02347dd6714af20c71f99acf4b09c65abef3be20ebce8fce6d.exe
  • Size 79KB
  • Sample260729-yjp9vseq5t
  • SHA256 effa0462339b3b02347dd6714af20c71f99acf4b09c65abef3be20ebce8fce6d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • biomolecular-archaeology.com:6606

  • biomolecular-archaeology.com:7707

  • biomolecular-archaeology.com:8808

  • biomolecular-archaeology.com:80

  • biomolecular-archaeology.com:443

Mutex
  • DTTp2o9QaubH

Attributes
  • delay

    10

  • install

    true

  • install_file

    biomolecular-archaeology.com.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 a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 1 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\effa0462339b3b02347dd6714af20c71f99acf4b09c65abef3be20ebce8fce6d.exe
    "C:\Users\Admin\AppData\Local\Temp\effa0462339b3b02347dd6714af20c71f99acf4b09c65abef3be20ebce8fce6d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:5112
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "biomolecular-archaeology.com" /tr '"C:\Users\Admin\AppData\Roaming\biomolecular-archaeology.com.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:4500
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "biomolecular-archaeology.com" /tr '"C:\Users\Admin\AppData\Roaming\biomolecular-archaeology.com.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5648
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6CD9.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:4240
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:5820
      • C:\Users\Admin\AppData\Roaming\biomolecular-archaeology.com.exe
        "C:\Users\Admin\AppData\Roaming\biomolecular-archaeology.com.exe"
        3⤵
          PID:3952
    • C:\Users\Admin\AppData\Roaming\biomolecular-archaeology.com.exe
      "C:\Users\Admin\AppData\Roaming\biomolecular-archaeology.com.exe"
      1⤵
        PID:3900

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp6CD9.tmp.bat

            • Path C:\Users\Admin\AppData\Local\Temp\tmp6CD9.tmp.bat
            • Size 172B
            • SHA256 a27b3d0900d21744617f54e5bdc1fa47fd4ac3c65cc1e4aacdd0df772c8a6177
            • MD5 SHA1 SHA512 TLSH

            biomolecular-archaeology.com.exe

            • Path C:\Users\Admin\AppData\Roaming\biomolecular-archaeology.com.exe
            • Size 79KB
            • SHA256 effa0462339b3b02347dd6714af20c71f99acf4b09c65abef3be20ebce8fce6d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/3900-14-0x0000000074280000-0x0000000074A3C000-memory.dmp

            memory/3900-16-0x0000000074280000-0x0000000074A3C000-memory.dmp

            memory/5112-0-0x0000000074292000-0x0000000074293000-memory.dmp

            memory/5112-1-0x0000000000BB0000-0x0000000000BCA000-memory.dmp

            memory/5112-2-0x0000000074292000-0x0000000074293000-memory.dmp

            memory/5112-3-0x0000000074280000-0x0000000074A3C000-memory.dmp

            memory/5112-4-0x0000000005570000-0x00000000055D6000-memory.dmp

            memory/5112-5-0x0000000005A50000-0x0000000005AEC000-memory.dmp

            memory/5112-10-0x0000000074280000-0x0000000074A3C000-memory.dmp