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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2025, 17:35

General

  • Target

    Infected.exe

  • Size

    63KB

  • MD5

    abcbbfd4f4cdcef98962ad976802fb69

  • SHA1

    ecce5776a92707e00b28441975e73a715f9e2185

  • SHA256

    1ee1af228d0cfcf2beae5a2df53a291d24fb6213c5e453cfb09c155b20a7a965

  • SHA512

    e38348d3f6983e02378dd4649630fd0a39ad6428bc82aa6f2738f1ec794b9b48db7457b3009f7f65e49fc5d994dcde6105fdf72bd572086d8017558aab541100

  • SSDEEP

    768:RdGnVhwdjndk78TQC8A+XiuazcBRL5JTk1+T4KSBGHmDbD/ph0oXQxa/qSuAdpqM:mnSdsNdSJYUbdh9QxaFuAdpqKmY7

Score
10/10

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

mbaper-28496.portmap.host:2420

mbaper-28496.portmap.host:28833

Attributes
  • delay

    1

  • install

    true

  • install_file

    Google.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • Async RAT payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Infected.exe
    "C:\Users\Admin\AppData\Local\Temp\Infected.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Google" /tr '"C:\Users\Admin\AppData\Roaming\Google.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5044
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Google" /tr '"C:\Users\Admin\AppData\Roaming\Google.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4688
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpAE80.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3604
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:1624
      • C:\Users\Admin\AppData\Roaming\Google.exe
        "C:\Users\Admin\AppData\Roaming\Google.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3196

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAE80.tmp.bat

    Filesize

    150B

    MD5

    a11e9f87931a580ad8c6b0ab3200ea26

    SHA1

    bcade5ef5551904e74948820a570fd34c9324f72

    SHA256

    48c99c83f103a46d5dfc7fefd33012485b35f454cb1024ce33fccfdec7454274

    SHA512

    4ed8324288c71e9507f43e3d1812aea1eb00a6aad0278e75f2444abd3de0a50d13f269b8405845deca6d78825d1d1e28b899ee9c2e771f2aad3113ced29a43f1

  • C:\Users\Admin\AppData\Roaming\Google.exe

    Filesize

    63KB

    MD5

    abcbbfd4f4cdcef98962ad976802fb69

    SHA1

    ecce5776a92707e00b28441975e73a715f9e2185

    SHA256

    1ee1af228d0cfcf2beae5a2df53a291d24fb6213c5e453cfb09c155b20a7a965

    SHA512

    e38348d3f6983e02378dd4649630fd0a39ad6428bc82aa6f2738f1ec794b9b48db7457b3009f7f65e49fc5d994dcde6105fdf72bd572086d8017558aab541100

  • memory/3196-15-0x000000001D100000-0x000000001D176000-memory.dmp

    Filesize

    472KB

  • memory/3196-16-0x000000001D080000-0x000000001D0B4000-memory.dmp

    Filesize

    208KB

  • memory/3196-17-0x000000001D0D0000-0x000000001D0EE000-memory.dmp

    Filesize

    120KB

  • memory/4832-0-0x00007FF976223000-0x00007FF976225000-memory.dmp

    Filesize

    8KB

  • memory/4832-1-0x0000000000A70000-0x0000000000A86000-memory.dmp

    Filesize

    88KB

  • memory/4832-2-0x00007FF976220000-0x00007FF976CE1000-memory.dmp

    Filesize

    10.8MB

  • memory/4832-7-0x00007FF976220000-0x00007FF976CE1000-memory.dmp

    Filesize

    10.8MB

  • memory/4832-8-0x00007FF976220000-0x00007FF976CE1000-memory.dmp

    Filesize

    10.8MB