Overview

overview

10

Static

static

10

45a80ba306...72.exe

windows7-x64

10

45a80ba306...72.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    142s
  • 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
    05-12-2024 15:46

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General

  • Target

    45a80ba3066dcff272b2fdc8d539a49e28ad5a7404fbdeabdd19a85875fc3472.exe

  • Size

    74KB

  • MD5

    c23fb41bf1291c1dfd46b2dc66119476

  • SHA1

    33eb3a59f857c53be69a8f555efabf643784ad11

  • SHA256

    45a80ba3066dcff272b2fdc8d539a49e28ad5a7404fbdeabdd19a85875fc3472

  • SHA512

    7fe45ab30263be55b7fec83557a8f80534fb28ab6274cba721ac4b8ca5dcc9c47bc43ef0c726966f2aa438d00adff85da5cae09fcbd1e687c77ae345f5c2bd3a

  • SSDEEP

    1536:5UNQcx6ZoCrGPMVU+/sIRH1bJ/SOlgNQzcyLVclNP:5Uicx6qQGPMVU+/PH1bJbl8QjBYt

Score
10/10
asyncratvenomratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

127.0.0.1:1177

127.0.0.1:21053

187.18.72.113:1177

187.18.72.113:21053

189.14.62.242:1177

189.14.62.242:21053

192.168.1.6:1177

192.168.1.6:21053

210.53.210.53:1177

210.53.210.53:21053

10.9.237.62:1177

10.9.237.62:21053
Mutex

aewfcdorqvoec

Attributes
  • delay

    1

  • install

    true

  • install_file

    start.exe

  • install_folder

    %Temp%

aes.plain

Signatures

  • AsyncRat

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

    ratasyncrat
  • Asyncrat family
    asyncrat
  • VenomRAT 2 IoCs

    Detects VenomRAT.

    rat
  • Venomrat family
    venomrat
  • Async RAT payload 1 IoCs
    rat
  • 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
    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 33 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\45a80ba3066dcff272b2fdc8d539a49e28ad5a7404fbdeabdd19a85875fc3472.exe
    "C:\Users\Admin\AppData\Local\Temp\45a80ba3066dcff272b2fdc8d539a49e28ad5a7404fbdeabdd19a85875fc3472.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "start" /tr '"C:\Users\Admin\AppData\Local\Temp\start.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3648
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "start" /tr '"C:\Users\Admin\AppData\Local\Temp\start.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2388
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB2B6.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3628
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:4456
      • C:\Users\Admin\AppData\Local\Temp\start.exe
        "C:\Users\Admin\AppData\Local\Temp\start.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\start.exe
    Filesize

    74KB

    MD5

    c23fb41bf1291c1dfd46b2dc66119476

    SHA1

    33eb3a59f857c53be69a8f555efabf643784ad11

    SHA256

    45a80ba3066dcff272b2fdc8d539a49e28ad5a7404fbdeabdd19a85875fc3472

    SHA512

    7fe45ab30263be55b7fec83557a8f80534fb28ab6274cba721ac4b8ca5dcc9c47bc43ef0c726966f2aa438d00adff85da5cae09fcbd1e687c77ae345f5c2bd3a

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\tmpB2B6.tmp.bat
    Filesize

    152B

    MD5

    4b191de396cbfa8468d54790c7795f44

    SHA1

    567b1194ff06ae40487b09771decc8b86066e121

    SHA256

    1a4e5c5ba4faa604ebc9abb40f78bbc2ff5708257e5b7d6c3073d8d35fca6ee4

    SHA512

    d189f3462fc8ee44d8b93d1496bcdaf7b328f6800c91616f87ebc9255eba2fd3595503235413a9bec2a62a3460b8ae0d88f127ae4ec85cf83d70db8251aa7292

    Download Submit

  • C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf
    Filesize

    8B

    MD5

    cf759e4c5f14fe3eec41b87ed756cea8

    SHA1

    c27c796bb3c2fac929359563676f4ba1ffada1f5

    SHA256

    c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

    SHA512

    c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

    Download Submit

  • memory/1864-0-0x00007FFA473E3000-0x00007FFA473E5000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1864-1-0x0000000000350000-0x0000000000368000-memory.dmp

    Filesize

    96KB

    Download

  • memory/1864-3-0x00007FFA473E0000-0x00007FFA47EA1000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1864-8-0x00007FFA473E0000-0x00007FFA47EA1000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1864-9-0x00007FFA473E0000-0x00007FFA47EA1000-memory.dmp

    Filesize

    10.8MB

    Download