Overview

overview

10

Static

static

10

7057a51e8b...48.exe

windows7-x64

10

7057a51e8b...48.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-08-2024 18:48

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General

  • Target

    7057a51e8b7ab101a218a8cae24bfb4deca89ef5b16ab32388f883fc14701c48.exe

  • Size

    73KB

  • MD5

    2a2426c3a0fba674841a931c5a4d47a3

  • SHA1

    8bb2bf45a4993677fda403f0901eb273f41f35ef

  • SHA256

    7057a51e8b7ab101a218a8cae24bfb4deca89ef5b16ab32388f883fc14701c48

  • SHA512

    185933d3e285b47a45ada46e9abd2205d436a1f02499b8807b18842b79e247ec6345c42f89c2a02f552428ea1faa0c01dfa97dccb87488f33edbfb43e5dff387

  • SSDEEP

    1536:u3U6AcxVVWc+pIedLMBqTE9qY26RkGPMwYGXN1tkUdDwH1bFbph4UawzU0bVclN:u3UjcxVVWc+GedLMBqTE9qY26CGPMwYC

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.2

Botnet

Default

C2

64.95.12.202:4449

Mutex

xslhfrfpycznyhafrt

Attributes
  • delay

    1

  • install

    true

  • install_file

    client12.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

    ratasyncrat
  • VenomRAT 2 IoCs

    Detects VenomRAT.

    rat
  • 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 30 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\7057a51e8b7ab101a218a8cae24bfb4deca89ef5b16ab32388f883fc14701c48.exe
    "C:\Users\Admin\AppData\Local\Temp\7057a51e8b7ab101a218a8cae24bfb4deca89ef5b16ab32388f883fc14701c48.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4948
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "client12" /tr '"C:\Users\Admin\AppData\Roaming\client12.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1224
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "client12" /tr '"C:\Users\Admin\AppData\Roaming\client12.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3724
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8A8D.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2224
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:1332
      • C:\Users\Admin\AppData\Roaming\client12.exe
        "C:\Users\Admin\AppData\Roaming\client12.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp8A8D.tmp.bat
    Filesize

    152B

    MD5

    0d7592887e0421353477722fd004e7fa

    SHA1

    fa60a6d2765f9fd04f9d1791a8a0237878a6d0b4

    SHA256

    be7c4f1219e9f5e0f387c5ea4e19a5fab42ba318cb13e66c7c50a81d2b19d0bb

    SHA512

    6e5b7b412aa61377b5932dbd006c7d61c784c231ce759ade1dc2cb3fe4e74f31b55e534271c90effc5778386afce75c00848baabb833dee991cbeb8ddfb96712

    Download Submit

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

    8B

    MD5

    cf759e4c5f14fe3eec41b87ed756cea8

    SHA1

    c27c796bb3c2fac929359563676f4ba1ffada1f5

    SHA256

    c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

    SHA512

    c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

    Download Submit

  • C:\Users\Admin\AppData\Roaming\client12.exe
    Filesize

    73KB

    MD5

    2a2426c3a0fba674841a931c5a4d47a3

    SHA1

    8bb2bf45a4993677fda403f0901eb273f41f35ef

    SHA256

    7057a51e8b7ab101a218a8cae24bfb4deca89ef5b16ab32388f883fc14701c48

    SHA512

    185933d3e285b47a45ada46e9abd2205d436a1f02499b8807b18842b79e247ec6345c42f89c2a02f552428ea1faa0c01dfa97dccb87488f33edbfb43e5dff387

    Download Submit

  • memory/4948-0-0x00007FFFFC803000-0x00007FFFFC805000-memory.dmp

    Filesize

    8KB

    Download

  • memory/4948-1-0x0000000000B90000-0x0000000000BA8000-memory.dmp

    Filesize

    96KB

    Download

  • memory/4948-3-0x00007FFFFC800000-0x00007FFFFD2C1000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/4948-9-0x00007FFFFC800000-0x00007FFFFD2C1000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/4948-8-0x00007FFFFC800000-0x00007FFFFD2C1000-memory.dmp

    Filesize

    10.8MB

    Download