Overview

overview

10

Static

static

10

d6ac33bdde...98.exe

windows7-x64

10

d6ac33bdde...98.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    127s
  • max time network
    145s
  • 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 19:03

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General

  • Target

    d6ac33bdde804937341f6ac88e9f03c5738df8037df6184b2c14e848e6222a98.exe

  • Size

    74KB

  • MD5

    aa89ed1bd7a09a03da6bef9ae0143509

  • SHA1

    35a6f79a5ed45ad4b6682daca1b77b6355b9c6f9

  • SHA256

    d6ac33bdde804937341f6ac88e9f03c5738df8037df6184b2c14e848e6222a98

  • SHA512

    1e610419ded5dc49711d80feda97b7d2ff7fb71805acfaec004f8bfa4942130af869b17b1e8a3db121338588aa1d0f6a69d302d0661bdd0c20d9553e80e878f3

  • SSDEEP

    1536:CUlkcx9pXCTyPMVt53pIZlOH1bW/Wab0XWQQzciLVclN:CU+cx958yPMVHslOH1bWp8PQzBY

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

15.229.43.98:7771

Mutex

piikvzefolbyasuv

Attributes
  • delay

    1

  • install

    true

  • install_file

    digital.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 32 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\d6ac33bdde804937341f6ac88e9f03c5738df8037df6184b2c14e848e6222a98.exe
    "C:\Users\Admin\AppData\Local\Temp\d6ac33bdde804937341f6ac88e9f03c5738df8037df6184b2c14e848e6222a98.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4860
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "digital" /tr '"C:\Users\Admin\AppData\Roaming\digital.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5024
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "digital" /tr '"C:\Users\Admin\AppData\Roaming\digital.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2356
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp54D2.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1244
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:844
      • C:\Users\Admin\AppData\Roaming\digital.exe
        "C:\Users\Admin\AppData\Roaming\digital.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3444
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4248,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=1304 /prefetch:8
    1⤵
      PID:2104

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp54D2.tmp.bat
      Filesize

      151B

      MD5

      a0f6ccb50b25c934ecfbd9ae966249c0

      SHA1

      b6547473861be33f82ced989dc522fdcfe111d63

      SHA256

      4dc516633e98ec576988f139bbd9d0b1ec6ae83654785c19df2a7c3958051575

      SHA512

      c6805817ab0d7dd6f4153dea05f5ac77872c77a831b1855c12663227dce387d0c26814cfa70f52273fe6a0982dac3142241f74ff36a5bad2d2c6bc8dbd354234

      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\digital.exe
      Filesize

      74KB

      MD5

      aa89ed1bd7a09a03da6bef9ae0143509

      SHA1

      35a6f79a5ed45ad4b6682daca1b77b6355b9c6f9

      SHA256

      d6ac33bdde804937341f6ac88e9f03c5738df8037df6184b2c14e848e6222a98

      SHA512

      1e610419ded5dc49711d80feda97b7d2ff7fb71805acfaec004f8bfa4942130af869b17b1e8a3db121338588aa1d0f6a69d302d0661bdd0c20d9553e80e878f3

      Download Submit

    • memory/4860-1-0x0000000000610000-0x0000000000628000-memory.dmp

      Filesize

      96KB

      Download

    • memory/4860-0-0x00007FFBEE973000-0x00007FFBEE975000-memory.dmp

      Filesize

      8KB

      Download

    • memory/4860-3-0x00007FFBEE970000-0x00007FFBEF431000-memory.dmp

      Filesize

      10.8MB

      Download

    • memory/4860-8-0x00007FFBEE970000-0x00007FFBEF431000-memory.dmp

      Filesize

      10.8MB

      Download

    • memory/4860-9-0x00007FFBEE970000-0x00007FFBEF431000-memory.dmp

      Filesize

      10.8MB

      Download