Analysis

  • max time kernel
    141s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/01/2024, 15:42

General

  • Target

    b96617d3f0379867e608596d1b6e693df7e47c00cdf110afdd10aafd2c73c64a.exe

  • Size

    2.3MB

  • MD5

    f6a81f998b26e4a794dbadf68e9e1c29

  • SHA1

    fb0283c1a9391ea0f5b9a06fb6d8c25576cc092e

  • SHA256

    b96617d3f0379867e608596d1b6e693df7e47c00cdf110afdd10aafd2c73c64a

  • SHA512

    849516c7472da3af30079662942a79688427cf9751054038b295e9c3b3245b7becf6253e391658bf9c941e4d71237072234619cb8ab054342cd4e438a6ce6ee6

  • SSDEEP

    24576:Ajwl9ci18naBG2WpTQphI74yYakhlniiHFBgXemj:A09ciCnaBwp8jacNvBg

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

198.44.167.231:38795

198.44.167.231:57321

198.44.167.231:41352

198.44.167.139:38795

198.44.167.139:57321

198.44.167.139:41352

198.44.167.215:38795

198.44.167.215:57321

198.44.167.215:41352

Mutex

slabhoiizjia

Attributes
  • delay

    30

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Async RAT payload 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b96617d3f0379867e608596d1b6e693df7e47c00cdf110afdd10aafd2c73c64a.exe
    "C:\Users\Admin\AppData\Local\Temp\b96617d3f0379867e608596d1b6e693df7e47c00cdf110afdd10aafd2c73c64a.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1136

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1136-0-0x0000000047850000-0x0000000047858000-memory.dmp

          Filesize

          32KB

        • memory/1136-3-0x0000000062E90000-0x0000000062EAE000-memory.dmp

          Filesize

          120KB

        • memory/1136-5-0x00007FFEF83E0000-0x00007FFEF8EA1000-memory.dmp

          Filesize

          10.8MB

        • memory/1136-6-0x0000000062F30000-0x0000000062F40000-memory.dmp

          Filesize

          64KB

        • memory/1136-7-0x0000000062F30000-0x0000000062F40000-memory.dmp

          Filesize

          64KB

        • memory/1136-8-0x0000000140000000-0x000000014120C000-memory.dmp

          Filesize

          18.0MB

        • memory/1136-10-0x00007FFEF83E0000-0x00007FFEF8EA1000-memory.dmp

          Filesize

          10.8MB

        • memory/1136-11-0x0000000062F30000-0x0000000062F40000-memory.dmp

          Filesize

          64KB

        • memory/1136-12-0x0000000062F30000-0x0000000062F40000-memory.dmp

          Filesize

          64KB

        • memory/1136-14-0x0000000062ED0000-0x0000000062EDA000-memory.dmp

          Filesize

          40KB

        • memory/1136-15-0x00007FFF04340000-0x00007FFF04359000-memory.dmp

          Filesize

          100KB

        • memory/1136-16-0x0000000062F30000-0x0000000062F40000-memory.dmp

          Filesize

          64KB

        • memory/1136-17-0x0000000062F30000-0x0000000062F40000-memory.dmp

          Filesize

          64KB

        • memory/1136-21-0x0000000062F30000-0x0000000062F40000-memory.dmp

          Filesize

          64KB

        • memory/1136-22-0x0000000062F30000-0x0000000062F40000-memory.dmp

          Filesize

          64KB

        • memory/1136-23-0x0000000140000000-0x000000014120C000-memory.dmp

          Filesize

          18.0MB

        • memory/1136-30-0x0000000140000000-0x000000014120C000-memory.dmp

          Filesize

          18.0MB