Analysis

  • max time kernel
    92s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-06-2024 01:08

General

  • Target

    1c8e29dbcd8795f22f73483b6e20929e0025fd113cd9b7b760aaf5aec3b5b9ee.ps1

  • Size

    553KB

  • MD5

    223b842e87e7d124f133e2b21090e717

  • SHA1

    99c830f860fe5d34b3802a62c790e0c26c7f1e5b

  • SHA256

    1c8e29dbcd8795f22f73483b6e20929e0025fd113cd9b7b760aaf5aec3b5b9ee

  • SHA512

    f83274a71a388b0349cdbfed15ae152cfd3dfb45c22d81171a4e1a74f0a298a53b68d53fc75e15b8b08195f8d5020f33397d5d33dac2aa8826a5894680555db6

  • SSDEEP

    1536:kDh8DyXBs84VhDEak0EyxWq0IxZQjepORUXl9cGnZneXVsl6cGMyQxI:kDhiyXBs84VhDEakbyxWq0IYz2I

Malware Config

Extracted

Family

asyncrat

Version

AWS | 3Losh

Botnet

newjop

C2

backwork07.ddns.net:6666

Mutex

AsyncMutex_raTMpP7xS21cDAE8

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
  • Detects file containing reversed ASEP Autorun registry keys 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\1c8e29dbcd8795f22f73483b6e20929e0025fd113cd9b7b760aaf5aec3b5b9ee.ps1
    1⤵
    • Suspicious use of SetThreadContext
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_axo0vtwn.hxh.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3848-21-0x0000000005D20000-0x00000000062C4000-memory.dmp

    Filesize

    5.6MB

  • memory/3848-29-0x00000000753E0000-0x0000000075B90000-memory.dmp

    Filesize

    7.7MB

  • memory/3848-28-0x00000000753EE000-0x00000000753EF000-memory.dmp

    Filesize

    4KB

  • memory/3848-27-0x0000000006A50000-0x0000000006AB6000-memory.dmp

    Filesize

    408KB

  • memory/3848-26-0x00000000069B0000-0x0000000006A4C000-memory.dmp

    Filesize

    624KB

  • memory/3848-14-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/3848-23-0x0000000005940000-0x000000000594A000-memory.dmp

    Filesize

    40KB

  • memory/3848-22-0x0000000005950000-0x00000000059E2000-memory.dmp

    Filesize

    584KB

  • memory/3848-19-0x00000000753EE000-0x00000000753EF000-memory.dmp

    Filesize

    4KB

  • memory/3848-20-0x00000000753E0000-0x0000000075B90000-memory.dmp

    Filesize

    7.7MB

  • memory/4972-12-0x00007FFDD4C90000-0x00007FFDD5751000-memory.dmp

    Filesize

    10.8MB

  • memory/4972-18-0x00007FFDD4C90000-0x00007FFDD5751000-memory.dmp

    Filesize

    10.8MB

  • memory/4972-17-0x00007FFDD4C90000-0x00007FFDD5751000-memory.dmp

    Filesize

    10.8MB

  • memory/4972-13-0x000001949AF60000-0x000001949AF7C000-memory.dmp

    Filesize

    112KB

  • memory/4972-0-0x00007FFDD4C93000-0x00007FFDD4C95000-memory.dmp

    Filesize

    8KB

  • memory/4972-11-0x00007FFDD4C90000-0x00007FFDD5751000-memory.dmp

    Filesize

    10.8MB

  • memory/4972-1-0x000001949ADF0000-0x000001949AE12000-memory.dmp

    Filesize

    136KB