Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/03/2025, 06:12

General

  • Target

    6faa2d85ae06f7888287bec8ae3e079b.exe

  • Size

    273KB

  • MD5

    6faa2d85ae06f7888287bec8ae3e079b

  • SHA1

    ccc4103d8d5a042b5f4b99b82363444d3e7e3dc0

  • SHA256

    7cb82f034c8469abb8eefc94fa1eb6b802a64489b4de6824dd21677b0113dd72

  • SHA512

    99483fce6dad21ca189ed9dfe4631fc91145d199788fd6670c40acfb93220c109fff5cffd47b8074cf464f54931293ce4849134711e6a37f8ac5760dc5c9726c

  • SSDEEP

    3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8sdTi:WFzDqa86hV6uRRqX1evPlwAEdm

Malware Config

Extracted

Family

asyncrat

Version

0.4.9G

C2

corporation.warzonedns.com:9341

Mutex

480-28105c055659

Attributes
  • delay

    0

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • Contains code to disable Windows Defender 5 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6faa2d85ae06f7888287bec8ae3e079b.exe
    "C:\Users\Admin\AppData\Local\Temp\6faa2d85ae06f7888287bec8ae3e079b.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe
      "C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:264
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2696
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:2028

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.bat

      Filesize

      213B

      MD5

      0955cb4b691d44b37f8b6fad48a33b8e

      SHA1

      9dae759ae014cc124ab6eed7c8035788c124ae4a

      SHA256

      9092dbb1ca1767d1966b7f79349dd95a802a68248251bf070c0f1d74d5681d71

      SHA512

      08b868a028c1e8d29ed643416850df16f58d44668f9193b46bd3934965e5617a0a4015fc52815c5456023dbde01023450d295b76d936a936f26b602e764b0235

    • C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe

      Filesize

      273KB

      MD5

      007d0ebfadfd78161d8c1ed71c278f18

      SHA1

      57d4fb519da1abad42034ae5087ec2d9509931bc

      SHA256

      7d52a5d6571df837cbd795e36dba106c8eae00671aca57426ed93fe93db7fac0

      SHA512

      05e2125582cf712e770b90fb169d533a6d8740fc87e884900f584b4fbbc32d90b72c9a99e1eab1630a9c903a68107a68ec4506f151c82b5ad55422d6f976bfe9

    • memory/264-31-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/264-34-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/264-35-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/264-36-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/264-28-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/264-29-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/264-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/264-25-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2608-21-0x0000000000C30000-0x0000000000C76000-memory.dmp

      Filesize

      280KB

    • memory/2608-22-0x0000000074100000-0x00000000747EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2608-37-0x0000000074100000-0x00000000747EE000-memory.dmp

      Filesize

      6.9MB

    • memory/3000-24-0x0000000074100000-0x00000000747EE000-memory.dmp

      Filesize

      6.9MB

    • memory/3000-0-0x000000007410E000-0x000000007410F000-memory.dmp

      Filesize

      4KB

    • memory/3000-3-0x0000000074100000-0x00000000747EE000-memory.dmp

      Filesize

      6.9MB

    • memory/3000-1-0x0000000000350000-0x0000000000396000-memory.dmp

      Filesize

      280KB

    • memory/3000-2-0x00000000003A0000-0x00000000003AA000-memory.dmp

      Filesize

      40KB