Analysis

  • max time kernel
    132s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-05-2024 23:34

General

  • Target

    38531b2b0413ec8925c2ab8d9755d24b.exe

  • Size

    230KB

  • MD5

    38531b2b0413ec8925c2ab8d9755d24b

  • SHA1

    fd6e9de1c60a58d9983e4bbdd04c9ab332d79bd4

  • SHA256

    bab5cb442f212e03bc6d19c77077ac79f7cf27d1f28f5857702e390a9ba70f77

  • SHA512

    f5395e839f1ee8e4214be12184fc75dc8765600b7a0f925592d301f3089395de56c1df507099bf2c1137173140c752c8cd63ee30639b584f6b1184f8d3d94ec1

  • SSDEEP

    3072:YDKW1LgppLRHMY0TBfJvjcTp5XvXgOmEaRSzv24OhHNB6qfXV0mkbRYV:YDKW1Lgbdl0TBBvjc/ME6LLzgq94o

Score
10/10

Malware Config

Signatures

  • AsyncRat

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

  • Async RAT payload 34 IoCs
  • .NET Reactor proctector 35 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\38531b2b0413ec8925c2ab8d9755d24b.exe
    "C:\Users\Admin\AppData\Local\Temp\38531b2b0413ec8925c2ab8d9755d24b.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:552
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 552 -s 1348
      2⤵
      • Program crash
      PID:4452
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 552 -ip 552
    1⤵
      PID:4804

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/552-0-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

      Filesize

      4KB

    • memory/552-1-0x0000000002200000-0x0000000002232000-memory.dmp

      Filesize

      200KB

    • memory/552-3-0x0000000004CA0000-0x0000000005244000-memory.dmp

      Filesize

      5.6MB

    • memory/552-2-0x0000000074F10000-0x00000000756C0000-memory.dmp

      Filesize

      7.7MB

    • memory/552-4-0x0000000004AE0000-0x0000000004B10000-memory.dmp

      Filesize

      192KB

    • memory/552-5-0x0000000074F10000-0x00000000756C0000-memory.dmp

      Filesize

      7.7MB

    • memory/552-33-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-24-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-41-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-70-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-68-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-66-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-62-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-60-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-58-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-54-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-50-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-48-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-46-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-45-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-42-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-38-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-35-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-64-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-56-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-52-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-31-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-29-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-27-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-25-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-21-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-19-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-17-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-15-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-11-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-36-0x0000000074F10000-0x00000000756C0000-memory.dmp

      Filesize

      7.7MB

    • memory/552-13-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-9-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-7-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-6-0x0000000004AE0000-0x0000000004B0A000-memory.dmp

      Filesize

      168KB

    • memory/552-454-0x0000000074F10000-0x00000000756C0000-memory.dmp

      Filesize

      7.7MB

    • memory/552-455-0x0000000004B70000-0x0000000004BD6000-memory.dmp

      Filesize

      408KB

    • memory/552-456-0x0000000074F10000-0x00000000756C0000-memory.dmp

      Filesize

      7.7MB

    • memory/552-457-0x0000000074F10000-0x00000000756C0000-memory.dmp

      Filesize

      7.7MB