Analysis

  • max time kernel
    316s
  • max time network
    392s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27-03-2024 19:56

General

  • Target

    instrumentMAIN.exe

  • Size

    4.5MB

  • MD5

    c66b1f6942762649c44bca726995a227

  • SHA1

    d22eba1dd78f3ab676afd3442a4b2a24c9342bf8

  • SHA256

    859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb

  • SHA512

    1785bc2becad09b83aa98fe5d1191328f7f8336615144c07974ff4aeb61ec4a72940ba5d10cc9b91185a9f644b093ae74abef22531c0dc191839613369a23144

  • SSDEEP

    98304:AaHg3Vqv+AigbRik7kZ3srMw2FX+qK60L:AaH0VqhiKj7kZ3U+FuqA

Malware Config

Signatures

  • Detect ZGRat V1 1 IoCs
  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • .NET Reactor proctector 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • c:\windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2588
      • C:\Windows\SysWOW64\dialer.exe
        "C:\Windows\system32\dialer.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4740
    • C:\Users\Admin\AppData\Local\Temp\instrumentMAIN.exe
      "C:\Users\Admin\AppData\Local\Temp\instrumentMAIN.exe"
      1⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3708
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4576
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4576 -s 500
          3⤵
          • Program crash
          PID:1620
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4576 -s 480
          3⤵
          • Program crash
          PID:1660

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\Protect544cd51a.dll

      Filesize

      742KB

      MD5

      544cd51a596619b78e9b54b70088307d

      SHA1

      4769ddd2dbc1dc44b758964ed0bd231b85880b65

      SHA256

      dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd

      SHA512

      f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

    • memory/3708-12-0x0000000005920000-0x0000000005930000-memory.dmp

      Filesize

      64KB

    • memory/3708-0-0x00000000735D0000-0x0000000073CBE000-memory.dmp

      Filesize

      6.9MB

    • memory/3708-3-0x00000000735D0000-0x0000000073CBE000-memory.dmp

      Filesize

      6.9MB

    • memory/3708-4-0x0000000005920000-0x0000000005930000-memory.dmp

      Filesize

      64KB

    • memory/3708-11-0x0000000005920000-0x0000000005930000-memory.dmp

      Filesize

      64KB

    • memory/3708-6-0x0000000006EF0000-0x0000000007082000-memory.dmp

      Filesize

      1.6MB

    • memory/3708-2-0x0000000005870000-0x000000000590C000-memory.dmp

      Filesize

      624KB

    • memory/3708-22-0x00000000735D0000-0x0000000073CBE000-memory.dmp

      Filesize

      6.9MB

    • memory/3708-5-0x0000000005BC0000-0x0000000005DB8000-memory.dmp

      Filesize

      2.0MB

    • memory/3708-13-0x0000000003330000-0x0000000003340000-memory.dmp

      Filesize

      64KB

    • memory/3708-15-0x0000000005920000-0x0000000005930000-memory.dmp

      Filesize

      64KB

    • memory/3708-14-0x0000000005920000-0x0000000005930000-memory.dmp

      Filesize

      64KB

    • memory/3708-16-0x00000000075D0000-0x00000000076D0000-memory.dmp

      Filesize

      1024KB

    • memory/3708-18-0x00000000075D0000-0x00000000076D0000-memory.dmp

      Filesize

      1024KB

    • memory/3708-17-0x00000000075D0000-0x00000000076D0000-memory.dmp

      Filesize

      1024KB

    • memory/3708-1-0x0000000000BD0000-0x000000000104C000-memory.dmp

      Filesize

      4.5MB

    • memory/4576-19-0x0000000000400000-0x000000000046D000-memory.dmp

      Filesize

      436KB

    • memory/4576-42-0x00000000040B0000-0x00000000044B0000-memory.dmp

      Filesize

      4.0MB

    • memory/4576-24-0x0000000000400000-0x000000000046D000-memory.dmp

      Filesize

      436KB

    • memory/4576-25-0x00000000040B0000-0x00000000044B0000-memory.dmp

      Filesize

      4.0MB

    • memory/4576-26-0x00000000040B0000-0x00000000044B0000-memory.dmp

      Filesize

      4.0MB

    • memory/4576-27-0x00000000040B0000-0x00000000044B0000-memory.dmp

      Filesize

      4.0MB

    • memory/4576-28-0x00007FF944110000-0x00007FF9442EB000-memory.dmp

      Filesize

      1.9MB

    • memory/4576-30-0x00000000040B0000-0x00000000044B0000-memory.dmp

      Filesize

      4.0MB

    • memory/4576-31-0x0000000076680000-0x0000000076842000-memory.dmp

      Filesize

      1.8MB

    • memory/4576-23-0x0000000000400000-0x000000000046D000-memory.dmp

      Filesize

      436KB

    • memory/4740-32-0x0000000000F40000-0x0000000000F49000-memory.dmp

      Filesize

      36KB

    • memory/4740-36-0x00007FF944110000-0x00007FF9442EB000-memory.dmp

      Filesize

      1.9MB

    • memory/4740-35-0x0000000004E40000-0x0000000005240000-memory.dmp

      Filesize

      4.0MB

    • memory/4740-39-0x00007FF944110000-0x00007FF9442EB000-memory.dmp

      Filesize

      1.9MB

    • memory/4740-40-0x0000000076680000-0x0000000076842000-memory.dmp

      Filesize

      1.8MB

    • memory/4740-38-0x0000000004E40000-0x0000000005240000-memory.dmp

      Filesize

      4.0MB

    • memory/4740-41-0x0000000004E40000-0x0000000005240000-memory.dmp

      Filesize

      4.0MB

    • memory/4740-34-0x0000000004E40000-0x0000000005240000-memory.dmp

      Filesize

      4.0MB