Analysis

  • max time kernel
    140s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-08-2024 12:07

General

  • Target

    rhjryjyj.exe

  • Size

    467KB

  • MD5

    ab2d2914e268ac8754e408bdd6c109cd

  • SHA1

    936a1529158b699ebfaf97e937f17936d321920c

  • SHA256

    0f5978c1e5026feea6e28485ceb99b48105d73a77517faf40c1e57d638a5cdd4

  • SHA512

    c421cb6c41640e1866b891c941151903ad51e04a437b6d90faa6c732f2e98ef4172631453f9a60dcd8c0e4ffd39ec8c13277961c06a4119b10aff91037318fcf

  • SSDEEP

    12288:B67J/HG/VFbEB46/qW7MzwwQsWWejzl1OplmA39:B69tlCWM8wQsWW2FA39

Malware Config

Extracted

Family

rhadamanthys

C2

https://45.159.188.37:443/44194499adc4d2b753ee/gcj8ajmp.qnu3f

Signatures

  • Rhadamanthys

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

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2940
      • C:\Windows\SysWOW64\openwith.exe
        "C:\Windows\system32\openwith.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4552
    • C:\Users\Admin\AppData\Local\Temp\rhjryjyj.exe
      "C:\Users\Admin\AppData\Local\Temp\rhjryjyj.exe"
      1⤵
      • Suspicious use of NtCreateUserProcessOtherParentProcess
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2872
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 500
        2⤵
        • Program crash
        PID:1604
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2872 -ip 2872
      1⤵
        PID:1052

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2872-19-0x0000000000920000-0x000000000098B000-memory.dmp

        Filesize

        428KB

      • memory/2872-2-0x0000000000920000-0x000000000098B000-memory.dmp

        Filesize

        428KB

      • memory/2872-3-0x0000000000400000-0x000000000047E000-memory.dmp

        Filesize

        504KB

      • memory/2872-4-0x0000000003270000-0x0000000003670000-memory.dmp

        Filesize

        4.0MB

      • memory/2872-5-0x0000000000400000-0x000000000047E000-memory.dmp

        Filesize

        504KB

      • memory/2872-6-0x0000000003270000-0x0000000003670000-memory.dmp

        Filesize

        4.0MB

      • memory/2872-7-0x00007FFEFAED0000-0x00007FFEFB0C5000-memory.dmp

        Filesize

        2.0MB

      • memory/2872-9-0x0000000076D50000-0x0000000076F65000-memory.dmp

        Filesize

        2.1MB

      • memory/2872-1-0x0000000000720000-0x0000000000820000-memory.dmp

        Filesize

        1024KB

      • memory/2872-20-0x0000000000400000-0x000000000047E000-memory.dmp

        Filesize

        504KB

      • memory/4552-10-0x00000000009A0000-0x00000000009A9000-memory.dmp

        Filesize

        36KB

      • memory/4552-16-0x0000000076D50000-0x0000000076F65000-memory.dmp

        Filesize

        2.1MB

      • memory/4552-13-0x0000000002810000-0x0000000002C10000-memory.dmp

        Filesize

        4.0MB

      • memory/4552-17-0x0000000002810000-0x0000000002C10000-memory.dmp

        Filesize

        4.0MB

      • memory/4552-14-0x00007FFEFAED0000-0x00007FFEFB0C5000-memory.dmp

        Filesize

        2.0MB

      • memory/4552-12-0x0000000002810000-0x0000000002C10000-memory.dmp

        Filesize

        4.0MB

      • memory/4552-21-0x0000000002810000-0x0000000002C10000-memory.dmp

        Filesize

        4.0MB