Analysis

  • max time kernel
    79s
  • max time network
    83s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    02-09-2024 15:31

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:2840
      • C:\Windows\SysWOW64\openwith.exe
        "C:\Windows\system32\openwith.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3920
    • 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:4920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 520
        2⤵
        • Program crash
        PID:4648

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3920-18-0x00007FFA578E1000-0x00007FFA579EF000-memory.dmp

      Filesize

      1.1MB

    • memory/3920-17-0x0000000004790000-0x0000000004B90000-memory.dmp

      Filesize

      4.0MB

    • memory/3920-10-0x0000000000930000-0x0000000000939000-memory.dmp

      Filesize

      36KB

    • memory/3920-13-0x0000000004790000-0x0000000004B90000-memory.dmp

      Filesize

      4.0MB

    • memory/3920-14-0x00007FFA578E0000-0x00007FFA57ABB000-memory.dmp

      Filesize

      1.9MB

    • memory/3920-16-0x0000000074C50000-0x0000000074E12000-memory.dmp

      Filesize

      1.8MB

    • memory/3920-12-0x0000000004790000-0x0000000004B90000-memory.dmp

      Filesize

      4.0MB

    • memory/3920-23-0x0000000004790000-0x0000000004B90000-memory.dmp

      Filesize

      4.0MB

    • memory/4920-3-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/4920-9-0x0000000074C50000-0x0000000074E12000-memory.dmp

      Filesize

      1.8MB

    • memory/4920-19-0x00000000004D0000-0x00000000005D0000-memory.dmp

      Filesize

      1024KB

    • memory/4920-7-0x00007FFA578E0000-0x00007FFA57ABB000-memory.dmp

      Filesize

      1.9MB

    • memory/4920-1-0x00000000004D0000-0x00000000005D0000-memory.dmp

      Filesize

      1024KB

    • memory/4920-2-0x00000000005E0000-0x000000000064B000-memory.dmp

      Filesize

      428KB

    • memory/4920-22-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/4920-21-0x00000000005E0000-0x000000000064B000-memory.dmp

      Filesize

      428KB

    • memory/4920-6-0x0000000003300000-0x0000000003700000-memory.dmp

      Filesize

      4.0MB

    • memory/4920-5-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/4920-4-0x0000000003300000-0x0000000003700000-memory.dmp

      Filesize

      4.0MB