Analysis

  • max time kernel
    1s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    21-08-2024 15:33

General

  • Target

    Solara.exe

  • Size

    443KB

  • MD5

    ca3a48c58e2e078037d6fe0432565caa

  • SHA1

    665d5d7c26f6e37287f0ca16a72804a01e8b7169

  • SHA256

    9bbe90d9cfa9e088d0a2c31bd1b8f93c2a9bb8a792ff99ec4bbc7ca1c44491c2

  • SHA512

    bd95c53c7340e00f72b6b361cffa8a87d4fe2d2b2f398378862144498acb8a18d39813d8f9113ee632b55c8fbeaf549b384336a8fae7b26eeb848db9e6853e95

  • SSDEEP

    12288:elAMSIpem0zahNz73O3sLsZu1xOp9unXFjfXEBdmi+8mpE9X7:12peCR7+x414uVjMX7

Malware Config

Extracted

Family

rhadamanthys

C2

https://144.76.133.166:8034/5502b8a765a7d7349/k5851jfq.guti6

Signatures

  • Rhadamanthys

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

  • Suspicious use of SetThreadContext 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 use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Solara.exe
    "C:\Users\Admin\AppData\Local\Temp\Solara.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4576
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4576 -s 424
        3⤵
        • Program crash
        PID:3056
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4576 -ip 4576
    1⤵
      PID:4212

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1488-0-0x000000007507E000-0x000000007507F000-memory.dmp

      Filesize

      4KB

    • memory/1488-1-0x0000000000C30000-0x0000000000CA2000-memory.dmp

      Filesize

      456KB

    • memory/1488-9-0x0000000075070000-0x0000000075821000-memory.dmp

      Filesize

      7.7MB

    • memory/4576-3-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/4576-4-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/4576-7-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/4576-6-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB