Analysis

  • max time kernel
    149s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    07/05/2026, 10:32

General

  • Target
    2026-05-07_9b88a6c00f4d9709c43afdcf7a64f58e_elex_qilin_rhadamanthys.exe
  • Size 119KB
  • Sample260507-mlafmsfv9p
  • SHA256 2aee12eacb42364f4a71e39437aafde7399447aba792b48ad0305a0a9ae78098
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • blihanstealer

Mutex
  • pomdfghrt

Attributes
  • user_agent

    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; CIBA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)

Signatures

  • Family: BlihanStealer

    Blihan is a stealer written in C++.

  • Detects executables built or packed with MPress PE compressor 5 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 2 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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-07_9b88a6c00f4d9709c43afdcf7a64f58e_elex_qilin_rhadamanthys.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-07_9b88a6c00f4d9709c43afdcf7a64f58e_elex_qilin_rhadamanthys.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:5008
  • C:\Windows\microsofthelp.exe
    C:\Windows\microsofthelp.exe
    1⤵
    • Executes dropped EXE
    PID:1672

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        microsofthelp.exe

        • Path C:\Windows\microsofthelp.exe
        • Size 119KB
        • SHA256 c91eeb21df128bb8e4757f39c7572aa8ab0b98b9629644ea29958cdafc70111a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/996-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/996-4-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1672-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5008-8-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5008-9-0x0000000002460000-0x0000000002521000-memory.dmp