Analysis
- max time kernel
149s - max time network
93s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
03/05/2026, 10:18
Behavioral task
behavioral1
Sample
2026-05-03_7df822a3438347268af2d604f66a81aa_elex_qilin_rhadamanthys.exe
Resource
win10v2004-20260130-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-03_7df822a3438347268af2d604f66a81aa_elex_qilin_rhadamanthys.exe
Resource
win11-20260130-en
8 signatures
150 seconds
General
- Target 2026-05-03_7df822a3438347268af2d604f66a81aa_elex_qilin_rhadamanthys.exe
- Size 128KB
- Sample260503-mcec8sfs7x
- SHA256 a7cbc2e2132d4b918fb4c6c2709d340371636e49ce525cf5a488956ffdd61b86
- MD5 7df822a3438347268af2d604f66a81aa
- SHA1 c32c2318a9dd08285d2b5cfa4eacb39310e1bfc9
- SHA512 3622bb0533dad885c2f311935af2fee877d0b64c900060953fb3a1de1ead9d7fd09aa51b36951ce8356c1499fef878087c85a8f6b8427ff067b4ff1db35e8ee0
- SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKM:eenetV
- TLSH T107D3D60B5FA1CCDBD800043A57FAA22D86EBBD441DECE35697DDCC4634D2918C8AEA57
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
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 6 IoCs
resource yara_rule behavioral2/memory/4400-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000e0000000262c0-3.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/1052-5-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4400-6-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/2920-8-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/1052-9-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress - Deletes itself 1 IoCs
pid Process 1052 microsofthelp.exe - Executes dropped EXE 2 IoCs
pid Process 1052 microsofthelp.exe 2920 microsofthelp.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2397528088-2630719772-1129911217-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 2026-05-03_7df822a3438347268af2d604f66a81aa_elex_qilin_rhadamanthys.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 2026-05-03_7df822a3438347268af2d604f66a81aa_elex_qilin_rhadamanthys.exe File created C:\Windows\HidePlugin.dll microsofthelp.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-03_7df822a3438347268af2d604f66a81aa_elex_qilin_rhadamanthys.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4400 wrote to memory of 1052 4400 2026-05-03_7df822a3438347268af2d604f66a81aa_elex_qilin_rhadamanthys.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-03_7df822a3438347268af2d604f66a81aa_elex_qilin_rhadamanthys.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-03_7df822a3438347268af2d604f66a81aa_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:4400 -
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:1052
-
-
C:\Windows\microsofthelp.exeC:\Windows\microsofthelp.exe1⤵
- Executes dropped EXE
PID:2920
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\microsofthelp.exe
- Size 128KB
- SHA256 08a91ef5b1fac66fe251fadf5dd666b37afeb9a92992e0fb240f97e87dacd689
- MD5 ac8605d367c4a8a156ddca2019967ef6
- SHA1 3b85deb2769685e6d271667cea10b7d2347d406a
- SHA512 911073aaa357dd822dfd1ba10e541b68842f2081c8afd34b61d8bd9227c9b8909354589eadfbaddb5ffe9b2aef7787666bd19b5648edae6cf967b096ea8dc642
- SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKV:eenetV
- TLSH T1B7D3D60B5FA1CCDBD800043A57FAA22D86EBBD441DECE35697DDCC4634D2918C8AEA57
- MD5 SHA1 SHA512 SSDEEP TLSH