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
24/04/2026, 09:56
Behavioral task
behavioral1
Sample
2026-04-24_437f64a1742a2cf672b6630061cc3309_elex_qilin_rhadamanthys.exe
Resource
win10v2004-20260130-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-24_437f64a1742a2cf672b6630061cc3309_elex_qilin_rhadamanthys.exe
Resource
win11-20260130-en
8 signatures
150 seconds
General
- Target 2026-04-24_437f64a1742a2cf672b6630061cc3309_elex_qilin_rhadamanthys.exe
- Size 117KB
- Sample260424-lynncsft2k
- SHA256 1293ecc657486818b60f1edd8349f9658d14cb2053737a3d7885a19dcc6768c0
- MD5 437f64a1742a2cf672b6630061cc3309
- SHA1 e65b5a6cc93641ec1cebce37e43a2711fc23e33a
- SHA512 ad30d24eaa93cca2fb0b46764893267522d3695ed27909d2e0e990456092ea71eeb202b29e603a8bba1266a7503a709f81a837f5ef774e16b5a67c662d560c70
- SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHU:een
- TLSH T1EFC3F70B6EA1C9DBC841003B5BFAA23D86EBBD441DECE35697EDC80635D2918C85F647
- 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/4400-5-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/1052-6-0x0000000000400000-0x000000000040F000-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" 2026-04-24_437f64a1742a2cf672b6630061cc3309_elex_qilin_rhadamanthys.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 2026-04-24_437f64a1742a2cf672b6630061cc3309_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 2026-04-24_437f64a1742a2cf672b6630061cc3309_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 2026-04-24_437f64a1742a2cf672b6630061cc3309_elex_qilin_rhadamanthys.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-24_437f64a1742a2cf672b6630061cc3309_elex_qilin_rhadamanthys.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-24_437f64a1742a2cf672b6630061cc3309_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 117KB
- SHA256 017f8619aca51091549fad0d48bf902ea5d4db785bdfcf2d7fec88add9a5db54
- MD5 313108d1b22b8d28cbfadf21e8a3bfc8
- SHA1 16ff53a6a61ece1f59e10660d4631f914b364f2f
- SHA512 c4a1de4f28479797d395bbe73fc89b5f163b797022f8246c30d5c9724d3f54c1d960ee78c02c53e8778b438b1e985cfd4ad76e99c9050e25a182df44034137f1
- SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHt:een
- TLSH T1F2C3F70B6EA1C9DBC841003B5BFAA23D86EBBD441DECE35697EDC80635D2918C85F647
- MD5 SHA1 SHA512 SSDEEP TLSH