blihanstealer | 586dc3f963b2d12b9fd6295fb4ee5daab3c5c6ed891087bb3b7f19a498b9be4d

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
06/10/2026, 22:37

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General

Target
2026-10-05_6a232cc209f204d2abec370f19c530d3_elex_qilin_rhadamanthys.exe
Size 121KB
Sample261006-2jsa1axs8k
SHA256 586dc3f963b2d12b9fd6295fb4ee5daab3c5c6ed891087bb3b7f19a498b9be4d
MD5 6a232cc209f204d2abec370f19c530d3
SHA1 6f7b77ae926dbee4cedb6bd932e60b7dca115643
SHA512 6de45e2e17233d8acebfca076d0ea856f104c31cf5dcc426ccf5af02cc238a05277d126d7d0a3d41c7c7dd31df351e484576f39144a59731cc0d92ff29cb6c19
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hK+:eeneh
TLSH
T105C3E7075EA18CEBD840043A57FAA22D86EBFD041DECE35697DDDC4734C2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery blihanstealer persistence stealer trojan

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++.
trojan stealer blihanstealer

Detects executables built or packed with MPress PE compressor 5 IoCs

resource	yara_rule
behavioral2/memory/704-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000800000001b890-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/704-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1844-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2408-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
2408	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2408	microsofthelp.exe
1844	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-05_6a232cc209f204d2abec370f19c530d3_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-05_6a232cc209f204d2abec370f19c530d3_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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-05_6a232cc209f204d2abec370f19c530d3_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 704 wrote to memory of 2408	704	2026-10-05_6a232cc209f204d2abec370f19c530d3_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-05_6a232cc209f204d2abec370f19c530d3_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-05_6a232cc209f204d2abec370f19c530d3_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:704
- 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:2408

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1844

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 121KB
SHA256 d7ec9468979aed398f462d6cfbdabf8dc784f6a825985ab992d284910eec7326
MD5 972a2b62f09ad062940c73856bbbcb07
SHA1 0988031ffa2937331456e9c4c9ca695147bdbc9e
SHA512 78027e0a1a4b368bd44f9e939b0c62a43485b195215ab918ee03b96091c8a0622929232dfb30ef3f4b016c81b80c853fc671fe77f392166b5d87c3f19991f299
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKb:eeneh
TLSH
T14CC3E7075EA18CEBD840043A57FAA22D86EBFD041DECE356D7DDDC4634C2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/704-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/704-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1844-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2408-9-0x0000000000400000-0x000000000040F000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads