blihanstealer | 943880546ed3e9ced0291770a798b7f3e14524600ad27e418017a4ce95dc3f7b

Analysis

max time kernel
149s
max time network
113s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/08/2026, 07:33

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General

Target
2026-08-24_91959605e4875049b6b3c2ea64b81669_elex_qilin_rhadamanthys.exe
Size 80KB
Sample260825-jdj4bsfk9s
SHA256 943880546ed3e9ced0291770a798b7f3e14524600ad27e418017a4ce95dc3f7b
MD5 91959605e4875049b6b3c2ea64b81669
SHA1 d8b1c21c47325c1b9fa07430c16a416ba290c268
SHA512 1584830b810ee723daf50ac27494669656bf8f0f7f63f07c50364adf1b1f3ae3ede407c5167058369a7283aff5a6d905000e4aada6cfe4fe913e21e814f7a67b
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUX4:E1oEFlt6vghzwYu7vih9GueIh9j2IoH6
TLSH
T1F5834B579EA2CCABD800003B67FAA27C86EBBC411DE8B3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

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/4372-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0008000000016cdf-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4372-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5296-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3256-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3256	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3256	microsofthelp.exe
5296	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-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-24_91959605e4875049b6b3c2ea64b81669_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-24_91959605e4875049b6b3c2ea64b81669_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	2026-08-24_91959605e4875049b6b3c2ea64b81669_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 4372 wrote to memory of 3256	4372	2026-08-24_91959605e4875049b6b3c2ea64b81669_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-24_91959605e4875049b6b3c2ea64b81669_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-24_91959605e4875049b6b3c2ea64b81669_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:4372
- 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:3256

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5296

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

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 81KB
SHA256 d32f3c3030e0b88782f4a5312522e5d9abb983db8f980086452c21992a4fd460
MD5 a54e346c1c01f4a5c5ca98bcdd3a44ae
SHA1 d60a2f0ca7cd41cb794945af77f8fcef6dc4bc53
SHA512 42b49b56bae3316cc158a42e20bfffe47d7fd3dc9802f523e4af2eac39e25ff2e84ca53e5c8b2a432be1c5957f0ea2edfc5a337db54568ffe3b389cf7d8e83ea
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXL:E1oEFlt6vghzwYu7vih9GueIh9j2IoHt
TLSH
T152834B579EA2CCABD800003B67FAA27C86EBBC411DD8B3968BDDCC1638D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3256-11-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4372-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4372-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5296-10-0x0000000000400000-0x000000000040E000-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