blihanstealer | 700158f85631640dbf6a586840294be65e44cf914055e87df7081123310a8f63

Analysis

max time kernel
149s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 10:13

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General

Target
2026-08-03_afb76ce48ced6f306f7e59db5e40dc95_elex_qilin_rhadamanthys.exe
Size 105KB
Sample260804-l88raaxemf
SHA256 700158f85631640dbf6a586840294be65e44cf914055e87df7081123310a8f63
MD5 afb76ce48ced6f306f7e59db5e40dc95
SHA1 864ce78f42a9a0a153d34f3b20d667fd8f82b50d
SHA512 9121cd702fbfe89899a6c204ca9812f03c928404ee35591ac807309674bba82b3bbcd99b717971d1c33e0adade8b684f1c62b83e139b4e302bf155571d4f96e1
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNV:een/
TLSH
T1CAB35D176EE2C8ABD441003616FAA77D86AFBD410EF8A397CBDCDC1639D2914C92E147
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/1256-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000011390-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1256-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1528-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/400-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
400	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
400	microsofthelp.exe
1528	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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-03_afb76ce48ced6f306f7e59db5e40dc95_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-03_afb76ce48ced6f306f7e59db5e40dc95_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	2026-08-03_afb76ce48ced6f306f7e59db5e40dc95_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 1256 wrote to memory of 400	1256	2026-08-03_afb76ce48ced6f306f7e59db5e40dc95_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-03_afb76ce48ced6f306f7e59db5e40dc95_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_afb76ce48ced6f306f7e59db5e40dc95_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:1256
- 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:400

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1528

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 105KB
SHA256 f053d6c8fb3fd6a85f20a4603342d5d98dd38474a054922c5ff308ba4655ac15
MD5 e7a7bd5a4a8662b890045f7c0df5f587
SHA1 c3d29425336faaa89df5ee8be1af42b64c388004
SHA512 8061d043cd68e2e4da0c4a8a3d8cd0a21d09e5c4871845ba30d6720f33e06d5979ec422a903c1a0c95978daa7d9c52e89b79250787e4c7105dbce525c72def64
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXahNG:een/
TLSH
T175B35D176EE2C8A7D441003616FAA77D86AFBD410DF8A397CBDCDC1639D2914C92E247
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/400-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1256-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1256-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1528-8-0x0000000000400000-0x000000000040F000-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