blihanstealer | bd1b4f90437228903ed48c506527745a407f5a8326a491af22d819769742d55f

Analysis

max time kernel
149s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/10/2026, 08:32

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-10-01_9535b67917e7c788cc1be064a3ef49c4_elex_qilin_rhadamanthys.exe
Size 135KB
Sample261002-kfhtqasybv
SHA256 bd1b4f90437228903ed48c506527745a407f5a8326a491af22d819769742d55f
MD5 9535b67917e7c788cc1be064a3ef49c4
SHA1 b66df8c49547d5a195c6eb611455d1eae1012a19
SHA512 cf6fcd3276513eb6adeb9b43562a7487d2e2f8e5dc8f0778602b71f66cebfe411b1e235f0e07ab0fa378279e16dc330dadd27be2258ee76117557f282693af7f
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKv:W9nu
TLSH
T1E9D3D60B5EA1CCEBD840003A57FAB22D86E7BC441DDCE35697DECC4634D2918C9AEA57
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/2976-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a00000001b2cb-6.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2976-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5716-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4948-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4948	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4948	microsofthelp.exe
5716	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-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-01_9535b67917e7c788cc1be064a3ef49c4_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-01_9535b67917e7c788cc1be064a3ef49c4_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	2026-10-01_9535b67917e7c788cc1be064a3ef49c4_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 2976 wrote to memory of 4948	2976	2026-10-01_9535b67917e7c788cc1be064a3ef49c4_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-10-01_9535b67917e7c788cc1be064a3ef49c4_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-01_9535b67917e7c788cc1be064a3ef49c4_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:2976
- 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:4948

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5716

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

Replay Monitor

Loading Replay Monitor...

Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 135KB
SHA256 015a0c880532595d905b718cdebd19b8312146e43ec408cac3527c59eeb414e3
MD5 77b7dbf1e4ac2abe7c56f0f40e2a8c49
SHA1 d51543542f70ee99c8315ddfa10cc73b0780218e
SHA512 6e414f674564ad2015ee8f4c4ad048f9efb52b3e605d59b7bda586998ea85f1f06ee026c22fa0438afe6d268a5bf817abc88308c67703bd188c01c814daa463e
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKY:W9nu
TLSH
T1FAD3D6075EA1CCEBD840003A57FAB22D86E7BC441DDCE35697DECC4634D2918C9AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2976-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/2976-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4948-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/5716-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads