blihanstealer | 241deaa1797ecfdf27e1ba428b11305ff9bf182f7792b5a7b2a3d6195102d52c

Analysis

max time kernel
149s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
12/09/2026, 07:56

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General

Target
2026-09-11_892c8ea88e3b24ee58f852aff1e88728_elex_qilin_rhadamanthys.exe
Size 125KB
Sample260912-js28fsff93
SHA256 241deaa1797ecfdf27e1ba428b11305ff9bf182f7792b5a7b2a3d6195102d52c
MD5 892c8ea88e3b24ee58f852aff1e88728
SHA1 354dde614b69d09072ce350edeef7da352446e16
SHA512 ba01a863b73a095d85b4ff6f9b7a7fe34cebf03ee4c829ab664d5372f13ab42bb5940dd07adcf6c33b2308030ca738ef736af2b138403d0e2c8d464918a0fca8
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hK8:eene
TLSH
T191C3E7075EA1CCEBD850043A57FAA22D86EBFC441DECE35697DDCC4634C2918C8AEA57
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 6 IoCs

resource	yara_rule
behavioral1/memory/2804-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x0018000000024415-4.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/820-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2804-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/4152-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/820-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
820	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
820	microsofthelp.exe
4152	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-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-09-11_892c8ea88e3b24ee58f852aff1e88728_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-09-11_892c8ea88e3b24ee58f852aff1e88728_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	2026-09-11_892c8ea88e3b24ee58f852aff1e88728_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 2804 wrote to memory of 820	2804	2026-09-11_892c8ea88e3b24ee58f852aff1e88728_elex_qilin_rhadamanthys.exe	84

C:\Users\Admin\AppData\Local\Temp\2026-09-11_892c8ea88e3b24ee58f852aff1e88728_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-11_892c8ea88e3b24ee58f852aff1e88728_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:2804
- 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:820

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4152

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 126KB
SHA256 c94f155e7e4780c8a4549c2f8608b5e0b932b0892d535421c89c3e17135650a0
MD5 23701e7a7e0f270b35685a17e2035e27
SHA1 a411c95d1f210123c55f5245d5db5ca3684f404c
SHA512 243266a552394966c8bc45acba6456bf6e798e4d8f1205fe80d8006ef174684a4ce01f85139e92c439c6cc4068bbab6517afaa2f4d843441e66096e7d9deeb76
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKw:eene
TLSH
T1A0C3E7075EA1CCEBD850043A57FAA22D86EBFC441DECE35697DDCC4634C2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/820-6-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/820-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/2804-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/2804-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4152-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads