blihanstealer | d8666616b4f63b452b2542ff9bef8525f84c0d9b560fe9160dfcd1b3b0759b32

Analysis

max time kernel
149s
max time network
125s
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, 22:09

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General

Target
2026-10-02_f830d9c24107f07215c02c75456f72c3_elex_qilin_rhadamanthys.exe
Size 120KB
Sample261002-1286sshg92
SHA256 d8666616b4f63b452b2542ff9bef8525f84c0d9b560fe9160dfcd1b3b0759b32
MD5 f830d9c24107f07215c02c75456f72c3
SHA1 4684fd5c9fa449772b098334aa577b37e9629c02
SHA512 281aff4f3508f51f60ea30b4272dfd0aaa82da53dc352b6d8e848154dd4834e83b2ef7173c36d392c8315c59913ce3c776ca98de98cd7de533346d911c387a05
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKL:eeneh
TLSH
T143C3E7075EA18CEBD840043A57FAA22D86EBBD041DECE356D7DDDC4634C2918C8AEA57
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/4924-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000d00000001a145-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4924-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1028-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5076-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
5076	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5076	microsofthelp.exe
1028	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"	2026-10-02_f830d9c24107f07215c02c75456f72c3_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-02_f830d9c24107f07215c02c75456f72c3_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	2026-10-02_f830d9c24107f07215c02c75456f72c3_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 4924 wrote to memory of 5076	4924	2026-10-02_f830d9c24107f07215c02c75456f72c3_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-02_f830d9c24107f07215c02c75456f72c3_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-02_f830d9c24107f07215c02c75456f72c3_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:4924
- 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:5076

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1028

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 4f817d9ad0aadcba9ebbf6f2a95c6f52065524f69c9fd286a5ad8f7630e51bc7
MD5 59d7871e47db8b4c4190291624372a8f
SHA1 213773c928c645a08fb081b61fe6d57f7c9d0487
SHA512 1cf73f00d54199455475780b0e679ac8d547de55fc0d2ca7ef43c9c184309fa5f881a504bc87e3fc567ed8fecb95384114243559142fd1c3c2313c2c7f3bec5c
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKZ:eeneh
TLSH
T1BEC3E7075EA18CEBD840043A57FAA22D86EBFD041DECE356D7DDDC4634C2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1028-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4924-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4924-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/5076-9-0x0000000000400000-0x000000000040F000-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