blihanstealer | 9218eacd64cc8e0ea71dd7dbb49178c2a56bb0d93f9a3fc855e07f9f6cdfbf37

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
26/10/2026, 18:39

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General

Target
2026-10-25_9c19de406fb4978dbcc3dba4bc091ddd_elex_qilin_rhadamanthys.exe
Size 130KB
Sample261026-xa22mayvb1
SHA256 9218eacd64cc8e0ea71dd7dbb49178c2a56bb0d93f9a3fc855e07f9f6cdfbf37
MD5 9c19de406fb4978dbcc3dba4bc091ddd
SHA1 142fef3a94bfc95fe98aba48842f15526f1b218a
SHA512 31df009fdef4a4504a0e2e279f9c5d324d81873e7fd34c4dbcafd53d44818a980ba93feb744e57318d3a0dd7e72121dd4562733b19cf23d80bc7eb27ba4baf9d
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKj:eene
TLSH
T10CD3D54B5FA1CCEBD840043A57FAA22D86E7BC441DDCE35687EDCC4634D2918C8AEA57
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/4168-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b856-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4168-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1864-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2416-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
2416	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2416	microsofthelp.exe
1864	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-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-25_9c19de406fb4978dbcc3dba4bc091ddd_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-25_9c19de406fb4978dbcc3dba4bc091ddd_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	2026-10-25_9c19de406fb4978dbcc3dba4bc091ddd_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 4168 wrote to memory of 2416	4168	2026-10-25_9c19de406fb4978dbcc3dba4bc091ddd_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-10-25_9c19de406fb4978dbcc3dba4bc091ddd_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-25_9c19de406fb4978dbcc3dba4bc091ddd_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:4168
- 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:2416

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1864

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 130KB
SHA256 9f5d5de0cf55634106cbf597087c29d08181270d30853ab2f0cc42c39db30618
MD5 c054ed856de1b82f923c2390faa917ac
SHA1 3fe70f13aa219641ab833a920ef0166b83d4d321
SHA512 16bf30567b61d80c4846c3ce916f74a4d58e31c152383bda3a0b8a5b7c06b0c073d0d089019ead795e19a2683cabeb7f5d3fc3824da5da26db7b55232f70f01d
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKk:eene
TLSH
T1DCD3D54B5FA1CCEBD840043A57FAA22D86E7BC441DDCE35687EDCC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1864-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2416-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4168-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4168-5-0x0000000000400000-0x000000000040F000-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