blihanstealer | 2b946c2f858c5ad2970ba438b708295c29fd56f55ec64c19df756f4d3335d100

Analysis

max time kernel
150s
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
23/10/2026, 16:49

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General

Target
2026-10-22_deaa05e4a8997badfda81b7100a8a735_elex_qilin_rhadamanthys.exe
Size 125KB
Sample261023-vb2fday1as
SHA256 2b946c2f858c5ad2970ba438b708295c29fd56f55ec64c19df756f4d3335d100
MD5 deaa05e4a8997badfda81b7100a8a735
SHA1 81d097ff5993ae108e644bcac3f980e24c1e3bec
SHA512 30214c5da764147d671de7dff37e921ed9d6631045d3017dba79a52c3e3ea704501c05e5ffac35a18a6b2a5d5826e1f0be9e923c41cbba8fa33ed445abb91682
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKY:W9nut
TLSH
T1ACC3E60B5EB1C8DBD810043A57FAA22D86EBBD440DECE35797DDCC4634D2918C8AEA57
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/1856-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0039000000000760-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1856-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/944-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3948-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3948	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3948	microsofthelp.exe
944	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-1-5-21-560646293-820748483-2532804640-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-22_deaa05e4a8997badfda81b7100a8a735_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-22_deaa05e4a8997badfda81b7100a8a735_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	2026-10-22_deaa05e4a8997badfda81b7100a8a735_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 1856 wrote to memory of 3948	1856	2026-10-22_deaa05e4a8997badfda81b7100a8a735_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-22_deaa05e4a8997badfda81b7100a8a735_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-22_deaa05e4a8997badfda81b7100a8a735_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:1856
- 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:3948

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:944

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 125KB
SHA256 a1b0d486d6065976aca79e8624d0cb0825a9c5891e3e09096afe5c51b7036bf8
MD5 333aff183e7765c96f932da6091d759a
SHA1 ef32d26fb42f63bd2b2d43b57ae009b3851d8461
SHA512 17fb4f12d7a2640827b5db8c9074f91975fa6fb7c040beb7a8de2da501dddc9b51e41e6c664bdc09adc26b5df2a09b8bab1a335425e67518fbd998390b8dab2e
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKW:W9nut
TLSH
T185C3E60B5EB1C8DBD810043A57FAA22D86EBBD440DECE35797DDCC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/944-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1856-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/1856-6-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3948-9-0x0000000000400000-0x000000000040F000-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