blihanstealer | e80045516640319e538ee54f10357658366020608aeb7ede25b9c3ce37848e65

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/10/2026, 23:21

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General

Target
2026-10-15_f19f8e5ed904aa3c2c851c3fa7912cb9_elex_qilin_rhadamanthys.exe
Size 128KB
Sample261015-3cam2stvft
SHA256 e80045516640319e538ee54f10357658366020608aeb7ede25b9c3ce37848e65
MD5 f19f8e5ed904aa3c2c851c3fa7912cb9
SHA1 720a2eb0ee19267d6154813a2b94f61d4d852679
SHA512 3718f26edecbe258d1d53609d39082fedacad43efb3f9ad89711bee0fa5921fa7d5975007a08b354fd99fc4c4e25bb0a614f37a637a153bdbd938cb9fc0a6c08
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKj:W9nu
TLSH
T1D9D3E6075FA1CCEBD850043A57FAA22D86EBBC440DECE35687DDCC4634D2918C9AEA57
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/2576-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00090000000187d5-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2576-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2724-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1992-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
1992	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1992	microsofthelp.exe
2724	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-1-5-21-4057491610-3392471755-192832105-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-15_f19f8e5ed904aa3c2c851c3fa7912cb9_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-15_f19f8e5ed904aa3c2c851c3fa7912cb9_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	2026-10-15_f19f8e5ed904aa3c2c851c3fa7912cb9_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 2576 wrote to memory of 1992	2576	2026-10-15_f19f8e5ed904aa3c2c851c3fa7912cb9_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-15_f19f8e5ed904aa3c2c851c3fa7912cb9_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-15_f19f8e5ed904aa3c2c851c3fa7912cb9_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:2576
- 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:1992

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2724

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 128KB
SHA256 fbcaaf97aed066e5eecce5a41699334f32b68eeced716b13ecb4492300015f14
MD5 f3fa1dcee824f01912d0b81e9ee07cce
SHA1 2e9af14eda9887847737f0737f4dd272a9bb8843
SHA512 1189ef00a2fc6b35c0985bfe2a3b7dbdbfcec7ad44b5f5ee4230d3a09f9503ef102e594b9b89475e6db0b61c7c67da607c715b3ddb11ff8ce8e8c46046a52f9c
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hK7:W9nu
TLSH
T177D3E6075FA1CCEBD850043A57FAA22D86E7BC440DECE35687DDCC4634D2918C9AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1992-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2576-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2576-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2724-8-0x0000000000400000-0x000000000040F000-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