blihanstealer | d7f96693b7782b2d04bed31edffb2d637bc1bc4f0689a9c996b89bdf964b3f36

Analysis

max time kernel
150s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
17/08/2026, 15:36

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General

Target
2026-08-17_82a6e7a0e68d0f278779f8f30087d551_elex_qilin.exe
Size 96KB
Sample260817-s2eyysdp21
SHA256 d7f96693b7782b2d04bed31edffb2d637bc1bc4f0689a9c996b89bdf964b3f36
MD5 82a6e7a0e68d0f278779f8f30087d551
SHA1 d969fbd9a2fb09546817a07858e557b3aceb20af
SHA512 c827bad8ff6499007d5d9783f55082557ef8bb6fe6f62b5eb6cd0568e3375c65494f8db5218ba5b01d0f92df37c82c2cbe82c6ed3531ac5ae24eb5b75fa6e360
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhD5:Eo
TLSH
T1F3A3C24B4E61CEDBD804103B9BEAA21C86D3FC452DDCF35957EEC80674C2918C99E997
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 5 IoCs

resource	yara_rule
behavioral2/memory/476-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00080000000068df-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/476-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1736-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5020-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5020	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5020	microsofthelp.exe
1736	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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-17_82a6e7a0e68d0f278779f8f30087d551_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-17_82a6e7a0e68d0f278779f8f30087d551_elex_qilin.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	2026-08-17_82a6e7a0e68d0f278779f8f30087d551_elex_qilin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 476 wrote to memory of 5020	476	2026-08-17_82a6e7a0e68d0f278779f8f30087d551_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-17_82a6e7a0e68d0f278779f8f30087d551_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-17_82a6e7a0e68d0f278779f8f30087d551_elex_qilin.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:476
- 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:5020

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1736

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 96KB
SHA256 ac944c8559eadda5ef34f84c5d7144bcdc1f8f98d49ec5ba38d52f84595a5796
MD5 752e162b47832e91f354533cfd8917ac
SHA1 02721bea7e0f15c18cd76780c01f85152168949b
SHA512 80738c29eea52e1344b07b80ac6f2dadd380fda47f59ec6b90c9f279a612b799465b56abc6694d5e72aa6e7d18f3be58f04633a787ce01018e40f13fabda76f0
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDu:Eo
TLSH
T114A3C24B4EA5CEDBD804103B9BEAA21C86D3FC452DCCF35957EEC80674C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/476-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/476-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/1736-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5020-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads