blihanstealer | 029475476f8ef200366652244d91d373c6ccd472ce3cc5a1d46068a46feba363

Analysis

max time kernel
150s
max time network
155s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 12:14

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General

Target
2026-08-03_44376715cfe6ecc33e4d3ed825fc5073_elex_qilin.exe
Size 98KB
Sample260804-pd98eawtev
SHA256 029475476f8ef200366652244d91d373c6ccd472ce3cc5a1d46068a46feba363
MD5 44376715cfe6ecc33e4d3ed825fc5073
SHA1 3a877776088a7a36cef170dcf29db4e6283d327d
SHA512 64625ba3165fb7c69fd4ef0f5eecc4deaaaf7032188b5c7184772f9183076262f184172ce632eabbddb10319aafd7cbb89db5f8cabcc65d73803cd48aa1e0e8e
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDV:Eo
TLSH
T119A3B24B4E61CEDBD804103B9BEAA21C86E3FC451DDCF35957EEC80670C2918C99E997
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/2696-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000d00000001b89b-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2696-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4488-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1628-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
1628	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1628	microsofthelp.exe
4488	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-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-03_44376715cfe6ecc33e4d3ed825fc5073_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-03_44376715cfe6ecc33e4d3ed825fc5073_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	2026-08-03_44376715cfe6ecc33e4d3ed825fc5073_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 2696 wrote to memory of 1628	2696	2026-08-03_44376715cfe6ecc33e4d3ed825fc5073_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-03_44376715cfe6ecc33e4d3ed825fc5073_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_44376715cfe6ecc33e4d3ed825fc5073_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:2696
- 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:1628

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4488

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 98KB
SHA256 358e2650450e4bc7bc7abdd8a232c87537450610509bb7a7726912697a173ca6
MD5 32571e7f136f305d2303ede5ae0903a6
SHA1 5bb5a2dc1c738a950dd77eb67a25597ee75271cb
SHA512 ecebca2fbf1492a6351cce96df04a84ce32f17f7919fd90fdbf5e68c5a2bd2f6c4323bec0335a47958ec31a89f5a3a9dcb86e7e4ce83fa4aeba00c32f002aea9
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDG:Eo
TLSH
T124A3B24B4E65CEDBD804103B9BEAA21C86E3FC451DDCF35957EEC80670C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1628-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2696-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2696-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4488-9-0x0000000000400000-0x000000000040E000-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