blihanstealer | 0c994142d0d50b61b26a96321332d3444a4abb81ca59f2bf0ad29bb2f3993ed2

Analysis

max time kernel
150s
max time network
145s
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, 11:07

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General

Target
2026-08-03_7fff49d3799d3955463b29d322e9c46a_elex_qilin.exe
Size 96KB
Sample260804-m8a1padl31
SHA256 0c994142d0d50b61b26a96321332d3444a4abb81ca59f2bf0ad29bb2f3993ed2
MD5 7fff49d3799d3955463b29d322e9c46a
SHA1 aa6356ae1a988459e2d32efd42a3f1bb153a84ce
SHA512 19f8a041df94543294f8693f1c54ebddf5c48de4963ff4e808cea80fdce15229ed29fc436d50324003107926a1ce1096704108051887e06c421842d4949c0a69
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWh7:E6
TLSH
T13FA3B34B4E71CDDBE800143EABAAA11C86D3FC541CDCF35A97EED84670C2918899E967
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/1912-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000000697a-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1912-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4340-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4628-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4628	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4628	microsofthelp.exe
4340	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-1-5-21-2115213192-531537726-3295841909-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-03_7fff49d3799d3955463b29d322e9c46a_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-03_7fff49d3799d3955463b29d322e9c46a_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_7fff49d3799d3955463b29d322e9c46a_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 1912 wrote to memory of 4628	1912	2026-08-03_7fff49d3799d3955463b29d322e9c46a_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-03_7fff49d3799d3955463b29d322e9c46a_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_7fff49d3799d3955463b29d322e9c46a_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:1912
- 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:4628

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4340

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 0ee0483d0d4ef2c3a405861b561a4375195004a4a4a6da15e46e3af255c43331
MD5 974a13c143f28feb8cf8495563aedaee
SHA1 5c3134351ab4f12f60465cc25ff831564ff27537
SHA512 ffd72f7c66b48be0f58e50e7d0e22d8f591b57a1ec4d138cac1652045fa75e1dae17ef0bd4b710cfbdebb8671dda78f0ff953aab35c364f258fb07e40890b075
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhv:E6
TLSH
T1D8A3B34B4F71CDDBE800143EABAAA11C86D3FC541CDCF35A97EED84670C2918899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1912-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1912-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4340-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4628-10-0x0000000000400000-0x000000000040E000-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