blihanstealer | de575d057d5dd9a4c5c5a926d8d3b3c739ab02c4557398f0125f1abd46b63eef

Analysis

max time kernel
149s
max time network
114s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 18:01

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General

Target
2026-08-02_797802fa0cad7698c94907dad6a9398a_elex_qilin.exe
Size 96KB
Sample260802-wl6craycqc
SHA256 de575d057d5dd9a4c5c5a926d8d3b3c739ab02c4557398f0125f1abd46b63eef
MD5 797802fa0cad7698c94907dad6a9398a
SHA1 835f03650944377ed7dcc817e5cac251f1409b6e
SHA512 21d6479312da66f056208339a8722086111ce86fcad1c20240ab743e0af9f5fbeff3a2088c1dfb491386274c53b3fdb623231181da11768e667bea8ec4a3984f
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhW:E6
TLSH
T1BDA3B34B4F71CDDBE810143EABAAA21C86D3FC541CDCF35A97DED84270C2918899E967
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/4696-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a00000001b315-7.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4696-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1036-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4668-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4668	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4668	microsofthelp.exe
1036	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-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-02_797802fa0cad7698c94907dad6a9398a_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-02_797802fa0cad7698c94907dad6a9398a_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	2026-08-02_797802fa0cad7698c94907dad6a9398a_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 4696 wrote to memory of 4668	4696	2026-08-02_797802fa0cad7698c94907dad6a9398a_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-02_797802fa0cad7698c94907dad6a9398a_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_797802fa0cad7698c94907dad6a9398a_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:4696
- 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:4668

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1036

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 24a055597881265c94e63e35a5e0e782107db0b9bc16ec04a01ff55f298e6fe0
MD5 769b08020b550f603c08255d1e9ccc78
SHA1 89eb88cae37098988bea3ec863dbbc56a33af8dd
SHA512 0c612276bce2b8cc3224a3fd03c0d83119296ee5fee7925762482a2f9f69838b100f37755cf8fa3cd4eac43363d0ca3404ce17798477a03c8790171db69794da
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhe:E6
TLSH
T108A3B34B4F71CDDBE810143EABAAA21C86D3FC541CCCF35A97DED84670C2918899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1036-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4668-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4696-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4696-6-0x0000000000400000-0x000000000040E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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