blihanstealer | a950813976241cdbab65b62b8fef3edce8479405daec2182adf59ad40379cfad

Analysis

max time kernel
149s
max time network
113s
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, 03:47

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General

Target
2026-08-01_fad53f5f87a528d00ac0c40dc58853e9_elex_qilin.exe
Size 96KB
Sample260802-eckk9ateqc
SHA256 a950813976241cdbab65b62b8fef3edce8479405daec2182adf59ad40379cfad
MD5 fad53f5f87a528d00ac0c40dc58853e9
SHA1 32674b9e7100d716388762ddce7ec526c7322553
SHA512 e1a14eab36fa37aa9a4a160a90dab8801c7e73b118d6c946a1b3c9e72b6b8913486a0de9ae3e1d7dfdf486bb7a94ceaef6dd8f52f05dde9f6178ddd6467f52c4
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhq:E6t
TLSH
T12DA3C44B4F71CDDBE810143E97AAA21C86D3FC541CCCF35A96EED84670C291C899E9A7
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/2776-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000900000001b312-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2776-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4616-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1516-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
1516	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1516	microsofthelp.exe
4616	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"	2026-08-01_fad53f5f87a528d00ac0c40dc58853e9_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-01_fad53f5f87a528d00ac0c40dc58853e9_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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-01_fad53f5f87a528d00ac0c40dc58853e9_elex_qilin.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 1516	2776	2026-08-01_fad53f5f87a528d00ac0c40dc58853e9_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-01_fad53f5f87a528d00ac0c40dc58853e9_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_fad53f5f87a528d00ac0c40dc58853e9_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:2776
- 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:1516

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4616

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 32a500ccf189b61038a79624a4a3bbb679c9d948b82f16c21160bccc94238b50
MD5 3bbc724eb4bf24851b7fd7e4527aa5a3
SHA1 eb97020d54298b9a9a05f16e162dc86a583c725a
SHA512 4ff32009bd0ff625df32d2178400e12249f2f567d5d7e7dc2e61623f4b083ec9db5570193dc747269cc1df35d2bb970017e26c563117a13d24a2c268b3d3b468
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWh/:E6t
TLSH
T19DA3B44B4F71CDDBE810143E97AAA21C86D3FC541CCCF35A96EED84670C291C899E9A7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1516-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2776-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2776-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4616-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads