blihanstealer | 152dc6b7d96113b2cdac38f37ea2f807e128094ae299af106376d509b075321d

Analysis

max time kernel
150s
max time network
133s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/08/2026, 03:42

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General

Target
2026-08-12_4023ae4d8411825a036a1486e87f3f0f_elex_qilin.exe
Size 97KB
Sample260812-d9tpraad22
SHA256 152dc6b7d96113b2cdac38f37ea2f807e128094ae299af106376d509b075321d
MD5 4023ae4d8411825a036a1486e87f3f0f
SHA1 efc86363fd3a787c43bccf51600b0bf0b4debc8e
SHA512 eeebeb98f96bc5b25b042082bedf001943a3c8fdbeab260cd707cf07e9ca7a3476d0b969e05be179ff71bdb4e6a9467281c8b744fc857cdadebf29eec9780350
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWh6:E6t
TLSH
T1D8A3B34B4E71CDDBE800143E9BEAA21C86D3FC541CDCF35A96EED84670C2918899E967
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/4904-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000d00000001b890-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4904-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2772-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/552-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
552	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
552	microsofthelp.exe
2772	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-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-12_4023ae4d8411825a036a1486e87f3f0f_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-12_4023ae4d8411825a036a1486e87f3f0f_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	2026-08-12_4023ae4d8411825a036a1486e87f3f0f_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 4904 wrote to memory of 552	4904	2026-08-12_4023ae4d8411825a036a1486e87f3f0f_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-12_4023ae4d8411825a036a1486e87f3f0f_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-12_4023ae4d8411825a036a1486e87f3f0f_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:4904
- 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:552

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2772

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 97KB
SHA256 8c99fc530c7ba1d177fd58a8b324083ab9cd39e70cbaf8e6d049e45defe02809
MD5 8dc01cc2a003574853cc2a07a05e6e67
SHA1 2a9649457875a9aee30178bfbdbb6bc69f0dd321
SHA512 139bb22408c6ac08ead341eb00ebdd85f366bf65b5ae475b8af6225ff80a411436b7416794be7fb414e1318d24f8bcc7caed60320c70bc3a1350a3e32f61c8a9
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhv:E6t
TLSH
T12FA3B34B4E71CDDBE800143E9BEAA21C86D3FC541CDCF35A96EED84670C2918C99E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/552-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2772-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4904-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4904-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads