blihanstealer | facc2d5584fca0cebd13bc996b0457525a31fbba91f3573fb28f6d294945c6dd

Analysis

max time kernel
149s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/08/2026, 14:43

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General

Target
2026-08-24_4118efe14d7312344c4b822e99f17d1f_elex_qilin.exe
Size 97KB
Sample260825-r3jsvshe65
SHA256 facc2d5584fca0cebd13bc996b0457525a31fbba91f3573fb28f6d294945c6dd
MD5 4118efe14d7312344c4b822e99f17d1f
SHA1 ada0bf7a868a319781d37bee24d268578650a96c
SHA512 e9165530475fad8448833ce5e637ffdcd5b8ff86c1292914c0b07dc23ed52d23ec60e36edfd193bd9aecc89e29f7c51a2a9ba7665bd4ac904cc7b25cc99931ab
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhY:E6t
TLSH
T158A3B34B4E71CDDBE800143E97EAA21C86D3FC541CDCF35A96EED84670C2918C99E967
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/4848-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4848-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000019cb8-7.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4588-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5168-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5168	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5168	microsofthelp.exe
4588	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"	2026-08-24_4118efe14d7312344c4b822e99f17d1f_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-24_4118efe14d7312344c4b822e99f17d1f_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	2026-08-24_4118efe14d7312344c4b822e99f17d1f_elex_qilin.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4848 wrote to memory of 5168	4848	2026-08-24_4118efe14d7312344c4b822e99f17d1f_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-24_4118efe14d7312344c4b822e99f17d1f_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-24_4118efe14d7312344c4b822e99f17d1f_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:4848
- 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:5168

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4588

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 2a9088532d4d12467e00095c35a79b0ccf1a4a6b8cf2912c5542aa7114badc13
MD5 62628157e9e65d0d161bd22dbecab23d
SHA1 77f40456263a997cb39a3c4dbc99a2797cb85c12
SHA512 72c801824621b8c907a6cd22da9409a0b06d8f0cd632abe8de7123a732bfbd16dfe973a77d318228386716983edb5d8ffa628dbedff56cf40b800e410ce40f34
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhI:E6t
TLSH
T158A3B34B4E71CDDBE800143E97EAA21C86D3FC541CDCF35A96EED84670C2918C99E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4588-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4848-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4848-6-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5168-10-0x0000000000400000-0x000000000040E000-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