blihanstealer | 361d8cce9aeca1fd802a0c0de253d6468f2d2b1b9dc2082ee9d65607c7299b54

Analysis

max time kernel
149s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/08/2026, 22:33

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General

Target
2026-08-28_0aa152dd469ee40a01214aca2f45f272_elex_qilin.exe
Size 96KB
Sample260828-2g155atfnd
SHA256 361d8cce9aeca1fd802a0c0de253d6468f2d2b1b9dc2082ee9d65607c7299b54
MD5 0aa152dd469ee40a01214aca2f45f272
SHA1 5dbb00e17de1f21f7d77a995f717227208c06a7e
SHA512 895059e6a311e7d5ecdaabeaa99c4da235cd9fa7160b3c2b1b20896b3e7acb87ca5e785ae4ba76cbd7711504ce0b8dd08d87f4cdfddc08d88a604b95a2bbd026
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWho:E6
TLSH
T14EA3B34B8F71CDDBE810143EABAAA11C86D3FC541CDCF35A97DED84270C2918899E967
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/4784-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b884-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4784-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4980-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1544-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
1544	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1544	microsofthelp.exe
4980	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-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-28_0aa152dd469ee40a01214aca2f45f272_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-28_0aa152dd469ee40a01214aca2f45f272_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	2026-08-28_0aa152dd469ee40a01214aca2f45f272_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 4784 wrote to memory of 1544	4784	2026-08-28_0aa152dd469ee40a01214aca2f45f272_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-28_0aa152dd469ee40a01214aca2f45f272_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-28_0aa152dd469ee40a01214aca2f45f272_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:4784
- 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:1544

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4980

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 46cbfb8980d3acb6de434aa60aab4105bbba372417b466b6acd84691a4a29f00
MD5 e2ce4e6ff4893cc1d07cf2136bcad5f9
SHA1 d70ee4ad217d87051cfa7131e2d9a7081b48384c
SHA512 bf3cf0289bf7b0275bc254f24b3f85ad7413141c6dbc60ac555f36c525ad96d25f595e7e7c785d18ad69ebf431e3416c15cfcd7df84936c0243c570d058b82d3
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhf:E6
TLSH
T1AFA3B34B8F71CDDBE810143EABAAA11C86D3FC541CDCF35A97DED84270C2918899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1544-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4784-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4784-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4980-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads