blihanstealer | ea072316bf8f7b5e0d01af6c5f44f26e6b5bf9df814fc373ad7806c260fc600d

Analysis

max time kernel
150s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
24/08/2026, 20:44

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General

Target
2026-08-24_ef470a778b14b832c52c7483aae7503b_elex_qilin.exe
Size 93KB
Sample260824-zjfabstdkd
SHA256 ea072316bf8f7b5e0d01af6c5f44f26e6b5bf9df814fc373ad7806c260fc600d
MD5 ef470a778b14b832c52c7483aae7503b
SHA1 a58a174384989dff006b768ff9ef434aa1f6dd5b
SHA512 5df3863f545866541df92f0f91c55185cccb578493e88eb941993a04a44747c6524860cca777e74dda3f69936d5adb13b0d0d7bd8025d4caf1ebf468b5c44d77
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h2:E1oEFlt6vghzwYu7vih9GueIh9j2IoHh
TLSH
T1A893C34B4E61CDDBD804103AABEAE22C86D3FC451DDCF35657EEC80674C2918C99E997
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/4348-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000d00000001b87e-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4348-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5056-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/6012-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
6012	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
6012	microsofthelp.exe
5056	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-1-5-21-189034102-168398478-1159367937-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-24_ef470a778b14b832c52c7483aae7503b_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-24_ef470a778b14b832c52c7483aae7503b_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	2026-08-24_ef470a778b14b832c52c7483aae7503b_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 4348 wrote to memory of 6012	4348	2026-08-24_ef470a778b14b832c52c7483aae7503b_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-24_ef470a778b14b832c52c7483aae7503b_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-24_ef470a778b14b832c52c7483aae7503b_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:4348
- 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:6012

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5056

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 93KB
SHA256 1f28cb26ebecab8e6bd5371c72f208d7fe632ce98025fcce60596ae288d54394
MD5 4db74f956b9cc04c48c6319a352ef355
SHA1 f039bf991d32875b2c137c387db03ac0d87586d2
SHA512 8f6909dd367996766828ab42896600458ac4274b8d2f88d5f096bdcd374b7a0b293612453d4d41477986387199ecf1de411af6920f79e43ae9274b1ce3fa7a32
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8he:E1oEFlt6vghzwYu7vih9GueIh9j2IoHp
TLSH
T1D393D34B4E61CDDBD804103BABEAA22C86E3FC451DDCF35657EEC80674C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4348-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4348-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5056-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/6012-10-0x0000000000400000-0x000000000040E000-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