blihanstealer | 24453829199c400711fa17c083ed77181934e61e594650c0cd54f4dcc9c2a25a

Analysis

max time kernel
150s
max time network
131s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/09/2026, 06:02

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General

Target
2026-09-04_7afc50b2b9f61a800687f86333ff7df7_elex_qilin.exe
Size 95KB
Sample260905-grflysvvas
SHA256 24453829199c400711fa17c083ed77181934e61e594650c0cd54f4dcc9c2a25a
MD5 7afc50b2b9f61a800687f86333ff7df7
SHA1 2b2f4de44e845bf5eacce945b04629794c7f0df8
SHA512 1138836b31ea4d7790d7ec6d5d58ec290ed9ca9cd41d9d67c40be106392e7942dcef6f9fafdae196be5d684319755fb014e4a8bb4333d23783ec85a2066d1815
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8hK:E1oEFlt6vghzwYu7vih9GueIh9j2IoHd
TLSH
T168A3B34B4EA5CEDFD804103B9BEAA21C86E3FC451DDCF35957EEC80660C2918C99E997
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/2564-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b85f-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2564-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2524-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4960-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4960	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4960	microsofthelp.exe
2524	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"	2026-09-04_7afc50b2b9f61a800687f86333ff7df7_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-09-04_7afc50b2b9f61a800687f86333ff7df7_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	2026-09-04_7afc50b2b9f61a800687f86333ff7df7_elex_qilin.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 4960	2564	2026-09-04_7afc50b2b9f61a800687f86333ff7df7_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-09-04_7afc50b2b9f61a800687f86333ff7df7_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-04_7afc50b2b9f61a800687f86333ff7df7_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:2564
- 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:4960

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2524

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 5eb1337cfc48e4ad735fc5bbd667d545332c2e9427f0e7733448dfe7097ee697
MD5 d658d9de2e042575a47a10cb9cc31ad0
SHA1 1b66b67d725e452f4673a4e7ece48b3a612662a8
SHA512 e87e822ee19de1f7e6cedb137269137a3849fb95169ffaa8b2d68ef96aa2b5cd8c7cfc7cd1164196cb2d7d4e6baf2e6b3e09e35a90ceedee36c43e704e91d526
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDM:Eo
TLSH
T1FFA3C34B4EA5CEDBD804103B9BEAA21C86E3FC452DDCF35957EEC80660C2918C99E957
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2524-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2564-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2564-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4960-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads