blihanstealer | 2e7a8b23969c9f139b28ad2d00dca3cbe6934a7feb50ee83dbfde4068009d12a

Analysis

max time kernel
150s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/08/2026, 08:05

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General

Target
2026-08-14_47590ea111c3e827bd0328b2db5565fa_elex_qilin.exe
Size 91KB
Sample260814-jythhagc28
SHA256 2e7a8b23969c9f139b28ad2d00dca3cbe6934a7feb50ee83dbfde4068009d12a
MD5 47590ea111c3e827bd0328b2db5565fa
SHA1 8d628b07d40e3014e35875bddf8d9d03bb4852ff
SHA512 6bbe90e82c3b04415ae33f12ecab29f650495540b611ea39fdd20e13b473a5015dc18ddab8d67cd4f305ba8ae1cf0725ab018e60f11f1117d3397a1a736fe52f
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhW:E1oEFlt6vghzwYu7vih9GueIh9j2IoHl
TLSH
T16493D54B4F71CDDBE814143E97AAA21C86D3FC541CCCF35A96EED84270C2918C99EA67
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/5544-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000b00000001b88f-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5544-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4432-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4628-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4628	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4628	microsofthelp.exe
4432	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-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-14_47590ea111c3e827bd0328b2db5565fa_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-14_47590ea111c3e827bd0328b2db5565fa_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	2026-08-14_47590ea111c3e827bd0328b2db5565fa_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 5544 wrote to memory of 4628	5544	2026-08-14_47590ea111c3e827bd0328b2db5565fa_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-14_47590ea111c3e827bd0328b2db5565fa_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-14_47590ea111c3e827bd0328b2db5565fa_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:5544
- 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:4628

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4432

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 91KB
SHA256 ee6dac02859feee5493f0abbf7ba8a2182ea18ab1ff68d26598cf3b91ae21202
MD5 684c0343801065b004b392642f94a1bc
SHA1 a3540426cdc5990889a020c63e038acc34de1f59
SHA512 aff7f13f94e8180d06df6d2ccd8ecadb31c8191d395f186572d7f1553314d3f76b4a28bcdeb3d966818384927e59df0f793461f7d841da5ef88d06ad1465cd4d
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhu:E1oEFlt6vghzwYu7vih9GueIh9j2IoHR
TLSH
T16593D54B4FB1CDDBE814143E97AAA11C86D3FC541CCCF35A96EED84270C2918C99EA67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4432-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4628-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5544-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5544-6-0x0000000000400000-0x000000000040E000-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