blihanstealer | 96135c42c05e9580e6076d3425d6115d80e762d93c70c330791fdaf781282667

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
01/08/2026, 05:09

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General

Target
2026-08-01_68453144249f959858157f259632c989_elex_qilin.exe
Size 92KB
Sample260801-ftft3aycrd
SHA256 96135c42c05e9580e6076d3425d6115d80e762d93c70c330791fdaf781282667
MD5 68453144249f959858157f259632c989
SHA1 80877a40551d99b89e0c96d9a54921ef3be45d24
SHA512 8bd0504f6e107d81bf0f562630d6671b7a1bb70b30c84034f7b9b77df2eaf359c13933e6b12537166e7c584860ef3ddf2a6f9f9d48f3ef609d0c338f7c5ba58d
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhr:E1oEFlt6vghzwYu7vih9GueIh9j2IoH
TLSH
T1C993C34B8E71CDDBE800143EA7EAA21C86D3FC541CDCF35A96DED84670C291C899E967
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/6104-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b867-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/6104-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5144-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4988-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4988	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4988	microsofthelp.exe
5144	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-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-01_68453144249f959858157f259632c989_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-01_68453144249f959858157f259632c989_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	2026-08-01_68453144249f959858157f259632c989_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 6104 wrote to memory of 4988	6104	2026-08-01_68453144249f959858157f259632c989_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-01_68453144249f959858157f259632c989_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_68453144249f959858157f259632c989_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:6104
- 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:4988

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5144

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 92KB
SHA256 f3b105dad8762eb49de76294caca6c9248ae51d026ef1065a13421b5352b3e91
MD5 3d1d3b8cc345493608b20d3fd10a4e43
SHA1 1a84ec519a37fd2c3910379c5ad874536e5fe736
SHA512 0f1f7a7f0fdf09f683165fa3bd74712fdda146474e4e3ed97248f54610d222422b578a95fb6c42a6ceeb71ce37eb04cd5c7569768f17c9de625f86309ce4819f
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrha:E1oEFlt6vghzwYu7vih9GueIh9j2IoHV
TLSH
T16A93C34B8E71CDDBE800143E97EAA21C86D3FC541CDCF35A96DED84670C291C899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4988-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5144-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/6104-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/6104-7-0x0000000000400000-0x000000000040E000-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