blihanstealer | e1dd98703b550a80d6529f92aea2436d8beb22edb77390280a5edd87bf4bdae3

Analysis

max time kernel
149s
max time network
134s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 00:07

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General

Target
2026-08-08_b1b447a16f74293157696e63950e4256_elex_qilin.exe
Size 93KB
Sample260809-aerecswhjd
SHA256 e1dd98703b550a80d6529f92aea2436d8beb22edb77390280a5edd87bf4bdae3
MD5 b1b447a16f74293157696e63950e4256
SHA1 3fee14312c1077f68d4f4925b23ab8ecfc1a0e5f
SHA512 c26ff0576986452cbcd76e932a03e7cb2e83822ffc32c5a24210b7dea85016df645af964482bad68a4dff27358239fd31b03fedca93e2f80c38b5f8f07358fda
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhK:E1oEFlt6vghzwYu7vih9GueIh9j2IoHd
TLSH
T16C93B34B4E71CDDBE810143E97AAA21C86D3FC441CDCF35A96EED84670C291CC99E967
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/3316-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000011390-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3316-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5212-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2040-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2040	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2040	microsofthelp.exe
5212	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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-08_b1b447a16f74293157696e63950e4256_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-08_b1b447a16f74293157696e63950e4256_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	2026-08-08_b1b447a16f74293157696e63950e4256_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 3316 wrote to memory of 2040	3316	2026-08-08_b1b447a16f74293157696e63950e4256_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-08_b1b447a16f74293157696e63950e4256_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_b1b447a16f74293157696e63950e4256_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:3316
- 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:2040

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5212

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 94KB
SHA256 4c2a5038125d45fd8c1376db068c3879ee64b2555759c6f1abbc15c62728c7b4
MD5 dacdd107576b375f817472b86a2e1ba5
SHA1 63b029a32600f5b38f900334a43a0d68f4840c6d
SHA512 50d3ac868d4149e22ff12fdc32aa78d3a8ff5f9ffedaaf5564b8e140754bbb9195f1219ab81f7c4247640a57e106c4f9e6bbff3348c6b1fd126bc2240485d448
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhc:E1oEFlt6vghzwYu7vih9GueIh9j2IoHP
TLSH
T1AF93B34B4E71CDDBE810143E97EAA21C86D3FC441CDCF35A96DED84670C2918C99EA67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2040-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3316-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3316-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5212-9-0x0000000000400000-0x000000000040E000-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