blihanstealer | 24a3ca745cb96053163d34a00fe87f90489bf24be038dda92953faa4cd70080c

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
31/07/2026, 11:23

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General

Target
2026-07-31_9cce70c34c9cb855b42c445d91327d52_elex_qilin.exe
Size 92KB
Sample260731-nhk9eahd89
SHA256 24a3ca745cb96053163d34a00fe87f90489bf24be038dda92953faa4cd70080c
MD5 9cce70c34c9cb855b42c445d91327d52
SHA1 62990833fd8ac9188470aa94a9638d4e1dfcbe5e
SHA512 4e4f42261046951c283fb6abeed96244dfaf470f86de1625f6077300dafb383df2516fa8630290f44d131166244d9da4fa628c5c7f9062858415787c5db2d2c3
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhC:E1oEFlt6vghzwYu7vih9GueIh9j2IoHZ
TLSH
T14393C34B8E71CDDBE810143E97EAA21C86D3FC441CCCF35A96EED84670C291C899E967
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
behavioral1/memory/4252-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x0016000000024314-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/4252-5-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/404-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/3248-8-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3248	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3248	microsofthelp.exe
404	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-1-5-21-204488895-2999877624-296153668-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-31_9cce70c34c9cb855b42c445d91327d52_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-31_9cce70c34c9cb855b42c445d91327d52_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	2026-07-31_9cce70c34c9cb855b42c445d91327d52_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 4252 wrote to memory of 3248	4252	2026-07-31_9cce70c34c9cb855b42c445d91327d52_elex_qilin.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-07-31_9cce70c34c9cb855b42c445d91327d52_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_9cce70c34c9cb855b42c445d91327d52_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:4252
- 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:3248

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:404

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 a6ebf36c94fdc3ccd3a0b2dfe3420349f89f69663be2a9ed0cb9839ab7ec0a43
MD5 802894a4ec389f723c1624604445efe3
SHA1 ba1cf060c94f6cccc6966a8e4b21ac04bef94458
SHA512 35dd4c1536dc7e6d109537c89df7e42f7a856d45e76c6ba480bba19e0646f7133ae5d98c10358351747c5f7d9988746a5c8a95b5ebba442812edc36a906b5dbe
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh4:E1oEFlt6vghzwYu7vih9GueIh9j2IoH/
TLSH
T18C93C34B8E71CDDBE810143E97EAA21C86D3FC441CDCF35A96DED84670C291C899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/404-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3248-8-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4252-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4252-5-0x0000000000400000-0x000000000040E000-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