blihanstealer | f295dcf32f74dce48a97245b087e4269422f5c963a9ed5c560dc53637f9fdb3e

Analysis

max time kernel
149s
max time network
115s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/08/2026, 23:58

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General

Target
2026-08-18_301d578886ce8dc0855c25dda313a766_elex_qilin.exe
Size 85KB
Sample260818-31ftzashpc
SHA256 f295dcf32f74dce48a97245b087e4269422f5c963a9ed5c560dc53637f9fdb3e
MD5 301d578886ce8dc0855c25dda313a766
SHA1 97c5bb0cbbc49f653666cb229d790935e3f97e16
SHA512 a19ac09fa21b1d69d23d9dc33620283a2906d4f726f918fb1beb86acdf6a2ac94300012160e36cd6aed43834763bdd2e9346ea48286495d86ca9cdc3df83f848
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1:E1oEFlt6vghzwYu7vih9GueIh9j2IoHK
TLSH
T14883D44B4F71CDDBE810143EA7EAA21C86D3FC5418CCF39A97DED84274C2918899E967
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/2808-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b871-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2808-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/936-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5612-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5612	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5612	microsofthelp.exe
936	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"	2026-08-18_301d578886ce8dc0855c25dda313a766_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	2026-08-18_301d578886ce8dc0855c25dda313a766_elex_qilin.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	2026-08-18_301d578886ce8dc0855c25dda313a766_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 2808 wrote to memory of 5612	2808	2026-08-18_301d578886ce8dc0855c25dda313a766_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-18_301d578886ce8dc0855c25dda313a766_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-18_301d578886ce8dc0855c25dda313a766_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:2808
- 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:5612

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:936

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 86KB
SHA256 1f6c1200688177d4aad84478f750bbadb5a9f804db77a6148ea01b99db12f70c
MD5 cb10872b196411ac72eae5ce17eed165
SHA1 adcb7aa123b93744172df65b3f721a342734965d
SHA512 6ecad6f0f7ecc341ee59685a6142a076d0f5dbbbc76014240929e95f85f5b3b53be081a44b83a2ca2b1221e075ed745c7af2cc18a8970691a6909eeca9d85d1e
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhX:E1oEFlt6vghzwYu7vih9GueIh9j2IoH4
TLSH
T1EF83D44B4FB1CDDBE800143EA7EAA21C86D3FC5418CCE35A97DED84274C2918899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/936-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2808-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2808-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5612-11-0x0000000000400000-0x000000000040E000-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