blihanstealer | 96845a7533755e46700efc250968be34fda0fe13bbf6612fcfe38de12b1c32e9

Analysis

max time kernel
150s
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, 17:40

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General

Target
2026-08-18_71dfa0f1f6542a0b20404cf40834092b_elex_qilin.exe
Size 84KB
Sample260818-v84a8seq2s
SHA256 96845a7533755e46700efc250968be34fda0fe13bbf6612fcfe38de12b1c32e9
MD5 71dfa0f1f6542a0b20404cf40834092b
SHA1 6eb4a52569dd992273777c11596f938284df40ea
SHA512 0c8f4d8dd240292520eba488cc86fbb1aeb95c77092bf57a1760d618946965fc4ffa056e8b61afd4dcc56d6fa455b022a91827cad528b7100eb7788d26434865
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhP:E1oEFlt6vghzwYu7vih9GueIh9j2IoHE
TLSH
T1FA83D44B4F71CDDBE804143EA7AAA21C86D3FC5418CCF35A97DED84374C2918899E967
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/800-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/800-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b83c-7.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1284-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4604-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4604	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4604	microsofthelp.exe
1284	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-1-5-21-1079202589-886135813-2527035092-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-18_71dfa0f1f6542a0b20404cf40834092b_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-18_71dfa0f1f6542a0b20404cf40834092b_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	2026-08-18_71dfa0f1f6542a0b20404cf40834092b_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 800 wrote to memory of 4604	800	2026-08-18_71dfa0f1f6542a0b20404cf40834092b_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-18_71dfa0f1f6542a0b20404cf40834092b_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-18_71dfa0f1f6542a0b20404cf40834092b_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:800
- 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:4604

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1284

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 84KB
SHA256 aef500cfe3aa341476bd25891d6600ea56bd1af305213ae887aa4c3c0b049a96
MD5 d73aaf49cfa39e35a83bb9979115bafc
SHA1 b3e191e1cc6c05f812e96c80fa1b64fa135ddd2f
SHA512 ebe7a7e1ab02a0cdd222893a8aac5150bdf1cf22eab2d1fde68fde2e77818fe277b839a8aae0ecd962abcc0357e8a35fdbb819357073526fd93c39c9ea240da3
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhu:E1oEFlt6vghzwYu7vih9GueIh9j2IoHV
TLSH
T19583D54B4FB1CDDBE804143EA7EAA21C86D3FC5418CCF35A97DED84274C2918899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/800-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/800-6-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1284-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4604-10-0x0000000000400000-0x000000000040E000-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