blihanstealer | a3d0f3bc545089ecea89b19fc91a2faf10b5513aa70d680bda8c1bca485fc74a

Analysis

max time kernel
150s
max time network
122s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/08/2026, 06:33

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-08-08_4fa408b8396a4c4e0a8260dbdfba42f2_elex_qilin.exe
Size 96KB
Sample260808-hbdcbssanb
SHA256 a3d0f3bc545089ecea89b19fc91a2faf10b5513aa70d680bda8c1bca485fc74a
MD5 4fa408b8396a4c4e0a8260dbdfba42f2
SHA1 b6a786f8f3500f8418b224beb3feed6f8b5b4789
SHA512 95043e03dbf1651ef7f64de268bb4021e7cc427304202eea49c77ca3b0e6111683fd83abe197a1530d56c4ded673fb75a06053d0b0b801c4589e1da11594889d
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhR:E6tk
TLSH
T126A3B34B4F71CDDBE800143E9BAAA21C86D3FC541CDCF35A96EED84670C291C899E967
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/2820-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b871-5.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2820-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5316-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4396-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4396	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4396	microsofthelp.exe
5316	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_4fa408b8396a4c4e0a8260dbdfba42f2_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-08_4fa408b8396a4c4e0a8260dbdfba42f2_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_4fa408b8396a4c4e0a8260dbdfba42f2_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 2820 wrote to memory of 4396	2820	2026-08-08_4fa408b8396a4c4e0a8260dbdfba42f2_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-08_4fa408b8396a4c4e0a8260dbdfba42f2_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_4fa408b8396a4c4e0a8260dbdfba42f2_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:2820
- 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:4396

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5316

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

Replay Monitor

Loading Replay Monitor...

Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 97KB
SHA256 76b9141643f9f11ff021864ab3854f1263c8e6a6192af24d9ca8981aa32acd36
MD5 0d1c55b692ca6ccffc052bfc4b8d1e8b
SHA1 a330241014e6a3a04395ede8585b46d0292da7f2
SHA512 7cbd8ddfceb98ea138ec5b4ec66da4ed78db3e4e2e1a01e2730886c50919fbcadf7e6bfeb13eb98a34ee4c6982c5a2787d77e24e78ae5826010cf6eacde87d64
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWh0:E6tk
TLSH
T16DA3B34B4F71CDDBE800143E9BAAA21C86D3FC541CDCF35A96EED84670C291C899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2820-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2820-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4396-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5316-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads