blihanstealer | 49d553474dd0606de639da934a0a00f196b79fb227136e295d7ca69719ef94a3

Analysis

max time kernel
150s
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
01/08/2026, 17:20

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General

Target
2026-08-01_29b6f1cd52236f2ccf4c29cd5c9c67b8_elex_qilin.exe
Size 96KB
Sample260801-vwer4ssbnd
SHA256 49d553474dd0606de639da934a0a00f196b79fb227136e295d7ca69719ef94a3
MD5 29b6f1cd52236f2ccf4c29cd5c9c67b8
SHA1 cec950232c63b84914f99ad7974594638c864dea
SHA512 b75d07dc51d00558332c99f2a3ce7333cdf7fa332f51ef0b5df1abbb5842707aa99d697a23e74221e89bb123c1d6502c7d426d93ecfb4a0e8bb789c953287a07
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhS:E6t
TLSH
T1D0A3C34B4F71CDDBE810143E97AAA21C86D3FC541CCCF35A96EED84670C291C899E9A7
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/4308-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4308-5-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00120000000118f0-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1588-8-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5076-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5076	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5076	microsofthelp.exe
1588	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-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-01_29b6f1cd52236f2ccf4c29cd5c9c67b8_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	2026-08-01_29b6f1cd52236f2ccf4c29cd5c9c67b8_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	2026-08-01_29b6f1cd52236f2ccf4c29cd5c9c67b8_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 4308 wrote to memory of 5076	4308	2026-08-01_29b6f1cd52236f2ccf4c29cd5c9c67b8_elex_qilin.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-01_29b6f1cd52236f2ccf4c29cd5c9c67b8_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_29b6f1cd52236f2ccf4c29cd5c9c67b8_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:4308
- 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:5076

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1588

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 96KB
SHA256 3f260430a8d28db3307a977d3fec5eacb44036f88c0483ab70bd057c645493cc
MD5 72bb900343020cba982dbef5345594a2
SHA1 7e3f926f0eb069e03c2a8d932c04b395254ccb42
SHA512 0ccc5d745c673c63b7dd9df177a1b73f39f6bb8cc9c37fde579f8a913e2248eea4f262bf16dfc49b12138142f23656b524f37a0375ab01c3c62a33e70a3d1e33
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhq:E6t
TLSH
T16BA3B44B4F71CDDBE810143E97AAA21C86D3FC541CCCF35A96EED84670C291C899E9A7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1588-8-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4308-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4308-5-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5076-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads