blihanstealer | afd9d9b1c96761157cd122f52cdcb343c6771fb5d0ec7c22382b7bf698dd3d3c

Analysis

max time kernel
149s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 10:39

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General

Target
2026-08-03_9a67ce8e8ae697685585d5c6881e4f88_elex_qilin.exe
Size 99KB
Sample260804-mp6cgstway
SHA256 afd9d9b1c96761157cd122f52cdcb343c6771fb5d0ec7c22382b7bf698dd3d3c
MD5 9a67ce8e8ae697685585d5c6881e4f88
SHA1 7f3e4370033a9b61a1cd36667261cf4a0d2de4b8
SHA512 962862bf4b85dd613e19b730976ff672ad53a6db967cde3f7b05a1b28ad11979a6aabe8146b97d5adff8f9b46a8e976bca4c5c32b8bbbae88ae4a764b4d9753f
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDX:Eo
TLSH
T113A3B24B4E65CEDFD804103A9BEAA21C86E3FC452DDCF35957EEC80660C2918C99E997
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/5416-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000b000000011377-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5416-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5672-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5144-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5144	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5144	microsofthelp.exe
5672	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-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-03_9a67ce8e8ae697685585d5c6881e4f88_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-03_9a67ce8e8ae697685585d5c6881e4f88_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	2026-08-03_9a67ce8e8ae697685585d5c6881e4f88_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 5416 wrote to memory of 5144	5416	2026-08-03_9a67ce8e8ae697685585d5c6881e4f88_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-03_9a67ce8e8ae697685585d5c6881e4f88_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_9a67ce8e8ae697685585d5c6881e4f88_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:5416
- 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:5144

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5672

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 99KB
SHA256 56080e62913a1dbf4e54fe496d33468e889ff26829a1aed810bd34f33f1c1572
MD5 9f928278a4cf833bba0fb2751a47cda9
SHA1 26ab16c9210acd6087ad86157ff3f2cc265ac624
SHA512 d5fab34ce64deb613f9e11b04fcca26ad8e5cc1312bfefa5edb54b2ad1003475577cb885dbf261c7b9fc7d6e90cdc4e5d8d79fb24702d174601b163cd1868b7a
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDx:Eo
TLSH
T1F5A3B24B4E65CEDFD804103B9BEAA21C86E3FC452DDCF35957EEC80660C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5144-11-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5416-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5416-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5672-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads