blihanstealer | 2ecab3398dec221c07dd6f87b37a7854cc70718ca91ac4eca11d7d3f6339fb7f

Analysis

max time kernel
149s
max time network
120s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/07/2026, 17:16

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General

Target
2026-07-09_69e8bad18451d18dee725994487372b3_elex_qilin.exe
Size 97KB
Sample260709-vtaelsfs4v
SHA256 2ecab3398dec221c07dd6f87b37a7854cc70718ca91ac4eca11d7d3f6339fb7f
MD5 69e8bad18451d18dee725994487372b3
SHA1 62bcb851ae166d7caa7dedca792ec6f4aca39708
SHA512 d94fd76029bf090dc1fa4837136d0a67a59baa8e826dc916b2b082a000aca38d914f1c92af925562db6ecf7fcf110834b715f7dcd34f00cfe9a38c9085700d48
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDh:Eo
TLSH
T122A3C24B4E61CEDBD804103B9BEAA21C86E3FC452DDCF35957EEC80674C2918C99E997
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/3480-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b816-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3480-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4944-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4736-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4736	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4736	microsofthelp.exe
4944	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-1-5-21-2626306573-1585762579-411806764-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-09_69e8bad18451d18dee725994487372b3_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-09_69e8bad18451d18dee725994487372b3_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	2026-07-09_69e8bad18451d18dee725994487372b3_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 3480 wrote to memory of 4736	3480	2026-07-09_69e8bad18451d18dee725994487372b3_elex_qilin.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-09_69e8bad18451d18dee725994487372b3_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-09_69e8bad18451d18dee725994487372b3_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:3480
- 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:4736

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4944

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 97KB
SHA256 ccef9c75098242f67b4c8e3572b1ce7e5c5ae90b249c3a320cbdb71f45280eb3
MD5 c0bebc03cb1a71cecb6134350279e10f
SHA1 08ebd847a377d8c917d909dd64aa76535b696e03
SHA512 0f28b7a478ffb6d4d1d29a6a2ba50ba5dbe4f182346525d8b5f6f85804e064a11967e2c4a5c31330fe1f767b1a418d39428296ce722c6d8ccbcce0037179ce34
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDn:Eo
TLSH
T185A3C24B4E65CEDBD804103B9BEAB21C86E3FC452DDCF35957EEC80660C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3480-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3480-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4736-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4944-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads