blihanstealer | 1f0b16df2a59d92fb1c682b68219f7c663101570ddfc51fd6b5dacaf35de52e7

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
28/06/2026, 22:32

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General

Target
2026-06-28_56d729e7040bac374c97d9050f688c52_elex_qilin.exe
Size 97KB
Sample260628-2f4vmafv9w
SHA256 1f0b16df2a59d92fb1c682b68219f7c663101570ddfc51fd6b5dacaf35de52e7
MD5 56d729e7040bac374c97d9050f688c52
SHA1 a7c79a7371b1ea606801e29aa38209f34d85798e
SHA512 5f5b20b214cd71f276d9d1d8525014ff56d3570bb5b78ec79f3359e2683f3ae6ae59ff86d6d95e2de6f4211cb7dbfb0b0cf7d05ea1e8bb34214763ae6bb7078a
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDk:Eo
TLSH
T143A3B24B4E61CEDBD804103A9BEAB21C86D3FC452DDCF35957EEC80674C2918C99E997
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
behavioral1/memory/732-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x0032000000023aa5-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/732-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/668-8-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/5816-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5816	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5816	microsofthelp.exe
668	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-1-5-21-3053180483-1881419501-3594244048-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-06-28_56d729e7040bac374c97d9050f688c52_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	2026-06-28_56d729e7040bac374c97d9050f688c52_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	2026-06-28_56d729e7040bac374c97d9050f688c52_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 732 wrote to memory of 5816	732	2026-06-28_56d729e7040bac374c97d9050f688c52_elex_qilin.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-06-28_56d729e7040bac374c97d9050f688c52_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-28_56d729e7040bac374c97d9050f688c52_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:732
- 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:5816

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:668

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 98KB
SHA256 ba9f1e61a1e06c786fb9e00c4ed62df7d05575f9d1d4255c4a8f816dddb5db3c
MD5 7754fa477b7c7b0c85705f4e363d8edd
SHA1 8d419bd8204e00bd7417ff721f29586ba417b415
SHA512 e769e36a503b7ccb61487a853c9018a9ef626cf2d9aaae5da09b585f8fdc4221a3b98d5649f8ee9cfe44eed96a0bcedd5b5b6e881932ce4bf2db72541397c460
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhD4:Eo
TLSH
T10DA3B24B4E61CEDBD804103A9BEAA21C86E3FC452DDCF35957EEC80674C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/668-8-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/732-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/732-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5816-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads