blihanstealer | 07f3e04de784e93a7ed4ed4f8fb7440079689b42e4bc1289036d512f01277906

Analysis

max time kernel
150s
max time network
122s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/06/2026, 14:16

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General

Target
2026-06-26_897b81bb256e22c239af4f1decb5b7d0_elex_qilin.exe
Size 97KB
Sample260629-rlg8psfv2y
SHA256 07f3e04de784e93a7ed4ed4f8fb7440079689b42e4bc1289036d512f01277906
MD5 897b81bb256e22c239af4f1decb5b7d0
SHA1 834aef722e7e3f0db91dacb08c109c20b5c0ef26
SHA512 9e67811486015505a466bc1ef590124e864a6cb3a26ce6c47d546233371867f0c98ada969d51c0cfa0aac9fbb72f3903c60e0ee796fb8d766a5eb691e1473f69
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhD6:Eo
TLSH
T14FA3B24B4E61CEDBD804103A9BEAB21C86E3FC452DDCF35957EEC80674C2918C99E997
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/408-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00170000000115bf-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/408-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3240-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2648-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2648	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2648	microsofthelp.exe
3240	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-1-5-21-1797646245-3139070211-3019596475-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-06-26_897b81bb256e22c239af4f1decb5b7d0_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-06-26_897b81bb256e22c239af4f1decb5b7d0_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	2026-06-26_897b81bb256e22c239af4f1decb5b7d0_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 408 wrote to memory of 2648	408	2026-06-26_897b81bb256e22c239af4f1decb5b7d0_elex_qilin.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-06-26_897b81bb256e22c239af4f1decb5b7d0_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-26_897b81bb256e22c239af4f1decb5b7d0_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:408
- 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:2648

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3240

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 3520ccd91afc6855c96900181b45e8f77692097a6cc219f174a980dfa840d941
MD5 712b59cccc8edddea7c97d45eb3e36b9
SHA1 2e1a2a62d14c8c480c745a682926f921508c4ef1
SHA512 dd8241dd831075d1d50fae7b2c3072214c5e24a645063638141f3637c64d751af87568a872048882c42fe664a8318a485ed8056e860cb3c9ea441a13f4735002
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDV:Eo
TLSH
T105A3B24B4E61CEDBD804103B9BEAA21C86E3FC452DDCF35957EEC80674C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/408-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/408-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2648-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3240-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads