blihanstealer | 0b77b66bd4547db47fdc5519db33f8abdd4d1561c3336ad50fe817a518ade3a2

Analysis

max time kernel
150s
max time network
124s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/07/2026, 22:51

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General

Target
2026-07-02_50acad48e281f0bf684d26685edac3ac_elex_qilin.exe
Size 97KB
Sample260702-2ssccscy6m
SHA256 0b77b66bd4547db47fdc5519db33f8abdd4d1561c3336ad50fe817a518ade3a2
MD5 50acad48e281f0bf684d26685edac3ac
SHA1 71b3871eae362be5045ff568126dfc586e8ecdd5
SHA512 cf7354054657066163cdde29182b5cfb11a62e4ced695007c17922888d22421b0a4a003a608a698e3d2d80bcb538edfd3fffb07e60612d4fab5dc34095b24f4b
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDf:Eo
TLSH
T1F3A3C24B4EA5CEDBD804103B9BEAA21C86E3FC451DDCF35957EEC80670C2918C99E997
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/4296-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00160000000115ba-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4296-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3748-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4000-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4000	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4000	microsofthelp.exe
3748	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-1-5-21-1086369643-1618123105-2567081378-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-02_50acad48e281f0bf684d26685edac3ac_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-02_50acad48e281f0bf684d26685edac3ac_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	2026-07-02_50acad48e281f0bf684d26685edac3ac_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 4296 wrote to memory of 4000	4296	2026-07-02_50acad48e281f0bf684d26685edac3ac_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-02_50acad48e281f0bf684d26685edac3ac_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-02_50acad48e281f0bf684d26685edac3ac_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:4296
- 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:4000

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3748

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 ebf2a1642f406341c9e3bf543c45b6dc91ba5b993bb1eab5c4a1e8fe575140cc
MD5 bcf51b50d23d4cbf90eb1e815cd89171
SHA1 cf54340c2fa2ade872761b6b8cbebd164a3fa637
SHA512 19e2a7e0a3b78015d2197ec37ab198dfd0600495a5241df9ffe044b5c4baccf711cb6318491659afbedcee1eb07a5176aa8c5a657bec901f725e165aa3854fd1
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDP:Eo
TLSH
T129A3C24B4EA5CEDBD804103B9BEAB21C86E3FC451DDCF35957EEC80660C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3748-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4000-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4296-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4296-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads