blihanstealer | f1beab9541f69236d1e0cf21826aa65413431eebffdb79fdc16bcccb7c2d737c

Analysis

max time kernel
149s
max time network
117s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/08/2026, 05:53

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General

Target
2026-08-05_7bb8407e9329a684856dc682e3f288f3_elex_qilin.exe
Size 96KB
Sample260805-glrf9sed49
SHA256 f1beab9541f69236d1e0cf21826aa65413431eebffdb79fdc16bcccb7c2d737c
MD5 7bb8407e9329a684856dc682e3f288f3
SHA1 a8edeca26ed270987773cde898bc932ccbac85be
SHA512 d99691b6308967296c4e8ea377bff65c1ce6ef36852f6c6bf4fce9e6c0d5c8bd5e4cf34490b026739b5550bca49287348b14d7b1fa742ced43305741d29fda1c
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWh8:E6t
TLSH
T1ADA3B44B8E71CDDBE810143E97EAA21C86D3FC541CDCF35A96DED84670C291C889E9A7
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/120-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/120-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00160000000118ee-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4612-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5512-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5512	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5512	microsofthelp.exe
4612	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-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-05_7bb8407e9329a684856dc682e3f288f3_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-05_7bb8407e9329a684856dc682e3f288f3_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	2026-08-05_7bb8407e9329a684856dc682e3f288f3_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 120 wrote to memory of 5512	120	2026-08-05_7bb8407e9329a684856dc682e3f288f3_elex_qilin.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-05_7bb8407e9329a684856dc682e3f288f3_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-05_7bb8407e9329a684856dc682e3f288f3_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:120
- 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:5512

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4612

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 be11f8d27b447ab7ce985501495baafdb0d8e17861f9408a59737045fbff71aa
MD5 88783d9ce662594709b6021e4e6fb324
SHA1 17348b3d138b5cb56c022595be94cfe0e9ef6a8e
SHA512 8d729a9aaf6e4dd0cd2794d24602cfcb6fda0eacfa7851f38e2c8e7904a5f75ea03077070c2f45788cf5fd1f1a0db1d4b58e5e7c1cf45c59355762c1930109dc
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhI:E6t
TLSH
T101A3B44B8E71CDDBE810143E97EAA21C86D3FC541CDCF35A96DED84670C291C889E9A7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/120-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/120-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4612-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5512-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads