blihanstealer | 45f90bc51513e4790c98290ff2102ae9f992ff8a6693f7fc9eec309b4bd9dd2f

Analysis

max time kernel
149s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/08/2026, 11:09

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General

Target
2026-08-12_2cd97970ccd771367479b4a3bb77d2bd_elex_qilin.exe
Size 97KB
Sample260812-m9e12avglc
SHA256 45f90bc51513e4790c98290ff2102ae9f992ff8a6693f7fc9eec309b4bd9dd2f
MD5 2cd97970ccd771367479b4a3bb77d2bd
SHA1 6dd712a44a20d1d313ecbd77755d8b1939dfba51
SHA512 9d63befa9b44d969a799a39b2aed619d1f67ed9e0586c0eae4a018eb1abe73fe601b9506ce75244c12adc0c81f55169fe85302d04df137b3a8216ab291818169
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhv:E6t
TLSH
T157A3B34B4E71CDDBE800143E9BEAA21C86D3FC541CDCF35A96DED84670C2918889E9A7
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/1308-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000c000000019cc9-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1308-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1156-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5664-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5664	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5664	microsofthelp.exe
1156	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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-12_2cd97970ccd771367479b4a3bb77d2bd_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	2026-08-12_2cd97970ccd771367479b4a3bb77d2bd_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	2026-08-12_2cd97970ccd771367479b4a3bb77d2bd_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 1308 wrote to memory of 5664	1308	2026-08-12_2cd97970ccd771367479b4a3bb77d2bd_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-12_2cd97970ccd771367479b4a3bb77d2bd_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-12_2cd97970ccd771367479b4a3bb77d2bd_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:1308
- 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:5664

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1156

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 df7ebcc45254dd7fe80cae04a89591767a12631de969028fab9220582b15de8a
MD5 d16e16da5cb33ea534e12952ce464948
SHA1 b2df8486921f6483af5890fd076ef236f8af0ffb
SHA512 c934c2fe327a906cbf3be553278f7d35da05e73046c97ccc4a9dd7960c40c321f5cc62515cb68bac271a42a307bd67085707ff23660e1a19fdb8a1cde226c233
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhk:E6t
TLSH
T1BEA3B34B4E71CDDBE800143E9BEAA21C86D3FC541CDCF35A96DED84670C2918C89E9A7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1156-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/1308-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/1308-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5664-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads