blihanstealer | c041dae23d1addf09b8b439c4d5bc654360a09788ef61ebda0f9fe75b859f187

Analysis

max time kernel
149s
max time network
133s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 08:52

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General

Target
2026-08-02_3b0e2fb84cb459c70e565da0d4376d53_elex_qilin.exe
Size 96KB
Sample260802-ks31esfp91
SHA256 c041dae23d1addf09b8b439c4d5bc654360a09788ef61ebda0f9fe75b859f187
MD5 3b0e2fb84cb459c70e565da0d4376d53
SHA1 f1080e79350f4aecfb6de07efa73fa9b32d91d99
SHA512 8aae1dd692feb6bbd1a506dc0102cd9a96049b3d9f77b961004ca02050f45af04d43d1c95a595c966ba5f307cd1c247b4ce3249b6695971bd4806ef134eae359
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhN:E6t
TLSH
T1C0A3B34B4E71CDDBE810143E97EAA21C86D3FC541CCCF35A96EED84670C2918889E9A7
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/4712-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a00000001b315-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4712-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1252-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3848-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3848	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3848	microsofthelp.exe
1252	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-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-02_3b0e2fb84cb459c70e565da0d4376d53_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-02_3b0e2fb84cb459c70e565da0d4376d53_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	2026-08-02_3b0e2fb84cb459c70e565da0d4376d53_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 4712 wrote to memory of 3848	4712	2026-08-02_3b0e2fb84cb459c70e565da0d4376d53_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-02_3b0e2fb84cb459c70e565da0d4376d53_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_3b0e2fb84cb459c70e565da0d4376d53_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:4712
- 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:3848

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1252

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 96KB
SHA256 acebb5312a31112a85b73448a587b58bf72c235fa6c1ceceb608ece2af527d30
MD5 0338e701dc2182fdb9051307e33680f3
SHA1 2020cdcf2cd016b5f9f180d2bbd949f2a7e79cae
SHA512 caf2e89ef898264993c469fdf7b1108774e5194712876ddde6e914afb6b7a5001346682e33262eda524e69d660062386c2ba12813144f20d5a93eb94a2407ba8
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWht:E6t
TLSH
T170A3B34B4E71CDDBE810143E97EAA25C86D3FC541CCCF35A96EED84670C2918889E9A7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1252-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3848-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4712-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4712-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads