blihanstealer | a765db7057afd8791dc36c644b27c31518ecdacb9c90b7a3c4e8c56ff1f1bb06

Analysis

max time kernel
150s
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
17/08/2026, 04:41

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General

Target
2026-08-17_da7f92ac21cda24fc41d419cedb75060_elex_qilin_rhadamanthys.exe
Size 128KB
Sample260817-fbakbstvhy
SHA256 a765db7057afd8791dc36c644b27c31518ecdacb9c90b7a3c4e8c56ff1f1bb06
MD5 da7f92ac21cda24fc41d419cedb75060
SHA1 9bbfc32e8a254745943798aa3939c09d2de3c47a
SHA512 6432bad4a2ee4da4054e2450a209a1a072e309136e055f5c46dd429cf155ebca96d79229ac3a81f7958483d995898f7ebcf15a81264e71f41064628c7dd2b54c
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHu:een
TLSH
T176D3F84B5EA5CDDBC801003B5BFAB22C86E7BD441DECE35697EDC80635C2918C9AE647
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/5240-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b86d-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5240-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3432-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4944-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4944	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4944	microsofthelp.exe
3432	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-1-5-21-189034102-168398478-1159367937-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-17_da7f92ac21cda24fc41d419cedb75060_elex_qilin_rhadamanthys.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	2026-08-17_da7f92ac21cda24fc41d419cedb75060_elex_qilin_rhadamanthys.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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-17_da7f92ac21cda24fc41d419cedb75060_elex_qilin_rhadamanthys.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5240 wrote to memory of 4944	5240	2026-08-17_da7f92ac21cda24fc41d419cedb75060_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-17_da7f92ac21cda24fc41d419cedb75060_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-17_da7f92ac21cda24fc41d419cedb75060_elex_qilin_rhadamanthys.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5240
- 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:4944

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3432

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 129KB
SHA256 430b15e56437fa468e124afd790b140909eae63fcb16d364feda681f2bb04aab
MD5 890cf9eda8dbdf0c1554ffad39ef4fbc
SHA1 83b06904d96d2f3c36f1a9f82320237d693e3d2e
SHA512 a5cc3183666fb67076bd4cea19dd4352c312d9680c336dca77ac518a66ae0d032ae684f983f10f193e8454144573548d7c1bfa753164f3ab3e822a136a2ee659
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qH0:een
TLSH
T103D3F84B5EA5CDDBC801003B5BFAB22C86E7BD441DECE35697EDC80635C2918C9AE647
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3432-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4944-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/5240-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/5240-5-0x0000000000400000-0x000000000040F000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads