blihanstealer | 7b327de1ae67bb62db6f6591758579c5c0ff603ed8864515dad2a22bef8a7061

Analysis

max time kernel
150s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 15:52

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General

Target
2026-08-04_4b90f96ffe16a4fed17344892e8a8ad0_elex_qilin_rhadamanthys.exe
Size 123KB
Sample260804-ta3rdatfpe
SHA256 7b327de1ae67bb62db6f6591758579c5c0ff603ed8864515dad2a22bef8a7061
MD5 4b90f96ffe16a4fed17344892e8a8ad0
SHA1 1c0504569515f76bb7057db286db6192e6fd29de
SHA512 4e4651f6569934d2be90b8c729d9bd246d14f16455493a06a8afcb1805623f910e8ae6b35e3864c96a12ee5066b695e5e0ec06b4d4a60cd4ef315ffbe4db4d47
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKI:eene
TLSH
T1B9C3F70B6EA1CCDBD410043A57FAA22D86EBBC440DECE35697DDCC4634D2918C8AEA57
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/5320-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000900000001b144-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5320-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4788-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2196-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2196	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2196	microsofthelp.exe
4788	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-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-04_4b90f96ffe16a4fed17344892e8a8ad0_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-04_4b90f96ffe16a4fed17344892e8a8ad0_elex_qilin_rhadamanthys.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	2026-08-04_4b90f96ffe16a4fed17344892e8a8ad0_elex_qilin_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5320 wrote to memory of 2196	5320	2026-08-04_4b90f96ffe16a4fed17344892e8a8ad0_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-04_4b90f96ffe16a4fed17344892e8a8ad0_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_4b90f96ffe16a4fed17344892e8a8ad0_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:5320
- 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:2196

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4788

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 123KB
SHA256 a4d5637679a1032a01cb997de88abdc3533a9731a860d90898a0c0da644ab72b
MD5 13bbda46fc6fad8b4ac18b6d87b9c05b
SHA1 f908ff12f11756a52e960b4f44cc27b0e4f43318
SHA512 9e3a9bc6267a324949254c33b2a262959c4f0de843a57f378a927d064c062b914d0f9d0b559cddc4c827cec6bd726c49950a05cd90ab71d0856b0ed949110c53
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hK6:eene
TLSH
T187C3F70B6EA1CCDBD411043A57FAA22D86EBBC440DECE35697DDCC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2196-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4788-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/5320-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/5320-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads