blihanstealer | fd541a275310b305f6ea972d4a1a0cb20f36f7ff32cee1d3c368c850b315600d

Analysis

max time kernel
149s
max time network
114s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/07/2026, 02:39

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General

Target
2026-07-20_b764ea3aed49239b1f522b858f6de55d_elex_qilin_rhadamanthys.exe
Size 124KB
Sample260720-c499wacy4p
SHA256 fd541a275310b305f6ea972d4a1a0cb20f36f7ff32cee1d3c368c850b315600d
MD5 b764ea3aed49239b1f522b858f6de55d
SHA1 e4916b5411cf400317d9d4043e5bb88b09f54043
SHA512 77beab918efa395fcfdab1b64cf0b36e7f8b307a75c366ee8a88e367e21ca04551d30a649b8326a2fb8d8d42f5f85d0aaf7f2c14714899ddbd15962a830cee16
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHy:eenk
TLSH
T1DAC3E70B5EA5C9DBC801003B5BFAB23D86EBBD441DECE35697EDC80635C2918C89E647
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/2580-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000011390-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2580-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4568-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3824-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3824	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3824	microsofthelp.exe
4568	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"	2026-07-20_b764ea3aed49239b1f522b858f6de55d_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-20_b764ea3aed49239b1f522b858f6de55d_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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-20_b764ea3aed49239b1f522b858f6de55d_elex_qilin_rhadamanthys.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 3824	2580	2026-07-20_b764ea3aed49239b1f522b858f6de55d_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-20_b764ea3aed49239b1f522b858f6de55d_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-20_b764ea3aed49239b1f522b858f6de55d_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:2580
- 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:3824

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4568

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 124KB
SHA256 ad31bac96d87af16d2203f9abb20db8f7a0ab8d5884e3b6aa2e0862bc34836f6
MD5 5d8ac8bb03f366e8ab70a12eace644ef
SHA1 3a06455ae1d8087d105f38a82c995a36f6f9490b
SHA512 949826edf61ab01b9ad33f0ba12d472a7f45858796173c9618fbd08567872b21f423c3586ec5ef93a2a6789d4bf91855d12fc75d99ed746313542b983b69192a
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHY:eenk
TLSH
T182C3E70B5EA5C9DBC801003B5BFAB23D86EBBD441DECE35697EDC80635D2918C89E647
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2580-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/2580-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3824-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4568-8-0x0000000000400000-0x000000000040F000-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