blihanstealer | 072b72350fb107e3572b714ce2900076ff1daece077f7f991e2ed4e7754bc9fa

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 02:17

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General

Target
2026-08-14_a8029940551d7038da3b590ac6f34dd2_elex_qilin_rhadamanthys.exe
Size 138KB
Sample260815-cqtpzaxyft
SHA256 072b72350fb107e3572b714ce2900076ff1daece077f7f991e2ed4e7754bc9fa
MD5 a8029940551d7038da3b590ac6f34dd2
SHA1 fb1feb7122b8c564cd6074da0cf4a11189153c2b
SHA512 f070405d89b0c7addff39410f98d02366649f7238cbcbf7ba660d71b8eb4f9fd4dee57c44c1f05cfe50fb32409319dc3b9fc2b632f252abf4d1380a10ee74700
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKn:W9nu
TLSH
T127D3C50B5EA1CCEBD810043A57FAB22C86E7BC441DDCE35687DECC4635D2918C9AEA57
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/4432-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x001b0000000187a6-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4432-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3080-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4840-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4840	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4840	microsofthelp.exe
3080	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-1-5-21-1079202589-886135813-2527035092-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-14_a8029940551d7038da3b590ac6f34dd2_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	2026-08-14_a8029940551d7038da3b590ac6f34dd2_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	2026-08-14_a8029940551d7038da3b590ac6f34dd2_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 4432 wrote to memory of 4840	4432	2026-08-14_a8029940551d7038da3b590ac6f34dd2_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-14_a8029940551d7038da3b590ac6f34dd2_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-14_a8029940551d7038da3b590ac6f34dd2_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:4432
- 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:4840

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3080

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 139KB
SHA256 2b03d99177e4dec5f3e87b3b38b2961a56d2c5c4df4ff93027a66a652c5333f6
MD5 f4ab52d9e710ce82781286bcaf3e6e98
SHA1 acf3a44d3e1da612ced3ed5e94f2e0423ab29049
SHA512 abefa9a466121853f1c49752cd28f76a7ddd80f22ac9276d706aa5d75b9d5b124ce3b4d98ba388665ca6f30188c1f327a65926b3a8ac043a7ac2cbb8b9cf379b
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hK3:W9nu
TLSH
T1CCD3C50B5EA1CCEBD810043A57FAB22C86E7BC441DDCE35687DECC4635D2918C9AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3080-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4432-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4432-6-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4840-9-0x0000000000400000-0x000000000040F000-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