blihanstealer | 3915fef033b8fd7fab24fd99ad7b1b606bb9459eb1e0a54d2804689b37f2bb3f

Analysis

max time kernel
150s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/07/2026, 07:31

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General

Target
2026-07-31_4e9ced33e1320bfaf4cd502470f52d13_elex_qilin_rhadamanthys.exe
Size 124KB
Sample260731-jchtwaxdmd
SHA256 3915fef033b8fd7fab24fd99ad7b1b606bb9459eb1e0a54d2804689b37f2bb3f
MD5 4e9ced33e1320bfaf4cd502470f52d13
SHA1 2d5a917f83b98d46e5ad8156fd1ac5d6e5d9d95d
SHA512 eacfda49298c372aee5793555fd6cd6c7178c6b41196b09ccdc0b8101d43bc75c3e4c32def3a6c03df63eb5ef87dc840e1dfbded7d7a4e532561f3f99216de08
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHU:W9n0
TLSH
T197C3E70B5EA5C9DBC801003A5BFAB23D86EBBD441DECE35697DECC0635C2918C89E647
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/2808-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0006000000006977-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2808-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1124-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/892-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
892	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
892	microsofthelp.exe
1124	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"	2026-07-31_4e9ced33e1320bfaf4cd502470f52d13_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-31_4e9ced33e1320bfaf4cd502470f52d13_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	2026-07-31_4e9ced33e1320bfaf4cd502470f52d13_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 2808 wrote to memory of 892	2808	2026-07-31_4e9ced33e1320bfaf4cd502470f52d13_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-07-31_4e9ced33e1320bfaf4cd502470f52d13_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_4e9ced33e1320bfaf4cd502470f52d13_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:2808
- 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:892

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1124

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 f139a60be1c64d1316a0c18fb2b281ece6e1336c939a6f3fc18ec92bf45e29fb
MD5 6918544aaefdf9710c63bb8e2e9f064e
SHA1 d60f1cd3ff9cf23a96d94c3b475dbf9936639df8
SHA512 bc71b3f7a190ea6265bef5031d5ceeaaf9b47a1197119bc21d2ce0777d4aa41dd766d1e2e53d4e1b09043e6e06ceab2eb5e4f36f88f843dca1814cb21c5c91fd
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHm:W9n0
TLSH
T1A5C3E70B5EA5C9DBC801003A5BFAB23D86EBBD441DECE35697DECC0635D2918C89E647
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/892-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/1124-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/2808-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/2808-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads