blihanstealer | a42c7798903dfcc52a619be6fac6700b53b4430a4bfe735c8761bf878e14f01e

Analysis

max time kernel
150s
max time network
140s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/08/2026, 22:25

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General

Target
2026-08-25_6ba7736e33010f2f5bdaf2c18890cd93_elex_qilin_rhadamanthys.exe
Size 81KB
Sample260826-2b2vgaff79
SHA256 a42c7798903dfcc52a619be6fac6700b53b4430a4bfe735c8761bf878e14f01e
MD5 6ba7736e33010f2f5bdaf2c18890cd93
SHA1 be009d98e64461389f4607e2470f6902bf52290f
SHA512 65888c8f5df8d1e1053528eda5a7f0a14eeaca52e42ab324a5e091446fde12853ddd4cfed24668b4f1be3eabd413b766710ec469bee520e2d2056a6ecfd487d0
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXG:E1oEFlt6vghzwYu7vih9GueIh9j2IoHs
TLSH
T1B2834B5B8EA2C8ABD800003B57FAA27C86EBFD411DE8F3968BDDCC1634D2914C95E557
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/4156-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0009000000011380-7.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4156-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/6092-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3080-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3080	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3080	microsofthelp.exe
6092	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-1-5-21-2246396966-3025826688-3847171515-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-25_6ba7736e33010f2f5bdaf2c18890cd93_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-25_6ba7736e33010f2f5bdaf2c18890cd93_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	2026-08-25_6ba7736e33010f2f5bdaf2c18890cd93_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 4156 wrote to memory of 3080	4156	2026-08-25_6ba7736e33010f2f5bdaf2c18890cd93_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-25_6ba7736e33010f2f5bdaf2c18890cd93_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-25_6ba7736e33010f2f5bdaf2c18890cd93_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:4156
- 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:3080

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:6092

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 82KB
SHA256 d51cffbdf03629d9f45a8aabd153e00affec04446f5a8c3c3fe5bf566272a66c
MD5 e19b1f9e98be5823f9e7e9198dd7e5cb
SHA1 8a8dbf1610e993f63e83654d3a24cea44dc9478f
SHA512 1848dc6dbc839bc5aaf910d45e718fb40561fc236c92518c3faa7512b8b47d1dc76e534eff97719382e57afa7c2284344b2d70644f80207dc87a5e8a38d37778
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUX8:E1oEFlt6vghzwYu7vih9GueIh9j2IoHu
TLSH
T1C3834B5B8EA2CCABD800003B57FAA27C86EBBD411DE8B3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3080-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4156-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4156-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/6092-9-0x0000000000400000-0x000000000040E000-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