blihanstealer | 0ecfecbfef2b57c8aef396a2b91b2fc38650ad4a635c3d57b3520ce85ec975da

Analysis

max time kernel
149s
max time network
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
04/08/2026, 09:48

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General

Target
2026-08-03_c6e54b6f6217edd940c34bfdfa4cd1a0_elex_qilin_rhadamanthys.exe
Size 80KB
Sample260804-ls4gmaxbla
SHA256 0ecfecbfef2b57c8aef396a2b91b2fc38650ad4a635c3d57b3520ce85ec975da
MD5 c6e54b6f6217edd940c34bfdfa4cd1a0
SHA1 992767732522a41c70f47514fcf9a98e806772fb
SHA512 643779aebeb1754ab1f2ca36d7901c9d697d46f3c8b4602fef1a7d0df33d3554b583aa33308fc966ed0dd2372ec82f6d366eb8894f257a4ae572f37b18f27b2c
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXC:E1oEFlt6vghzwYu7vih9GueIh9j2IoHw
TLSH
T102835B579EA2CCABD800003B67FAA27C86EBBC411DECB3968BDDCC1634D2914C95E557
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/5980-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5980-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a000000011390-7.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5944-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5196-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5196	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5196	microsofthelp.exe
5944	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"	2026-08-03_c6e54b6f6217edd940c34bfdfa4cd1a0_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	2026-08-03_c6e54b6f6217edd940c34bfdfa4cd1a0_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	2026-08-03_c6e54b6f6217edd940c34bfdfa4cd1a0_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 5980 wrote to memory of 5196	5980	2026-08-03_c6e54b6f6217edd940c34bfdfa4cd1a0_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-03_c6e54b6f6217edd940c34bfdfa4cd1a0_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_c6e54b6f6217edd940c34bfdfa4cd1a0_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:5980
- 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:5196

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5944

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 81KB
SHA256 45fc7bf5bb47cfc0757169fe4c7349ba0c9b08ecc0663f6aa0d3c81aeefb66f3
MD5 23e0ddd16fce6438b80439033a2dfe53
SHA1 7a1cf18964419c7d25ccc3a57154acbd447acfce
SHA512 4cadba03cfa544193c7688e25ab622519d339bf6350d69b292ed463daeab3df33e26406c00f73375f71807f17b573157683f286c72edc5c6cf28228b4d4c45cb
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXa:E1oEFlt6vghzwYu7vih9GueIh9j2IoHU
TLSH
T19A835B579EA2CCABD800003B67FAA27C86EBBC411DECB3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5196-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5944-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5980-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5980-6-0x0000000000400000-0x000000000040E000-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