blihanstealer | 8e0b208ab0fb99b0cb238a02fc2a21ec93dfd854835b81edaf288fa8f71174a6

Analysis

max time kernel
150s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/10/2026, 23:21

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General

Target
2026-10-06_927f1f8a428870266e6ec7de9f44cf33_elex_qilin_rhadamanthys.exe
Size 85KB
Sample261007-3ca9ksfx4v
SHA256 8e0b208ab0fb99b0cb238a02fc2a21ec93dfd854835b81edaf288fa8f71174a6
MD5 927f1f8a428870266e6ec7de9f44cf33
SHA1 0429dafba1d07d19df67b4d5f924adb13a3646fc
SHA512 cdd383ca899e56596a19716374cba656cec72ef676d7ab6c0a1d272cae3b68bcd74984e243704767d4cf351af52c008a3f68b788f6cd219995591d7315b3f5e1
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUX1:E1oEFlt6vghzwYu7vih9GueIh9j2IoH7
TLSH
T129833A578AA2CCEBD800003B57FAA67C86EBBC411DECE3968BDDCC1634D2918C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion 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 6 IoCs

resource	yara_rule
behavioral1/memory/2988-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x00080000000004e9-4.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2988-5-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1564-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1968-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/1564-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
1564	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1564	microsofthelp.exe
1968	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-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-06_927f1f8a428870266e6ec7de9f44cf33_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-06_927f1f8a428870266e6ec7de9f44cf33_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	2026-10-06_927f1f8a428870266e6ec7de9f44cf33_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 2988 wrote to memory of 1564	2988	2026-10-06_927f1f8a428870266e6ec7de9f44cf33_elex_qilin_rhadamanthys.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-10-06_927f1f8a428870266e6ec7de9f44cf33_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-06_927f1f8a428870266e6ec7de9f44cf33_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:2988
- 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:1564

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1968

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

Indicator Removal

T1070

File Deletion

T1070.004

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 85KB
SHA256 61799216ff23d3b336af81cb0b88a47863c03820022d39eabe2d718285f9c583
MD5 8d55d20c460b11ac29d679c6ace8cb8d
SHA1 e778360faa9e108dd960ef70516d1bf5309f0b03
SHA512 b14a88cc86c4dd9a569177a4cb191a07d5e61df6b55500fecd6fc842d9e701a3154ee6ceaa9f7dabd3204764708794bab82d14a3c2751320f5c4a65d8b9f58ff
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXQ:E1oEFlt6vghzwYu7vih9GueIh9j2IoHS
TLSH
T163833A578AA2CCEBD800003B57FAA27C86EBBC511DECE3968BDDCC1634D2918C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1564-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1564-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1968-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2988-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2988-5-0x0000000000400000-0x000000000040E000-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