blihanstealer | 998c38c5ea85f418d72a171a0fd0398fa286940af3ee2215d491967aad27acca

Analysis

max time kernel
150s
max time network
137s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
27/10/2026, 12:09

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General

Target
2026-10-26_8d7f59f6c7860c8fd3c6070bb7201f46_elex_qilin_rhadamanthys.exe
Size 128KB
Sample261027-pbq2rade53
SHA256 998c38c5ea85f418d72a171a0fd0398fa286940af3ee2215d491967aad27acca
MD5 8d7f59f6c7860c8fd3c6070bb7201f46
SHA1 b5a5f4feef0530c860cacc875b65312902c016b9
SHA512 a23a8d30c6b6fcd35ec6a73e0ee8310a757059b2447bd759808ac30c0864e8670e9b2a8b7c33c1d63e10d31f5cd9ee458d003632ceb2116660aaea9d3b45c00b
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKz:W9nu
TLSH
T1EAD3D6075FA1CCEBD850043A57FAA22D86E7BC440DECE35687DDCC4634D2918C9AEA57
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 5 IoCs

resource	yara_rule
behavioral2/memory/4480-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000f00000001b85b-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4480-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5148-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4636-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4636	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4636	microsofthelp.exe
5148	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-1-5-21-560646293-820748483-2532804640-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-26_8d7f59f6c7860c8fd3c6070bb7201f46_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-26_8d7f59f6c7860c8fd3c6070bb7201f46_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	2026-10-26_8d7f59f6c7860c8fd3c6070bb7201f46_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 4480 wrote to memory of 4636	4480	2026-10-26_8d7f59f6c7860c8fd3c6070bb7201f46_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-26_8d7f59f6c7860c8fd3c6070bb7201f46_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-26_8d7f59f6c7860c8fd3c6070bb7201f46_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:4480
- 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:4636

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5148

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:6132

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 129KB
SHA256 ae46d492b276b011b93fe1d622a147846cf78890679eeb5c1f33d3ffb64dd986
MD5 8f188e42fd237fbe11770774d614fd09
SHA1 32f6249e09f8559d92a8acb3a732fe368acab184
SHA512 5f7e74d68dc250f480ad40e3ec35cb999ce0193b1348e4ca72813c2b578d424ea019c5321a5b73fd3be46d6dcacc99d4ee13a8981bd2b87a0de86e6c84b90162
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKQ:W9nuM
TLSH
T1B1D3E6075FA1CCEBD850043A57FAA22D86EBBC440DDCE35687DDCC4634D2918C9AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4480-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4480-6-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4636-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/5148-8-0x0000000000400000-0x000000000040F000-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