blihanstealer | 98cbba9b1512b19e905194e967d3e8918b1a3bc6f3bb7247c9c3548997b40d2a

Analysis

max time kernel
150s
max time network
125s
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, 06:59

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General

Target
2026-08-04_677cab46a883e2b64bd2a5eb27e62fab_elex_qilin_rhadamanthys.exe
Size 126KB
Sample260804-hr3l6atdkf
SHA256 98cbba9b1512b19e905194e967d3e8918b1a3bc6f3bb7247c9c3548997b40d2a
MD5 677cab46a883e2b64bd2a5eb27e62fab
SHA1 aef81cfc48c677f5507af6c24705c67d6e169a01
SHA512 e6642b1357747adb93868c3b3ae3e5f60c66ab1254bbde52aca93a1624068e820fa3fd9adcf137bb2d38744e7b581ae4d89d22cb95f2f82e47ddcf28a963b2ac
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qH/:een
TLSH
T127C3F84B5EA5C9DBC801003B5BFAB23C86E7BD441DECE35697EDC80635C2918C9AE647
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/3528-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x001100000001b303-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3528-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4752-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/936-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
936	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
936	microsofthelp.exe
4752	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"	2026-08-04_677cab46a883e2b64bd2a5eb27e62fab_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-04_677cab46a883e2b64bd2a5eb27e62fab_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	2026-08-04_677cab46a883e2b64bd2a5eb27e62fab_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 3528 wrote to memory of 936	3528	2026-08-04_677cab46a883e2b64bd2a5eb27e62fab_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-04_677cab46a883e2b64bd2a5eb27e62fab_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_677cab46a883e2b64bd2a5eb27e62fab_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:3528
- 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:936

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4752

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 126KB
SHA256 95e37032697279b94c6b14d9698dad7e834470dbef3627b7cb7ff78af4e38398
MD5 21565a459b8b89391c6bd2364e6c9f52
SHA1 b82aa0f6a6e39843abc7f0385837fd9ab5d17282
SHA512 097062f6ee194911cf5200b385d2f5be93490769ef22977e3bb05a0ed985accb85efdec6128b07e51f8159028b97792ec395f4c72fc8a69f89a4549dc3e4d65d
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHp:een
TLSH
T1A4C3E74B5EA5C9DBC801003B5BFAB23C86E7BD441DECE35697EDC80635C2918C9AE647
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/936-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/3528-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/3528-6-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4752-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads