blihanstealer | b5ebf29408ecc8bdbb3a7bdf39d8956d8f1a75db1f09eb9d8530a05f71604bcd

Analysis

max time kernel
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
19/08/2026, 21:54

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General

Target
2026-08-19_decbd6d0d70a00aaed6b65165a864204_elex_qilin_rhadamanthys.exe
Size 129KB
Sample260819-1sa8eathpg
SHA256 b5ebf29408ecc8bdbb3a7bdf39d8956d8f1a75db1f09eb9d8530a05f71604bcd
MD5 decbd6d0d70a00aaed6b65165a864204
SHA1 eccc67c31c83b9e44fe97d189a9b181f8aac89c4
SHA512 d679a1b6279c5cd7827a5161ef307acd34cc556da9581f705c607c8f4b4de94666e13c4cd612c7f95195cfb47d7f35e97dae6564347bb79a2aee0460eb1b585c
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qH0:een
TLSH
T1E6D3F84B5EA5CDDBC801003B5BFAB22C86E7BD441DECE35697EDC80635C2918C9AE647
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/4256-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b6f0-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4256-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/8-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/724-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
724	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
724	microsofthelp.exe
8	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-1-5-21-3611646547-550105268-947503007-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-19_decbd6d0d70a00aaed6b65165a864204_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-19_decbd6d0d70a00aaed6b65165a864204_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	2026-08-19_decbd6d0d70a00aaed6b65165a864204_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 4256 wrote to memory of 724	4256	2026-08-19_decbd6d0d70a00aaed6b65165a864204_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-19_decbd6d0d70a00aaed6b65165a864204_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-19_decbd6d0d70a00aaed6b65165a864204_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:4256
- 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:724

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:8

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 129KB
SHA256 3724aa11b5cb20b4ab2c10d9a6d5bc25ced70e9f965be09413a831ca45c547b2
MD5 d0270a4685fb64850d83a0826d4f92d6
SHA1 bfaef30d1fcb78377e24909d17dd29e1037f6e93
SHA512 0a99db8db43027a825e361faa3f905b7715cb6095741cf91179727afd19502365118203bec41cef9be0db5938ff2bfd5fd651d909f7d7f2c583c05b09a7213df
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHO:een
TLSH
T1C8D3F84B5EA5CDDBC801003B5BFAB22C86E7BD441DECE35697EDC80635C2918C9AE647
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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

Download

memory/724-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4256-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4256-6-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads