blihanstealer | 1333a57cbe9bdbc0eb5e78d53d3a7f1f30d6cedca2bb550bcf35f23691de0d59

Analysis

max time kernel
149s
max time network
133s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/07/2026, 08:09

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General

Target
2026-07-29_c5f80536c51793188c008a3bfbfdfabd_elex_qilin_rhadamanthys.exe
Size 79KB
Sample260729-j2bf4acj9x
SHA256 1333a57cbe9bdbc0eb5e78d53d3a7f1f30d6cedca2bb550bcf35f23691de0d59
MD5 c5f80536c51793188c008a3bfbfdfabd
SHA1 3a61f7cdc6f454d5a969a60598cecdd94fe526e4
SHA512 37ed7455ecc8f14ceecc27ca88eadd7860641cf39b172c1609b9b3dd6e4eeb2dee47f3b4c94390aa5cb7be46f2f796e87dbe1fe5796420d5edbed71f855c43b0
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUX7:E1oEFlt6vghzwYu7vih9GueIh9j2IoH1
TLSH
T12D835B578EA2C8EBD800003B67FAA67C86EBBC411DDCB3968BDDCC1634D2914C95E557
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/4108-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00080000000068df-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4108-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4140-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5600-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
5600	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5600	microsofthelp.exe
4140	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"	2026-07-29_c5f80536c51793188c008a3bfbfdfabd_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-29_c5f80536c51793188c008a3bfbfdfabd_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	2026-07-29_c5f80536c51793188c008a3bfbfdfabd_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 4108 wrote to memory of 5600	4108	2026-07-29_c5f80536c51793188c008a3bfbfdfabd_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-29_c5f80536c51793188c008a3bfbfdfabd_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-29_c5f80536c51793188c008a3bfbfdfabd_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:4108
- 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:5600

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4140

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 80KB
SHA256 108539e4d187fd74d6637dc669d780a3861457456da65a6763ebecfd96fb6c53
MD5 bf53e3b80efce8531c878ae869c646c6
SHA1 239ca822d97d24cbb2672da824d20c2aa3c5b431
SHA512 ab7f8bb8f91d8789b249596c28ebe3b5d46b3451c69a5164c0f35661d8f2cab95bed1db197c84496477a6fc7b8e247edf0f28f23389cc8cb197371c34049f870
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXJ:E1oEFlt6vghzwYu7vih9GueIh9j2IoHL
TLSH
T141835B578EA2CCABD800003B67FAA27C86EBBC411DDCB3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4108-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4108-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4140-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5600-10-0x0000000000400000-0x000000000040E000-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