blihanstealer | 9bf1e29f3502013a940303cf916d46ae388521d30c597d9f7129a982245c17f0

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
15/08/2026, 00:15

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General

Target
2026-08-14_1f7f0b423e566e5daf117c0d75a71cfa_elex_qilin_rhadamanthys.exe
Size 124KB
Sample260815-akbwvsvzev
SHA256 9bf1e29f3502013a940303cf916d46ae388521d30c597d9f7129a982245c17f0
MD5 1f7f0b423e566e5daf117c0d75a71cfa
SHA1 b61c12699c36bfa6caa47a4df7eca840c34f34dc
SHA512 4a694f08c13dbe155b41bc8b0d65fc1dba35c63fefed5faefff624b22b40f621c8867b5e051742b1bc1e31d0dead24164f7aa4795027668530032ad2b8801ba1
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHy:een2
TLSH
T18BC3F74B5EA5C9DBC801003B5BFAB23C86E7BD441DECE35697EDC80635C2918C9AE647
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/4616-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0006000000006977-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4616-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4224-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/892-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
892	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
892	microsofthelp.exe
4224	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"	2026-08-14_1f7f0b423e566e5daf117c0d75a71cfa_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-14_1f7f0b423e566e5daf117c0d75a71cfa_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	2026-08-14_1f7f0b423e566e5daf117c0d75a71cfa_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 4616 wrote to memory of 892	4616	2026-08-14_1f7f0b423e566e5daf117c0d75a71cfa_elex_qilin_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-14_1f7f0b423e566e5daf117c0d75a71cfa_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-14_1f7f0b423e566e5daf117c0d75a71cfa_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:4616
- 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:892

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4224

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 125KB
SHA256 9bb2757b0b574bb22af33b8cfd2fb7dd59de5a30132484300c57fd3a960d2060
MD5 ba8c8e9eda671ae584e0ca67cf99671a
SHA1 acfdcf7e36d60a0af32f63d8b70a0697733b4ab8
SHA512 2fb517139839402f9a45912d54398fef5ad62812693278073110d21ed2542c733170e9a3c85ec55c5801fe1691f5076da0c25f9a62a75a74e6e661bf1d5361b1
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qH2:een2
TLSH
T1B5C3F74B5EA5C9DBC801003B5BFAB23C86E7BD441DECE35697EDC80635C2918C9AE647
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/892-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4224-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4616-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4616-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads