blihanstealer | ca903d0bbd46e579f9c913bcfd97b667545f07c31cbb423101fb97161703ed94

Analysis

max time kernel
149s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/08/2026, 03:38

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General

Target
2026-08-12_6712ab6c441c7cbc2f070ddafe259b7e_elex_qilin_rhadamanthys.exe
Size 82KB
Sample260812-d7e4ksvtbx
SHA256 ca903d0bbd46e579f9c913bcfd97b667545f07c31cbb423101fb97161703ed94
MD5 6712ab6c441c7cbc2f070ddafe259b7e
SHA1 ed39c5692a9b5d8b450e64138d6c030d0e15082b
SHA512 ae319876a4013282de7eda26e5b52e3435bfd8772da79be34c22a99bfc64218dbff3d293cd063063d9fc3752f08b7669041d9d6b5bbf536db805af1dbe855c77
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUX8:E1oEFlt6vghzwYu7vih9GueIh9j2IoHm
TLSH
T14F834B578EA2C8EBD800003B67FAA27C86EBBD411DECB3968BDDCC1634D2914C95E557
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/5748-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000f000000016cdf-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5748-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4596-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3252-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3252	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3252	microsofthelp.exe
4596	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-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-12_6712ab6c441c7cbc2f070ddafe259b7e_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-12_6712ab6c441c7cbc2f070ddafe259b7e_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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-12_6712ab6c441c7cbc2f070ddafe259b7e_elex_qilin_rhadamanthys.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5748 wrote to memory of 3252	5748	2026-08-12_6712ab6c441c7cbc2f070ddafe259b7e_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-12_6712ab6c441c7cbc2f070ddafe259b7e_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-12_6712ab6c441c7cbc2f070ddafe259b7e_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:5748
- 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:3252

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4596

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 82KB
SHA256 ddfdfa1c75cbbc19a47202fd357b139083d1ffd56caf4fa6fa21b735dc398c57
MD5 2cb763b5b06aa6f2b1082917f1836cae
SHA1 be75cafcd0bdf89888324d9b4f0c2ea8b15888dd
SHA512 e2b3dcaff59261f5dd9e0e8987210cbb7a00fe2731c104d06674c6110ef48434a4ee5bd71f3f9232359d6e2296b4dc7878095e07e68af05a6deface9dd38d1e9
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXZ:E1oEFlt6vghzwYu7vih9GueIh9j2IoHH
TLSH
T1D8834B578EA2CCABD800003B67FAA27C86EBBD411DECB3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3252-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4596-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5748-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5748-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads