blihanstealer | 457c451bf134c8d7b1cd9efa8fa222402089be141229884867869333a27501fc

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
04/08/2026, 06:29

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General

Target
2026-08-04_867a580555fc502c9edaff9636d99f33_elex_qilin_rhadamanthys.exe
Size 80KB
Sample260804-g86jpshl6v
SHA256 457c451bf134c8d7b1cd9efa8fa222402089be141229884867869333a27501fc
MD5 867a580555fc502c9edaff9636d99f33
SHA1 173e7d482b0695ae9349fae0456647ed0b7d1dca
SHA512 b2c39df49ab6ecda808c49b8116c60fc346c6c3ed47470e54771f2a607684a4c0014a00cded590ba9de59f5f5a7e8813d8b6dcd4749c318616b02f2801a6454f
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXI:E1oEFlt6vghzwYu7vih9GueIh9j2IoHK
TLSH
T189834B578EA2C8EBD800003B67FAA27C86EBBC411DECB3968BDDCC1634D2914C95E557
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
behavioral1/memory/4444-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x00130000000243e9-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/4444-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/3016-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2392-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2392	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2392	microsofthelp.exe
3016	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-1-5-21-1074038928-2032447174-945360078-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-04_867a580555fc502c9edaff9636d99f33_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-04_867a580555fc502c9edaff9636d99f33_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_867a580555fc502c9edaff9636d99f33_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 4444 wrote to memory of 2392	4444	2026-08-04_867a580555fc502c9edaff9636d99f33_elex_qilin_rhadamanthys.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-04_867a580555fc502c9edaff9636d99f33_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_867a580555fc502c9edaff9636d99f33_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:4444
- 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:2392

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3016

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 8494d68cc075d4a8f4bb77cf11c9d176100c58d2b0901b8c7f0c05b4c0fce1ff
MD5 80b9b248aaea5fe98514b727733d4a30
SHA1 f127d9dacac4c5292e3d3751e6dcbea52abece8e
SHA512 d6e6f571b1e06761fc3e8c7a9f8e4d5b7086eb5f6b9dbb90583e5751b95df42449ac4f85123a9861b3f41308eeae4fc309e4d1c6869ce7a191fa4ffba2b3b7ae
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXp:E1oEFlt6vghzwYu7vih9GueIh9j2IoH7
TLSH
T184834B578AA2CCABD800003B67FAA27C86EBBC411DECB3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2392-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3016-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4444-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4444-6-0x0000000000400000-0x000000000040E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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