blihanstealer | cbc750a9f8ed5c1b4df0913d2d64b35a9458ac70f4c7316206e8126013586916

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
12/08/2026, 04:39

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General

Target
2026-08-12_3e29926b8c3e2575cb8f8b9107d48e5e_elex_qilin_rhadamanthys.exe
Size 127KB
Sample260812-facnasam4w
SHA256 cbc750a9f8ed5c1b4df0913d2d64b35a9458ac70f4c7316206e8126013586916
MD5 3e29926b8c3e2575cb8f8b9107d48e5e
SHA1 ab26f6561dbf876744053540bd0890972b3252fa
SHA512 9cdb6244adadbc2e15840a4ae6e43ae53ca8612c4329c33c36bcde60fdf91f102a27343abff60a3bfc4646201fd6c627628d44ba2124e2b65d82ca30eb84bee6
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHC:een
TLSH
T127D3F84B5EA5C9DBC401003B5BFAB23C86E7BD441DECE35697DDC80635C2918C9AE647
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/3152-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x001b0000000242e8-5.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/3152-4-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/4724-7-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/408-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
408	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
408	microsofthelp.exe
4724	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"	2026-08-12_3e29926b8c3e2575cb8f8b9107d48e5e_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-12_3e29926b8c3e2575cb8f8b9107d48e5e_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	2026-08-12_3e29926b8c3e2575cb8f8b9107d48e5e_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 3152 wrote to memory of 408	3152	2026-08-12_3e29926b8c3e2575cb8f8b9107d48e5e_elex_qilin_rhadamanthys.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-12_3e29926b8c3e2575cb8f8b9107d48e5e_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-12_3e29926b8c3e2575cb8f8b9107d48e5e_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:3152
- 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:408

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4724

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 127KB
SHA256 1739f7908e1feae77596578817ff0803ddbfc8deeaa9324423679b6f918c571e
MD5 48137a94e5fb591ed47f052f7619ee7e
SHA1 2c58ac505ec15af1db6b042ba9c8065b052cc308
SHA512 1bdf8976f933439412e3747a7f88d9e1341919580669e013803fb0e236f6f9d0370fd67ad38e303da5cda007f8d1c2a73213ff2f90213712de9118eab9fb0583
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qH+:een
TLSH
T1ABD3F84B5EA5CDDBC801003B5BFAB22C86E7BD441DECE35697EDC80635C2918C9AE647
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/408-8-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3152-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/3152-4-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4724-7-0x0000000000400000-0x000000000040F000-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