blihanstealer | df8760835b6830abbf43786ab5deb1a7bcfd5e268ceba52a0d7ebd0a23c22dbf

Analysis

max time kernel
150s
max time network
124s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/10/2026, 13:22

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General

Target
2026-10-18_68942d43a5afb8eb5919647a254fbae9_elex_qilin_rhadamanthys.exe
Size 135KB
Sample261018-ql79fsdv2n
SHA256 df8760835b6830abbf43786ab5deb1a7bcfd5e268ceba52a0d7ebd0a23c22dbf
MD5 68942d43a5afb8eb5919647a254fbae9
SHA1 f139d8c9420ca55a2947398068220b596254934d
SHA512 54e6e6c6a82e0414d761a51bf5a37f7ff0cde5597e585c68a4d9a4ed3ec5013c743859aabeaa466cc4c55f762329f055bbad6245d13fafc50409a6cdcf0cbc0e
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hK4:W9nu
TLSH
T179D3D60B5EA1CCEBD840003A57FAB22D86E7BC441DDCE35697DECC4634C2918C9AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion 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/3152-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3152-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a00000001b2e2-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5716-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3276-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3276	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3276	microsofthelp.exe
5716	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-1-5-21-4280978039-528710165-233981602-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-18_68942d43a5afb8eb5919647a254fbae9_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	2026-10-18_68942d43a5afb8eb5919647a254fbae9_elex_qilin_rhadamanthys.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	2026-10-18_68942d43a5afb8eb5919647a254fbae9_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 3276	3152	2026-10-18_68942d43a5afb8eb5919647a254fbae9_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-10-18_68942d43a5afb8eb5919647a254fbae9_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-18_68942d43a5afb8eb5919647a254fbae9_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:3276

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5716

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

Indicator Removal

T1070

File Deletion

T1070.004

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 135KB
SHA256 94c1b4f43a41644a78c7b5f03ed441fefc57743b45df1d14e71c166f27fed772
MD5 6c2ffcc8cefeaedaf7e5b0157bfebcb5
SHA1 3250da653360431fad8a1943d7a19ba0964d9c5f
SHA512 f2320cb1e4245fafbe7255037180fc43a2a76b10417afc668aee106cdaf1d3d424e26a20f4c6502d2dfcb7fc472fd5fb22de820f5c970ca3056c21480b00cf74
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKQ:W9nu
TLSH
T18AD3D60B5EA1CCEBD840003A57FAB22D86E7BC441DDCE35697DEDC4634C2918C9AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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

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memory/3152-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/3276-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/5716-8-0x0000000000400000-0x000000000040F000-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