blihanstealer | 02b385a68252fc739ba94c97f2b53c84ae9056abec546c1fd652be91bf993b56

Analysis

max time kernel
150s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
27/07/2026, 16:20

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General

Target
2026-07-27_fb9f3cf90837167ed40487da5f987097_elex_qilin.exe
Size 95KB
Sample260727-ts67hsxth1
SHA256 02b385a68252fc739ba94c97f2b53c84ae9056abec546c1fd652be91bf993b56
MD5 fb9f3cf90837167ed40487da5f987097
SHA1 237b7c9dbc94cdefbf32ce136ec9696b7d22f07e
SHA512 b22549dff6779b5249e8218ea135ea3e2f78c9a8d66bfece7527dc2c679a2740b23bdd1b881f6cc50dee9155fc4f0a5362926a1a65fe41c810811f60c87ae7b3
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhO:E1oEFlt6vghzwYu7vih9GueIh9j2IoHN
TLSH
T126A3B34B4E71CDDFE814143E9BAAA21C86D3FC541CCCF35A96EED84270C2918C99E967
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/4580-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000700000001b83c-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4580-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3760-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2156-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2156	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2156	microsofthelp.exe
3760	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-1-5-21-1079202589-886135813-2527035092-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-27_fb9f3cf90837167ed40487da5f987097_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-27_fb9f3cf90837167ed40487da5f987097_elex_qilin.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	2026-07-27_fb9f3cf90837167ed40487da5f987097_elex_qilin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 2156	4580	2026-07-27_fb9f3cf90837167ed40487da5f987097_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-27_fb9f3cf90837167ed40487da5f987097_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_fb9f3cf90837167ed40487da5f987097_elex_qilin.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4580
- 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:2156

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3760

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 96KB
SHA256 a5744b3a4e7e79ddea6e748ae669b2656c546a1904802c4d8710be7f83fbb38e
MD5 f413ca1a408a8d9549376b00173b8883
SHA1 d52bdde2a9da83c0cd6a5a3da53cceeebd6b8bb8
SHA512 e1a96d2712c52b78b9495f1dcf924b9c27615c7e53803750f69fb841fb3cd73904beae3adea61527565fdcc6dd707cea5bc7cfa060d7b4cd8313a8c71068d9a3
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhk:E6
TLSH
T15DA3B34B4E71CDDFE814143E9BAAA21C86D3FC541CCCF35A96EED84270C2918C99E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2156-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3760-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4580-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4580-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads