blihanstealer | c7c98a56429e311a6131fd0c0a1f55a4643c08e788dfcc33aed9448320b24fba

Analysis

max time kernel
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/10/2026, 08:25

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General

Target
2026-10-07_fcce6a4f962f9b306109faa9f0687107_elex_qilin.exe
Size 97KB
Sample261007-kbhcdsf12q
SHA256 c7c98a56429e311a6131fd0c0a1f55a4643c08e788dfcc33aed9448320b24fba
MD5 fcce6a4f962f9b306109faa9f0687107
SHA1 0599dcb0b76d48c481772b77dd42efc8fb4fdbc0
SHA512 9eb010f436aae9d71ab198c9cac4217b1b6065f9be0db0929df2331327238ff0ff29b781b991c368796382082eb352dda4e0ea2600e62550578fc700e0214a5c
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhs:E6t
TLSH
T104A3B34B4E71CDDBE810143E9BEAA21C86D3FC541CCCF35A96EED84670C291C899E967
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/2364-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0009000000011370-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2364-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1148-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4528-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4528	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4528	microsofthelp.exe
1148	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-1-5-21-696679853-3915825385-3233721679-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-07_fcce6a4f962f9b306109faa9f0687107_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-07_fcce6a4f962f9b306109faa9f0687107_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	2026-10-07_fcce6a4f962f9b306109faa9f0687107_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 2364 wrote to memory of 4528	2364	2026-10-07_fcce6a4f962f9b306109faa9f0687107_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-07_fcce6a4f962f9b306109faa9f0687107_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-07_fcce6a4f962f9b306109faa9f0687107_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:2364
- 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:4528

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1148

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 98KB
SHA256 89f466d3c075ecb4249116752c46ddcb18c297ab2729c418878c773ba4c41763
MD5 18301ca3ea1a867c9f84d65a073ae65b
SHA1 c918797b6b38fe9b0a361fd6be14efeedd9c72cc
SHA512 695c511865496c25b16a0f021adfb9990b48a597d121654ca3624ed2aabbdfc6fd8f4b5289f42cb8d0928c13ac33e108071bda7835adc4ddd55cd28afbfdfb25
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhl:E6t
TLSH
T1EDA3B34B4E71CDDBE810143E9BEAA21C86D3FC541CCCF35A96EED84670C291C899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1148-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2364-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2364-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4528-10-0x0000000000400000-0x000000000040E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads