blihanstealer | bae72ed3ab9ad7e4ff474a38df6a9695f50a0188d85784c8721d1bfcecf8f482

Analysis

max time kernel
149s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
24/10/2026, 17:40

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General

Target
2026-10-22_2fad0d08a6f69fb00faab9a6820f2d46_elex_qilin.exe
Size 97KB
Sample261024-v8vdbsc12p
SHA256 bae72ed3ab9ad7e4ff474a38df6a9695f50a0188d85784c8721d1bfcecf8f482
MD5 2fad0d08a6f69fb00faab9a6820f2d46
SHA1 0abdc7521e9a95f48fc8bfb5aa097eb0d974edfb
SHA512 3b560433b46bc6dddd081893beb98a5a54a3bc114059e466b2b200c620262f0daf2b3a64c6ebbb688662c387bc0840b19968480d2a9a8a3dab6612e3d2577470
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWha:E6t
TLSH
T1F5A3B34B4F71CDDBE800143E97AAA21C86D3FC541CCCF35A96EED84670C291C899E9A7
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/5656-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000c000000019cb7-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5656-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3280-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4128-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4128	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4128	microsofthelp.exe
3280	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-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-22_2fad0d08a6f69fb00faab9a6820f2d46_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-22_2fad0d08a6f69fb00faab9a6820f2d46_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	2026-10-22_2fad0d08a6f69fb00faab9a6820f2d46_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 5656 wrote to memory of 4128	5656	2026-10-22_2fad0d08a6f69fb00faab9a6820f2d46_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-22_2fad0d08a6f69fb00faab9a6820f2d46_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-22_2fad0d08a6f69fb00faab9a6820f2d46_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:5656
- 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:4128

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3280

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 1e86c2bc6aae91a6a10098177476b12ee7bd43c4dea50025c896805c9c5aa14e
MD5 7fb89dee8641fdefc8674cfc707b82aa
SHA1 e8a6a2eda64e3a7531fac737c36af6c6c6c456cd
SHA512 a4836cb7db3431ca21b38ef70225660a11d5766ab8a304a4ab318799397d961b653f49d094f0a498a108342c1249df96caefe2f1d19d1db41fe0115b2fd28212
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWh4:E6t
TLSH
T135A3B34B4F71CDDBE810143E97AAA21C86D3FC541CCCF35A96EED84670C291C899E9A7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3280-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4128-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5656-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5656-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads