blihanstealer | fe6bae1c77b614792124e197a8493282a8f6b07a238438756c74403ca76cbe45

Analysis

max time kernel
150s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
11/10/2026, 14:49

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General

Target
2026-10-10_4c0e8f88f15f26d700dcb50031c874f4_elex_qilin.exe
Size 98KB
Sample261011-r7a2hsbe62
SHA256 fe6bae1c77b614792124e197a8493282a8f6b07a238438756c74403ca76cbe45
MD5 4c0e8f88f15f26d700dcb50031c874f4
SHA1 5cb06b83291ba0349c50fa8e4f741b05cd63c9e9
SHA512 9fe449cc829cef50fe1e82e8abc4717f749d9a8af1d167ddc99a7f37535f6ba524f87562cb4a40d3298ec1911f6004702cba7b82ad2073866e1cfd52677e4d2f
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDP:E
TLSH
T1F2A3C34B4E66CDDBD804103BABEAA25C82E3FC451CDCF35957EEC80674C2918C99E997
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/3264-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0006000000016b3d-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3264-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5192-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5084-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
5084	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
5084	microsofthelp.exe
5192	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"	2026-10-10_4c0e8f88f15f26d700dcb50031c874f4_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-10_4c0e8f88f15f26d700dcb50031c874f4_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	2026-10-10_4c0e8f88f15f26d700dcb50031c874f4_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 3264 wrote to memory of 5084	3264	2026-10-10_4c0e8f88f15f26d700dcb50031c874f4_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-10_4c0e8f88f15f26d700dcb50031c874f4_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-10_4c0e8f88f15f26d700dcb50031c874f4_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:3264
- 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:5084

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5192

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 59db99a4fc70b6d7c0fb435befe4923778a5bd147c95c446971abc2519beb22a
MD5 a7fd8cb77dbe463019efeab2eef517a0
SHA1 ff639f725a4875b994b3e236ccec8eb8ac7f3dd2
SHA512 a83d6323eec98832055e7192757894355565df818cad93e4747c58608c6059b35c619ee7cb7e73539d7445c3d185207950f2b725f3ecb15b928280b6dbc6f03e
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8h4qHKh+hHhDS:E
TLSH
T1B7A3C34B4E66CDDBD804103B9BEAA25C82E3FC452CDCF35957EEC80674C2918C99E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3264-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3264-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5084-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5192-9-0x0000000000400000-0x000000000040E000-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