blihanstealer | 7c5c69b47830d25ade8cffe70ff0d3c1d7e8face4a870e43d40afe06cebcfa3a

Analysis

max time kernel
150s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/08/2026, 15:21

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General

Target
2026-08-28_6549d6e92a4327a038b2deed53974c31_elex_qilin.exe
Size 96KB
Sample260828-srtdlabm7s
SHA256 7c5c69b47830d25ade8cffe70ff0d3c1d7e8face4a870e43d40afe06cebcfa3a
MD5 6549d6e92a4327a038b2deed53974c31
SHA1 ab80d4b9c12f4bcab946ba501ea5f584d69cfc1e
SHA512 8e6e6e2b161c25a55e923e3ddbdf1cdd73e63c2073d42c819088718b03edfcce1e03f12103800e04fd0a90aba6fa31193b4472838181aa599c8a9e9f9f229457
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhx:E6t
TLSH
T168A3B44B8E71CDDBE800143E97EAA21C86D3FC541CDCF35A96EED84670C291C899E967
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/5532-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000b000000016ce7-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5532-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3352-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3364-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3364	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3364	microsofthelp.exe
3352	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-1-5-21-2115213192-531537726-3295841909-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-28_6549d6e92a4327a038b2deed53974c31_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-28_6549d6e92a4327a038b2deed53974c31_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	2026-08-28_6549d6e92a4327a038b2deed53974c31_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 5532 wrote to memory of 3364	5532	2026-08-28_6549d6e92a4327a038b2deed53974c31_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-28_6549d6e92a4327a038b2deed53974c31_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-28_6549d6e92a4327a038b2deed53974c31_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:5532
- 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:3364

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3352

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 2526f363b16bedd63fd12ce597491d438b928b3719758cbf11b5db651620af83
MD5 512f9f2aadf78b22aa5fcc8874cefa33
SHA1 2df722f97c15aa826296d1e68f8fdda54a0d5b8d
SHA512 b69a951463d21ff54940310a6780b914ffa8ef45dd4d33ab89e55264bfb98f18b0720beda4d8c943a28c30caaac59ef17614d7efdd0b72de000d796057dc868b
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhC:E6t
TLSH
T155A3B34B8E71CDDBE800143E97EAA21C86D3FC541CDCF35A96EED84670C291C899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3352-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3364-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5532-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5532-6-0x0000000000400000-0x000000000040E000-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