blihanstealer | 3677dc77d3074735cbdcab66352f35af2274e72423bd0a0265f59c22a7e9de2f

Analysis

max time kernel
149s
max time network
149s
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, 16:28

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General

Target
2026-07-27_7d64af717666a49acd95c7ce60aa5683_elex_qilin.exe
Size 92KB
Sample260727-ty2tzsxake
SHA256 3677dc77d3074735cbdcab66352f35af2274e72423bd0a0265f59c22a7e9de2f
MD5 7d64af717666a49acd95c7ce60aa5683
SHA1 501d656f89a2d89af3342d11e7299712a190505d
SHA512 ec7ac90f0aff8b0117d555faf8b65515e022a1eaa808e194a6ab5c5ae031836559945c79f0883fb0ceb4aebc8a626385426797c34e5c8aee514f4a13d9418ebf
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhV:E1oEFlt6vghzwYu7vih9GueIh9j2IoH6
TLSH
T11F93C44B4F71CDDBE810143EA7AAA11C86D3FC5418CCF35A97EED84670C2918899EA67
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/916-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/916-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000d000000019cd9-5.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/6028-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/6032-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
6032	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
6032	microsofthelp.exe
6028	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-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-27_7d64af717666a49acd95c7ce60aa5683_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-27_7d64af717666a49acd95c7ce60aa5683_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_7d64af717666a49acd95c7ce60aa5683_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 916 wrote to memory of 6032	916	2026-07-27_7d64af717666a49acd95c7ce60aa5683_elex_qilin.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-27_7d64af717666a49acd95c7ce60aa5683_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_7d64af717666a49acd95c7ce60aa5683_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:916
- 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:6032

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:6028

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 92KB
SHA256 208fca5c67a8d804173f39ace988ad5a302dd15587c5e2cfb5e0108bb19544e5
MD5 9774125716bf4dc385c7fd218a9b2f93
SHA1 47ea699f5cbf1b43975f76342049a10c85f8b55d
SHA512 421934c3536bec33b6dd15e76b7c1dbd92e5e4edd3ca277fae96c92cff8a2d2f2ed2becb2e3d7b422a708f263f7f4a80149e3e2e488712f717e6356804032e39
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhX:E1oEFlt6vghzwYu7vih9GueIh9j2IoH4
TLSH
T10193C44B4F71CDDBE810143EA7AAA11C86D3FC5418CCF35A97EED84670C2918899EA67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/916-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/916-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/6028-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/6032-10-0x0000000000400000-0x000000000040E000-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