blihanstealer | 06215d1cb1af600002fbc5d9b19ea21121a52343a549361399c4f4de086303e5

Analysis

max time kernel
149s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
22/07/2026, 23:09

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General

Target
2026-07-22_ddc3c221db4b0562a3d265ed7f96d5d9_elex_qilin.exe
Size 86KB
Sample260722-25d1hadc69
SHA256 06215d1cb1af600002fbc5d9b19ea21121a52343a549361399c4f4de086303e5
MD5 ddc3c221db4b0562a3d265ed7f96d5d9
SHA1 3e9a4d34327e27fbb946ba24994bfe727a6a1677
SHA512 c58451454d318e462671045c941fe73458acd29b0411c1557f19884f56b14bea6a1e8aa5972b9bf53664a7b6d468d90ae292dbdeadacf0c83cfa41a9a1265673
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhc:E1oEFlt6vghzwYu7vih9GueIh9j2IoH3
TLSH
T1F993D44B4FB1CDDBE800143E97EAA21C86D3FC541CCCF35A96DED84674C2918899EA67
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/1588-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1588-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000a00000001b315-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2132-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4140-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4140	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4140	microsofthelp.exe
2132	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-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-22_ddc3c221db4b0562a3d265ed7f96d5d9_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-22_ddc3c221db4b0562a3d265ed7f96d5d9_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	2026-07-22_ddc3c221db4b0562a3d265ed7f96d5d9_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 1588 wrote to memory of 4140	1588	2026-07-22_ddc3c221db4b0562a3d265ed7f96d5d9_elex_qilin.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-22_ddc3c221db4b0562a3d265ed7f96d5d9_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-22_ddc3c221db4b0562a3d265ed7f96d5d9_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:1588
- 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:4140

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2132

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 87KB
SHA256 8715ebe50fd12c62503322a942a11d2b17fd1a689ebbccdbe345a4da348305ad
MD5 e8c173be4d53e3c9bc702532badd1a10
SHA1 810ff9fccf1ef5d59a85834585b6514d1cc03451
SHA512 a3b51b6aa47df4fe2b9204786ad2bcbeda05eb0c1f4383ee94bcfec5fac547c838b5d3261e0266672e176fa549ab9f6d69384e966b3c5e35a12f77baa6d05ff3
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh2:E1oEFlt6vghzwYu7vih9GueIh9j2IoHx
TLSH
T1AE93D44B4FB1CDDBE800143E97EAA21C86D3FC541CCCF35A96DED84674C2918899EA67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1588-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1588-6-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2132-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4140-11-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads