blihanstealer | 944926f0a41878bc1a0cae85b8ecf360e0447006c696bb379c760eb4eb15261e

Analysis

max time kernel
149s
max time network
153s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 15:28

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General

Target
2026-08-04_6c127538b37781dfd55d43ac023168ff_elex_qilin.exe
Size 96KB
Sample260804-swee8shm6v
SHA256 944926f0a41878bc1a0cae85b8ecf360e0447006c696bb379c760eb4eb15261e
MD5 6c127538b37781dfd55d43ac023168ff
SHA1 814349f6e2ba1f490fcd2017ebd1060a3fae3f0d
SHA512 e4274c2aa3eed9a96fd4bce9263d3f23cc20c63caf799489825afcb07f0b06169dcea2cc925a02af17a03b4dd1740aa117739974375bf1d6beb64c39595a9931
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWh3:E6
TLSH
T150A3B34B8E71CDDBE804143EABEAA21C86D3FC541CDCF35697DEC84670C2918899E967
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/3124-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3124-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000800000001b1d0-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1892-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4512-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4512	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4512	microsofthelp.exe
1892	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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-08-04_6c127538b37781dfd55d43ac023168ff_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-04_6c127538b37781dfd55d43ac023168ff_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	2026-08-04_6c127538b37781dfd55d43ac023168ff_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 3124 wrote to memory of 4512	3124	2026-08-04_6c127538b37781dfd55d43ac023168ff_elex_qilin.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-08-04_6c127538b37781dfd55d43ac023168ff_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_6c127538b37781dfd55d43ac023168ff_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:3124
- 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:4512

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1892

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 869b6036407b9969a2c524c13be3af03020dc03528089fceda0ec08de7d764dd
MD5 a59d832b540059286124f2745a81c5e7
SHA1 87ca9aad77f5e3ed0fcebf1d35e3de21d4742330
SHA512 120444104a493fb6724a72955b9efa355b1f67957f6e6dd1ec2ae02462d209673de3caf1a8e4c1a90ae9740903b14751ea795d6cc7571b716c56a8a0fa0064ad
SSDEEP 3072:E1oEFlt6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKh2h7hWhd:E6
TLSH
T1F2A3B34B8E71CDDBE804143EABEAA21C86D3FC541CDCF35697DEC84670C2918899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1892-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3124-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3124-6-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4512-10-0x0000000000400000-0x000000000040E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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