blihanstealer | b22da130aa43246be2f33d2a0cd91c3b72bdddddaf318d0819fbc7fd8189c401

Analysis

max time kernel
150s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 03:51

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General

Target
2026-08-01_e6ee59bbb79ed901cb3632513dcb297b_elex_qilin.exe
Size 87KB
Sample260802-eepyracq5z
SHA256 b22da130aa43246be2f33d2a0cd91c3b72bdddddaf318d0819fbc7fd8189c401
MD5 e6ee59bbb79ed901cb3632513dcb297b
SHA1 b9a15f1d31f503de3fcfd1b282090aa1681729dc
SHA512 0edc027a763704868cb4040133206e37901171f0ee3092648d9758f5112c5521ef0a8a205b891a297e69d6926fe375484e1d1c15c479994f81be3042404c8c82
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8hs:E1oEFlt6vghzwYu7vih9GueIh9j2IoHP
TLSH
T18A93D44B4E71CDDBD804103B9BEAA26C86E3FD451CDCF35A57EEC80660C2918C99E997
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/3036-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0009000000019ca4-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3036-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1432-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3876-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
3876	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3876	microsofthelp.exe
1432	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"	2026-08-01_e6ee59bbb79ed901cb3632513dcb297b_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-01_e6ee59bbb79ed901cb3632513dcb297b_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	2026-08-01_e6ee59bbb79ed901cb3632513dcb297b_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 3036 wrote to memory of 3876	3036	2026-08-01_e6ee59bbb79ed901cb3632513dcb297b_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-01_e6ee59bbb79ed901cb3632513dcb297b_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_e6ee59bbb79ed901cb3632513dcb297b_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:3036
- 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:3876

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:1432

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 88KB
SHA256 367d0373174a92e26548bc31979c7f3544cf43065d1f95a27d17b0a83ac95f6f
MD5 3b073f8ce4929c985d420560deddd643
SHA1 17f49b0b2d483ff95254387d8fc0038ce6e50b5d
SHA512 99404eb48193af63b7e71ae2ec71311a1c5954ac3b340084b9657717516212ee5a4ad3125fecf3e81988b1709b5fe8eb05df3f76ceec899236172459280106e3
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+h+hhjhkhMh8ho:E1oEFlt6vghzwYu7vih9GueIh9j2IoHX
TLSH
T1AE93D44B4EB5CDDBD804103B9BEAA26C86E3FD451CDCF35957EEC80660C2918C89E997
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1432-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/3036-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3036-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/3876-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads