blihanstealer | ab5d7010b44826ad36cedd544fdde4cc2a19a61bb17a018fe45f14a933ad16a9

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/07/2026, 07:00

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General

Target
2026-07-23_45c3ce7fd9c66d08aee25fd77cd64d69_elex_qilin.exe
Size 91KB
Sample260723-hs6efax1ew
SHA256 ab5d7010b44826ad36cedd544fdde4cc2a19a61bb17a018fe45f14a933ad16a9
MD5 45c3ce7fd9c66d08aee25fd77cd64d69
SHA1 45d8877d2f5c2ead3d9c59bda272c69ae0f24836
SHA512 2f9e74b11a22f5c6877499da664d713c5af225959c4eefb600a9984dcd24248f1e16b84162a6e81228de9cfb7c909d64ce35fc580e17e4c2cbc6d2fd1b5a9f76
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhM:E1oEFlt6vghzwYu7vih9GueIh9j2IoHv
TLSH
T11693D44B4F71CDDBE810143EA7AAA11C86D3FC441CCCF35A96EED84670C2918C99EA67
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/4136-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000c000000016cd6-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4136-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4284-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4376-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
4376	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4376	microsofthelp.exe
4284	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-1-5-21-3989226554-2204910950-1522900112-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-07-23_45c3ce7fd9c66d08aee25fd77cd64d69_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-07-23_45c3ce7fd9c66d08aee25fd77cd64d69_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	2026-07-23_45c3ce7fd9c66d08aee25fd77cd64d69_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 4136 wrote to memory of 4376	4136	2026-07-23_45c3ce7fd9c66d08aee25fd77cd64d69_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-23_45c3ce7fd9c66d08aee25fd77cd64d69_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-23_45c3ce7fd9c66d08aee25fd77cd64d69_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:4136
- 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:4376

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4284

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 91KB
SHA256 b0f843c5890cd8a95f8afa135d8895e76c07d1b2f2a2d10c85e3af9fccf04cf7
MD5 273ca34bc0d50700b851b0bf0316c53e
SHA1 b3f76c175422ef82c1ced91766a62c1f6d98c954
SHA512 c917f9f417c5e5b1f5fba7b52df6af2c68e40b147175174aed1c7fca4b2f15717deff15e04b580eb035c79120b439dfba6f7164987f05ab797bcc160b9c09cea
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhm:E1oEFlt6vghzwYu7vih9GueIh9j2IoHp
TLSH
T19293C54B4F71CDDBE810143EA7AAA11C86D3FC441CCCF35A96EED84674C2918C99EA67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4136-0-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4136-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4284-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/4376-10-0x0000000000400000-0x000000000040E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads