blihanstealer | 592958313cd4ad28e0ece6cfbb83042401acdab2941ae6ec52698325c40071d6

Analysis

max time kernel
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
04/08/2026, 19:42

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General

Target
2026-08-04_7686efd854a33333dcad9ee60f3276cd_elex_qilin_rhadamanthys.exe
Size 79KB
Sample260804-yeqptswyet
SHA256 592958313cd4ad28e0ece6cfbb83042401acdab2941ae6ec52698325c40071d6
MD5 7686efd854a33333dcad9ee60f3276cd
SHA1 533ca142e4147c32ed24b261e900efa5ae70cf91
SHA512 697f1d13e3c57303fbc37a31a37cecae63bc0c7c536ad6954ee39d375815812d79edc1d8571881589469c6241235cfcceb9384b7802a1e8ad0b9596c04d0028d
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXS:E1oEFlt6vghzwYu7vih9GueIh9j2IoHM
TLSH
T10D835B578EA2CCABD800003B67FAA27C86EBBC411DECB3968BDDCC1634D2914C95E557
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/1268-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x00070000000187d5-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1268-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2396-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2520-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 IoCs

pid	Process
2520	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
2520	microsofthelp.exe
2396	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"	2026-08-04_7686efd854a33333dcad9ee60f3276cd_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-08-04_7686efd854a33333dcad9ee60f3276cd_elex_qilin_rhadamanthys.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_7686efd854a33333dcad9ee60f3276cd_elex_qilin_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1268 wrote to memory of 2520	1268	2026-08-04_7686efd854a33333dcad9ee60f3276cd_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-04_7686efd854a33333dcad9ee60f3276cd_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_7686efd854a33333dcad9ee60f3276cd_elex_qilin_rhadamanthys.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1268
- 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:2520

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:2396

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 80KB
SHA256 c7e97a779ac2238d333d87cec269ae80c1af8fc0d56ad23e72eafa0e099e33bc
MD5 0a932a36ea11ff94f0e03dea1c96d7b3
SHA1 f1fe88c9625062c322f1baa87e62c637662bb0e7
SHA512 2c67f011a68b833a0c0f56474c4f843c0c36c2d920015e39014b3f86389910a55ef9cb9788d42ccc531762de5f1938af09b5f3f854beeff157a4eeab5edc856b
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXg:E1oEFlt6vghzwYu7vih9GueIh9j2IoHe
TLSH
T1BA835B578EA2CCABD800003B67FAA27C86EBBD411DECB3968BDDCC1634D2914C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1268-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1268-7-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/2396-9-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/2520-10-0x0000000000400000-0x000000000040E000-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