blihanstealer | b80b90147b1953a2e7373ac30919b595d5dec0e6e4d6c81f7eaa23543a935a08

Analysis

max time kernel
149s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/11/2026, 05:02

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General

Target
2026-11-01_e6fc06ab93cf4b3752e7a39919e94c77_elex_qilin_rhadamanthys.exe
Size 117KB
Sample261102-fpkmfshs8m
SHA256 b80b90147b1953a2e7373ac30919b595d5dec0e6e4d6c81f7eaa23543a935a08
MD5 e6fc06ab93cf4b3752e7a39919e94c77
SHA1 064a516401335eae1380b2b18edbb756a5a69bdf
SHA512 291da7e9335d70486f802df111c40a6dfa8929d75c32702dc9ec04da779b81ee7c629b8c1dd00a7e80f05d9e7aafd81a49bda45e9887a97b4089edfa4a89ec09
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKe:W9nu
TLSH
T115C3F7075FB188EBD840043A17FAA22D86EBBC441DECE257D7DDDC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion 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

Custom signature

Detects executables built or packed with MPress PE compressor 5 IoCs

resource	yara_rule
behavioral1/memory/728-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x000b0000000242a7-3.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/728-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/3956-7-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/980-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
980	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
980	microsofthelp.exe
3956	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-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-11-01_e6fc06ab93cf4b3752e7a39919e94c77_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-11-01_e6fc06ab93cf4b3752e7a39919e94c77_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	2026-11-01_e6fc06ab93cf4b3752e7a39919e94c77_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 728 wrote to memory of 980	728	2026-11-01_e6fc06ab93cf4b3752e7a39919e94c77_elex_qilin_rhadamanthys.exe	84

C:\Users\Admin\AppData\Local\Temp\2026-11-01_e6fc06ab93cf4b3752e7a39919e94c77_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-01_e6fc06ab93cf4b3752e7a39919e94c77_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:728
- 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:980

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:3956

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

Indicator Removal

T1070

File Deletion

T1070.004

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 117KB
SHA256 ddbfc15a37881bd0f20b146e83d0c447873615654f56535660de3cb2c19eda74
MD5 13340ad04d2652ba808b7a8327261503
SHA1 30321285e6925d19b7c9f90076c135fc0063f496
SHA512 530c56ce8bfc05e294b3df849ae3fb9272556151778e919a5412ccfd1567a37fa6f1fc65f575ca76623fe4b36f965adba451f4d817766b7a6820376a6526354d
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKZ:W9nu
TLSH
T11CC3F7075FB188EBD840043A17FAA22D86EBBC441DECE257D7DDDC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/728-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/728-5-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/980-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/3956-7-0x0000000000400000-0x000000000040F000-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