blihanstealer | ece22c079554e6886e7c0bb70b52b9e4051b9ebfd418b940f1e480156a36a6c4

Analysis

max time kernel
149s
max time network
135s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
06/10/2026, 19:41

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General

Target
2026-10-05_8fed354ce9ba21c7588bd8e9f1c0a542_elex_qilin_rhadamanthys.exe
Size 128KB
Sample261006-yedp9sty9k
SHA256 ece22c079554e6886e7c0bb70b52b9e4051b9ebfd418b940f1e480156a36a6c4
MD5 8fed354ce9ba21c7588bd8e9f1c0a542
SHA1 0860814a52d45894532e979e1582e7bd0162dcc8
SHA512 3deb13f3dfc18a924029329ddf23b2f9800f866608cbe20bd7813e1ffdfe06d02b22065e4a5cd6b741a0e8b27106238de1d61a75c3f862e3d40c84f58a72c3ab
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKI:eene
TLSH
T1F9D3E70B5EA1CCEBD851043A57FAB22C86E7BC440DECE35697DDCC4634D2918C8AEA57
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

Detects executables built or packed with MPress PE compressor 5 IoCs

resource	yara_rule
behavioral2/memory/4284-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x001100000001b846-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4284-5-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4700-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1616-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
1616	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
1616	microsofthelp.exe
4700	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-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-05_8fed354ce9ba21c7588bd8e9f1c0a542_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-05_8fed354ce9ba21c7588bd8e9f1c0a542_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	2026-10-05_8fed354ce9ba21c7588bd8e9f1c0a542_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 4284 wrote to memory of 1616	4284	2026-10-05_8fed354ce9ba21c7588bd8e9f1c0a542_elex_qilin_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-10-05_8fed354ce9ba21c7588bd8e9f1c0a542_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-05_8fed354ce9ba21c7588bd8e9f1c0a542_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:4284
- 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:1616

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4700

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 128KB
SHA256 193f43eba03fcd03178ffc21fdd07744097e140d90be27ca29086754cd1650db
MD5 2b62c42307242c47b1a4f541ef0d32d2
SHA1 a0452ec5fc32b8ceb5b44d547e89d477aa6d2e87
SHA512 45a632f38f575b28c0478fa51c36d05ae9e9915d1566cd87e983e1cea6a7bb7ad26fecedda6eec542acceac465d2aca073d9301a338e5981b95b746bed09c451
SSDEEP 3072:NAoglOwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKb:eene
TLSH
T1DED3E70B5EA1CCEBD851043A57FAB22C86E7BC440DECE35697DDCC4634D2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1616-9-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4284-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4284-5-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/4700-8-0x0000000000400000-0x000000000040F000-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