blihanstealer | ec5d91e633f0758146dd16dbc478e03639071d9ba91cb699d70b019d1a7a32ed

Analysis

max time kernel
149s
max time network
140s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/10/2026, 04:04

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General

Target
2026-10-05_2792bc5fb890c51210a293740a98a1d6_elex_qilin_rhadamanthys.exe
Size 84KB
Sample261007-em9m5a112k
SHA256 ec5d91e633f0758146dd16dbc478e03639071d9ba91cb699d70b019d1a7a32ed
MD5 2792bc5fb890c51210a293740a98a1d6
SHA1 3a68172a0961bb9988c84adc72cfa702f6d9a739
SHA512 cbed5d65d61691001b9e928de7937f31dcfc51b840d26949e679b03f21cd5b1e50796978aaeb5dfc0eadb06b7940340064200b7a4887424c1add2ca9d872a0e3
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXD:E1oEFlt6vghzwYu7vih9GueIh9j2IoHV
TLSH
T14C833A5B8AA2CCEBD800003B57FAA67C86EBBC411DDCE3968BDDCC1634D2914C95E557
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/4676-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b85a-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4676-6-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5256-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3316-11-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3316	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3316	microsofthelp.exe
5256	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-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-05_2792bc5fb890c51210a293740a98a1d6_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-05_2792bc5fb890c51210a293740a98a1d6_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_2792bc5fb890c51210a293740a98a1d6_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 4676 wrote to memory of 3316	4676	2026-10-05_2792bc5fb890c51210a293740a98a1d6_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-05_2792bc5fb890c51210a293740a98a1d6_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-05_2792bc5fb890c51210a293740a98a1d6_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:4676
- 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:3316

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:5256

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 84KB
SHA256 fbeeec19da123c08c9f44a9fafe495662242b4bfc5507e2e03625a98ff833782
MD5 71338419dd341a614b733ce9056e399f
SHA1 145c600e206e87ae420034c6227279c86e2cf6ec
SHA512 3d5d156ac1450d0668e6739d169f46bcdbaaa540a3e27da6df16676f2019976cf63b1df6194c02b4ed815ced3a6dd80c5a0032e87bf8865b9751f5cc0af002ea
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZchUXt:E1oEFlt6vghzwYu7vih9GueIh9j2IoHL
TLSH
T16E833A578AA2CCEBD800003B57FAA67C86EBBC411DDCF3968BDDC81634D2918C95E557
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3316-11-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4676-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4676-6-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/5256-10-0x0000000000400000-0x000000000040E000-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