blihanstealer | ca5b010ec0070a8681d296a8fe542a10d6ba920c1eae2eb604c0058df225da63

Analysis

max time kernel
150s
max time network
128s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
27/10/2026, 12:12

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-10-26_8cab19bfa0b64ba6afa6441a20f95451_elex_qilin_rhadamanthys.exe
Size 130KB
Sample261027-pderhady5k
SHA256 ca5b010ec0070a8681d296a8fe542a10d6ba920c1eae2eb604c0058df225da63
MD5 8cab19bfa0b64ba6afa6441a20f95451
SHA1 5ae84854911ce87064eab9b98ba9682544bfd4ca
SHA512 16dc45ecb49ee9cd4eff46fcefda07a20a8587d6c6535da9a7c5701f38f25c1836d2bcbae71e17b135b80d2326e47f0d5e56f553e4607a068c6c8c52eb1eee1e
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKT:W9nu
TLSH
T14ED3D6075EA1CCEBD810043A17FAB22D86E7BC441DDCE35697EECC4635C2918C8AEA57
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/4600-0-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x0007000000011392-4.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4600-6-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4636-8-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3856-9-0x0000000000400000-0x000000000040F000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3856	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
3856	microsofthelp.exe
4636	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"	2026-10-26_8cab19bfa0b64ba6afa6441a20f95451_elex_qilin_rhadamanthys.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	2026-10-26_8cab19bfa0b64ba6afa6441a20f95451_elex_qilin_rhadamanthys.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	2026-10-26_8cab19bfa0b64ba6afa6441a20f95451_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 4600 wrote to memory of 3856	4600	2026-10-26_8cab19bfa0b64ba6afa6441a20f95451_elex_qilin_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-26_8cab19bfa0b64ba6afa6441a20f95451_elex_qilin_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-26_8cab19bfa0b64ba6afa6441a20f95451_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:4600
- 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:3856

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4636

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

Replay Monitor

Loading Replay Monitor...

Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 131KB
SHA256 e9b339b9a95c873d07273288b516ba639512577736028a638c1ac8ecbff4cc22
MD5 72a98054381f87224e5274a7dd779834
SHA1 cb65c117f291d1d39ac44eb6a206d88333acb584
SHA512 fe2ee97fb23caebe0992e7cbe2d71cf4180f0d55023852b81f8acc1faafbfc1345376c7e49e608362177fe85a27304209a3f390c912214521265c7b6e1e872a6
SSDEEP 3072:lAo1lOwvlKlXBP6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1hKI:W9nu
TLSH
T1EFD3D6075EA1CCEBD810043A17FAB22D86E7BC441DDCE35697EECC4635C2918C8AEA57
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3856-9-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4600-0-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4600-6-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/4636-8-0x0000000000400000-0x000000000040F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads