Analysis
- max time kernel
150s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/10/2026, 21:29
Behavioral task
behavioral1
Sample
2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.exe
Resource
win11ltsc2024-20260911-en
11 signatures
150 seconds
General
- Target 2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.exe
- Size 382KB
- Sample261003-1b52fsff62
- SHA256 e827069ef10fcd270d362b50a53bf5ec692599b1a774e307872eba10e5329ef8
- MD5 281a8b02cbe3d763546bb46a6db062dc
- SHA1 acba3c27ad9353039966cf66daf3f47ea4794562
- SHA512 e98e1795bc410a5d0845772d04cf9d0bf307c17c2197e0826b2420564ee4944aaed00ad460942de9f8584a2733136370e4e64179a2aa15636eb924cbc2a52d8d
- SSDEEP 6144:Y9nXgeM7iNEkgiOb31kiEC3J+d9nutEGOlJ:Ytge3jgR1qC3YdQt
- TLSH T15A847C12AE94C4F3E85300B20694A77D9A77FC34199DDA43D3D9DE7928E0610CA9D3AF
- MD5 SHA1 SHA512 SSDEEP TLSH
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++.
- Family: Snojan
Snojan is a downloader used to drop and execute other malware.
- Detects Stormser aka Storm DDoS and StormAttack 1 IoCs
resource yara_rule behavioral2/files/0x00080000000068e2-4.dat family_stormser - Detects executables built or packed with MPress PE compressor 5 IoCs
resource yara_rule behavioral2/memory/708-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x00080000000068e2-4.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/708-5-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/5036-8-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3568-9-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_MPress - Deletes itself 1 TTPs 1 IoCs
pid Process 3568 microsofthelp.exe - Executes dropped EXE 2 IoCs
pid Process 3568 microsofthelp.exe 5036 microsofthelp.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4057491610-3392471755-192832105-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 708 wrote to memory of 3568 708 2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-01_281a8b02cbe3d763546bb46a6db062dc_elex_qilin_rhadamanthys_wannacry.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:708 -
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:3568
-
-
C:\Windows\microsofthelp.exeC:\Windows\microsofthelp.exe1⤵
- Executes dropped EXE
PID:5036
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\microsofthelp.exe
- Size 382KB
- SHA256 6afcf6eb3eba21159a7c5f58946a499369265370989e2c1aae642859d9788802
- MD5 c44b290dfe63bcfa93efb7ee06d3f572
- SHA1 136fde7dbcd94978945e5e0eac3b684859e2ab0c
- SHA512 01964d66de9a3cfa72f68da8629036f93477adde96ed9e3e033520086b97eacc2d08915b6019d553f723fd8e231f3fb6bf591cc05aa65824d1241857209722bd
- SSDEEP 6144:Y9nXgeM7iNEkgiOb31kiEC3J+d9nutEGOlJ:Ytge3jgR1qC3YdQt
- TLSH T105847C12AE94C4F3E85300B20694A77D9A77FC34199DDA43D3D9DE7928E0610CA9D3AF
- MD5 SHA1 SHA512 SSDEEP TLSH