Analysis
- max time kernel
46s - max time network
49s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system - submitted
09/04/2023, 01:00
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230220-en
9 signatures
150 seconds
General
- Target setup.exe
- Size 264KB
- Sample230409-bcnq5aaa8w
- SHA256 c0093f55371c87e201ef12c1f98becc18dee2afab323d8d97e8605ce5a08c2d1
- MD5 fc1b43bd15336833638a4175395a420b
- SHA1 2066bc865bd89338f35e7074b5b5d305b2a3d0d3
- SHA512 7e19546cb3b51f22150c52000f63fc9d5e79a45673dcbc1d699c1f52f3ccf3ff5d58c7332f711dc0fbe3f5cda5c6331d4723d724dde439481fff9c1106618fb1
- SSDEEP 3072:LdTGoS8N8WAKVsCMZtjWbK0GO1d/X0CqLzhLWOO6RalTpIC5OBsy:5SyN8bT6bJP/UWCrl
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect rhadamanthys stealer shellcode 5 IoCs
resource yara_rule behavioral1/memory/2044-59-0x0000000000270000-0x000000000028C000-memory.dmp family_rhadamanthys behavioral1/memory/2044-60-0x0000000000270000-0x000000000028C000-memory.dmp family_rhadamanthys behavioral1/memory/2044-61-0x0000000000270000-0x000000000028C000-memory.dmp family_rhadamanthys behavioral1/memory/2044-62-0x0000000000270000-0x000000000028C000-memory.dmp family_rhadamanthys behavioral1/memory/2044-65-0x0000000000270000-0x000000000028C000-memory.dmp family_rhadamanthys - Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
- Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 dllhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dllhost.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2044 setup.exe 2044 setup.exe 460 dllhost.exe 460 dllhost.exe 460 dllhost.exe 460 dllhost.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2044 wrote to memory of 460 2044 setup.exe 28 PID 2044 wrote to memory of 460 2044 setup.exe 28 PID 2044 wrote to memory of 460 2044 setup.exe 28 PID 2044 wrote to memory of 460 2044 setup.exe 28 PID 2044 wrote to memory of 460 2044 setup.exe 28 PID 2044 wrote to memory of 460 2044 setup.exe 28 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\system32\dllhost.exe"C:\Windows\system32\dllhost.exe"2⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:460
-