Analysis
- max time kernel
91s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
14/04/2023, 00:59
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 339KB
- Sample230414-bb3tnafc48
- SHA256 b9ad234abeb1490f2c2d28dd2387f0575ba5128ebb799741b1f3179622204175
- MD5 5daf34c3c86969f1d9caa5876cb3a5e9
- SHA1 6e8d662be02470d57d1007ffc8857779232c9d4d
- SHA512 45119da070300d5009b5b910760ad1e72912e38e07148e53e6d8dd5270026344789f786b153e9d16f0d34f89032a6bc54643434465d8a2ea956ada28094fa5c1
- SSDEEP 3072:y4j6wHa1Iz2xFchEb8+cxcl2XEaQQQLtsiwOV8osCNqe1F2CDQMQRkeVL8sLNt/5:0g/hEba6sluLtRJPse1E1RkeVYsv3y
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
rhadamanthys
C2
-
http://179.43.142.201/img/favicon.png
Signatures
- Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral2/memory/3104-138-0x0000000000630000-0x000000000064C000-memory.dmp family_rhadamanthys behavioral2/memory/3104-139-0x0000000000630000-0x000000000064C000-memory.dmp family_rhadamanthys behavioral2/memory/3104-141-0x0000000000630000-0x000000000064C000-memory.dmp family_rhadamanthys behavioral2/memory/3104-148-0x0000000000630000-0x000000000064C000-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-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe - Program crash 1 IoCs
pid pid_target Process procid_target 3364 3104 WerFault.exe 83 - 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 3104 setup.exe 3104 setup.exe 1700 dllhost.exe 1700 dllhost.exe 1700 dllhost.exe 1700 dllhost.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3104 wrote to memory of 1700 3104 setup.exe 90 PID 3104 wrote to memory of 1700 3104 setup.exe 90 PID 3104 wrote to memory of 1700 3104 setup.exe 90 PID 3104 wrote to memory of 1700 3104 setup.exe 90 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\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:3104 -
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:1700
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 8362⤵
- Program crash
PID:3364
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3104 -ip 31041⤵PID:492