Analysis
-
max time kernel
82s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
15/04/2023, 21:41
Static task
static1
Behavioral task
behavioral1
Sample
70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe
Resource
win10v2004-20230220-en
General
-
Target
70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe
-
Size
418KB
-
MD5
3af1d419a6b4359fa3f884eed0153954
-
SHA1
3216468a6e656e860047c5a9b608b09a59c667bf
-
SHA256
70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6
-
SHA512
8766dbca8739668f7502f9cc3c8701765fa8c63c95f7d5ef6d1d70b45cd3eb2a47d60031657b2dc7976f712f481ed3f3dbd175458a995c3ff75ef0a1f7ba1fc0
-
SSDEEP
6144:Pe9N1DxWDJ6I3CxYu8nIWd53zM9RITFmcc2ohSxknbe4:Pen1V66I3Cx58IWv3A9R8mcNpknq4
Malware Config
Extracted
rhadamanthys
http://179.43.142.201/img/favicon.png
Signatures
-
Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral1/memory/2348-138-0x0000000000960000-0x000000000097C000-memory.dmp family_rhadamanthys behavioral1/memory/2348-139-0x0000000000960000-0x000000000097C000-memory.dmp family_rhadamanthys behavioral1/memory/2348-141-0x0000000000960000-0x000000000097C000-memory.dmp family_rhadamanthys behavioral1/memory/2348-148-0x0000000000960000-0x000000000097C000-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-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1364 2348 WerFault.exe 85 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dllhost.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 dllhost.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2348 70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe 2348 70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe 4900 dllhost.exe 4900 dllhost.exe 4900 dllhost.exe 4900 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2348 wrote to memory of 4900 2348 70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe 92 PID 2348 wrote to memory of 4900 2348 70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe 92 PID 2348 wrote to memory of 4900 2348 70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe 92 PID 2348 wrote to memory of 4900 2348 70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe 92 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe"C:\Users\Admin\AppData\Local\Temp\70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2348 -
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:4900
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2348 -s 7322⤵
- Program crash
PID:1364
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2348 -ip 23481⤵PID:3764