rhadamanthys | 996ae2564d05f89a89a93ea723c94e3ea978386acdc085fe6c2e49252625c3be

General

Target

e56cbf4cd824b44a3917c63d492c768e.exe
Size

315KB
MD5

e56cbf4cd824b44a3917c63d492c768e
SHA1

f29b7e77d3a5f72f9be167b6f80f002a202d181d
SHA256

996ae2564d05f89a89a93ea723c94e3ea978386acdc085fe6c2e49252625c3be
SHA512

5f2ef29f17b1bd124587fc8873a9f56714db893832b3ea202da548210419fa50625da154d72993f405bd04d10ce8d407da5ee78a43f6654d4fb21b1d42e7e226
SSDEEP

6144:BPPVsutvu1Umc9W9zLsB3jgW+/v8LNa10+6RuZtkjt:BnVsuNu1Bc9Y3cTB+/v8ha1xSuGt

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral2/memory/2480-138-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral2/memory/2480-140-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral2/memory/2480-143-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral2/memory/2480-149-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
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

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
2480	e56cbf4cd824b44a3917c63d492c768e.exe
2480	e56cbf4cd824b44a3917c63d492c768e.exe
2480	e56cbf4cd824b44a3917c63d492c768e.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2352	2480	WerFault.exe	82

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

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
2480	e56cbf4cd824b44a3917c63d492c768e.exe
2480	e56cbf4cd824b44a3917c63d492c768e.exe
4556	dllhost.exe
4556	dllhost.exe
4556	dllhost.exe
4556	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 4556	2480	e56cbf4cd824b44a3917c63d492c768e.exe	87
PID 2480 wrote to memory of 4556	2480	e56cbf4cd824b44a3917c63d492c768e.exe	87
PID 2480 wrote to memory of 4556	2480	e56cbf4cd824b44a3917c63d492c768e.exe	87
PID 2480 wrote to memory of 4556	2480	e56cbf4cd824b44a3917c63d492c768e.exe	87

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

C:\Users\Admin\AppData\Local\Temp\e56cbf4cd824b44a3917c63d492c768e.exe
"C:\Users\Admin\AppData\Local\Temp\e56cbf4cd824b44a3917c63d492c768e.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2480
- 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:4556
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2480 -s 700
  2⤵
  - Program crash
  PID:2352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2480 -ip 2480
1⤵
PID:5092

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2480-149-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/2480-148-0x0000000000400000-0x0000000000803000-memory.dmp

Filesize
4.0MB

Download
memory/2480-138-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/2480-140-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/2480-141-0x0000000000920000-0x0000000000922000-memory.dmp

Filesize
8KB

Download
memory/2480-142-0x00000000028F0000-0x00000000038F0000-memory.dmp

Filesize
16.0MB

Download
memory/2480-143-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/2480-134-0x0000000002550000-0x000000000257E000-memory.dmp

Filesize
184KB

Download
memory/2480-135-0x0000000000400000-0x0000000000803000-memory.dmp

Filesize
4.0MB

Download
memory/4556-146-0x00007FF4D1920000-0x00007FF4D1A1A000-memory.dmp

Filesize
1000KB

Download
memory/4556-145-0x00000280C82B0000-0x00000280C82B7000-memory.dmp

Filesize
28KB

Download
memory/4556-147-0x00007FF4D1920000-0x00007FF4D1A1A000-memory.dmp

Filesize
1000KB

Download
memory/4556-144-0x00000280C8190000-0x00000280C8191000-memory.dmp

Filesize
4KB

Download
memory/4556-150-0x00007FF4D1920000-0x00007FF4D1A1A000-memory.dmp

Filesize
1000KB

Download
memory/4556-151-0x00007FF4D1920000-0x00007FF4D1A1A000-memory.dmp

Filesize
1000KB

Download
memory/4556-152-0x00007FF4D1920000-0x00007FF4D1A1A000-memory.dmp

Filesize
1000KB

Download
memory/4556-153-0x00007FF4D1920000-0x00007FF4D1A1A000-memory.dmp

Filesize
1000KB

Download

Analysis

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