rhadamanthys | 4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f

General

Target

4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe
Size

312KB
MD5

497cfa2431d03c06f6a60fa55d587dbc
SHA1

0b572da520699d7514b0f18edd20cd2d06d03238
SHA256

4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f
SHA512

75894723e76cae897ac51b87e6c25f83d2c677dabc0aacaf9d95f429e7e5d2820d40de3af9793f898ebe5303c7b8ee1cc45a9b8882c048b187e75f8f293aa645
SSDEEP

6144:REolVJf1L+w2BSMz/rVAEG06a+ZYpxkS:RXVJdSw2oMz/Onr8

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 5 IoCs

resource	yara_rule
behavioral1/memory/2492-138-0x0000000002220000-0x000000000223C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2492-140-0x0000000002220000-0x000000000223C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2492-142-0x00000000024E0000-0x00000000034E0000-memory.dmp	family_rhadamanthys
behavioral1/memory/2492-143-0x0000000002220000-0x000000000223C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2492-151-0x0000000002220000-0x000000000223C000-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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe
2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe
2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4668	2492	WerFault.exe	84

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 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
2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe
2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe
3540	dllhost.exe
3540	dllhost.exe
3540	dllhost.exe
3540	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 3540	2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe	91
PID 2492 wrote to memory of 3540	2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe	91
PID 2492 wrote to memory of 3540	2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe	91
PID 2492 wrote to memory of 3540	2492	4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe
"C:\Users\Admin\AppData\Local\Temp\4099b352c15d6191c8d98a823c9b95b58baa2bc1c308f06e6697562cd21c339f.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2492
- 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:3540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2492 -s 732
  2⤵
  - Program crash
  PID:4668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2492 -ip 2492
1⤵
PID:1244

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

Loading Replay Monitor...

Downloads

memory/2492-151-0x0000000002220000-0x000000000223C000-memory.dmp

Filesize
112KB

Download
memory/2492-135-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2492-138-0x0000000002220000-0x000000000223C000-memory.dmp

Filesize
112KB

Download
memory/2492-140-0x0000000002220000-0x000000000223C000-memory.dmp

Filesize
112KB

Download
memory/2492-141-0x0000000002240000-0x000000000225A000-memory.dmp

Filesize
104KB

Download
memory/2492-142-0x00000000024E0000-0x00000000034E0000-memory.dmp

Filesize
16.0MB

Download
memory/2492-143-0x0000000002220000-0x000000000223C000-memory.dmp

Filesize
112KB

Download
memory/2492-149-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2492-134-0x00000000021F0000-0x000000000221E000-memory.dmp

Filesize
184KB

Download
memory/2492-145-0x0000000002270000-0x0000000002272000-memory.dmp

Filesize
8KB

Download
memory/3540-146-0x0000024A9A2D0000-0x0000024A9A2D7000-memory.dmp

Filesize
28KB

Download
memory/3540-148-0x00007FF4A2ED0000-0x00007FF4A2FCA000-memory.dmp

Filesize
1000KB

Download
memory/3540-150-0x00007FF4A2ED0000-0x00007FF4A2FCA000-memory.dmp

Filesize
1000KB

Download
memory/3540-147-0x00007FF4A2ED0000-0x00007FF4A2FCA000-memory.dmp

Filesize
1000KB

Download
memory/3540-144-0x0000024A9A1B0000-0x0000024A9A1B1000-memory.dmp

Filesize
4KB

Download
memory/3540-152-0x00007FF4A2ED0000-0x00007FF4A2FCA000-memory.dmp

Filesize
1000KB

Download
memory/3540-153-0x00007FF4A2ED0000-0x00007FF4A2FCA000-memory.dmp

Filesize
1000KB

Download
memory/3540-154-0x00007FF4A2ED0000-0x00007FF4A2FCA000-memory.dmp

Filesize
1000KB

Download

Analysis

Sharing