rhadamanthys | c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc

General

Target

c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe
Size

425KB
MD5

3c0cafd404bee43f758f88b49f380014
SHA1

b14e0c7947a85d05cb31181279210cfcfce6507d
SHA256

c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc
SHA512

d2d0f9b4e31c4c25f932b419ebe67d1de0cdc09f202e32d9d616ae7eac848e40b11799c4ad4397b02258320caf613e069479c26f49324e8d4fc1a05cbd296ee0
SSDEEP

12288:XZWDBLd+vgO4U5n1MoettY9r/c76E6CVr:XIDcgOX5n1MosKNE76HCV

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral1/memory/2344-138-0x0000000002430000-0x000000000244C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2344-139-0x0000000002430000-0x000000000244C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2344-141-0x0000000002430000-0x000000000244C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2344-148-0x0000000002430000-0x000000000244C000-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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
452	2344	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
2344	c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe
2344	c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe
4144	dllhost.exe
4144	dllhost.exe
4144	dllhost.exe
4144	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 4144	2344	c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe	89
PID 2344 wrote to memory of 4144	2344	c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe	89
PID 2344 wrote to memory of 4144	2344	c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe	89
PID 2344 wrote to memory of 4144	2344	c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe	89

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\c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe
"C:\Users\Admin\AppData\Local\Temp\c2a66cf46a571b38afe385d3ad9b072752bb81bb61ec2892146376d3afca33dc.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2344
- 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:4144
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 704
  2⤵
  - Program crash
  PID:452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2344 -ip 2344
1⤵
PID:1540

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/2344-148-0x0000000002430000-0x000000000244C000-memory.dmp

Filesize
112KB

Download
memory/2344-147-0x0000000000400000-0x000000000080F000-memory.dmp

Filesize
4.1MB

Download
memory/2344-138-0x0000000002430000-0x000000000244C000-memory.dmp

Filesize
112KB

Download
memory/2344-139-0x0000000002430000-0x000000000244C000-memory.dmp

Filesize
112KB

Download
memory/2344-140-0x0000000002450000-0x0000000002452000-memory.dmp

Filesize
8KB

Download
memory/2344-141-0x0000000002430000-0x000000000244C000-memory.dmp

Filesize
112KB

Download
memory/2344-134-0x0000000002400000-0x000000000242E000-memory.dmp

Filesize
184KB

Download
memory/2344-143-0x0000000002490000-0x0000000002492000-memory.dmp

Filesize
8KB

Download
memory/2344-135-0x0000000000400000-0x000000000080F000-memory.dmp

Filesize
4.1MB

Download
memory/4144-146-0x00007FF46EE90000-0x00007FF46EF8A000-memory.dmp

Filesize
1000KB

Download
memory/4144-145-0x00007FF46EE90000-0x00007FF46EF8A000-memory.dmp

Filesize
1000KB

Download
memory/4144-144-0x000001A3245E0000-0x000001A3245E7000-memory.dmp

Filesize
28KB

Download
memory/4144-142-0x000001A3244C0000-0x000001A3244C1000-memory.dmp

Filesize
4KB

Download
memory/4144-149-0x00007FF46EE90000-0x00007FF46EF8A000-memory.dmp

Filesize
1000KB

Download
memory/4144-150-0x00007FF46EE90000-0x00007FF46EF8A000-memory.dmp

Filesize
1000KB

Download
memory/4144-151-0x00007FF46EE90000-0x00007FF46EF8A000-memory.dmp

Filesize
1000KB

Download
memory/4144-152-0x00007FF46EE90000-0x00007FF46EF8A000-memory.dmp

Filesize
1000KB

Download
memory/4144-153-0x00007FF46EE90000-0x00007FF46EF8A000-memory.dmp

Filesize
1000KB

Download

Analysis

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