rhadamanthys | 7d16edee6fbccf5bcb73691b8f69113f3e80c804d66b49e71be48ef21eea30b5

General

Target

SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe
Size

179KB
MD5

cee44021a4841cf66516938c3b09cd3a
SHA1

0e2d3a5f496f87ea41b0fe273332dee4b0988d9f
SHA256

7d16edee6fbccf5bcb73691b8f69113f3e80c804d66b49e71be48ef21eea30b5
SHA512

43e3a990b9a19f6890c1a86ddf41a59d2f42c3dd902dcd73ece9f6fcf4ffb9347b785a10ab0a7a9e0fc8c72ad14d31e2a90593dd585d3a1aee71b72208b5c4cb
SSDEEP

3072:bwevYpKTDMDU3fuuE46lC4PQyfHU6Ig4cjnjFRpbll/XbqefxlS3ETgmBN8vqI5L:sevY8m+u3wB4HzlrzPOefxoEBK7

Score

10^/10

rhadamanthys collection stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1284-55-0x00000000000E0000-0x00000000000FC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1284-56-0x00000000000E0000-0x00000000000FC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1284-58-0x00000000000E0000-0x00000000000FC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1284-66-0x00000000000E0000-0x00000000000FC000-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

Processes:

dllhost.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe

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

Processes:

dllhost.exe

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

Processes:

SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exedllhost.exe

pid	Process
1284	SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe
1284	SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe
1580	dllhost.exe
1580	dllhost.exe
1580	dllhost.exe
1580	dllhost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe

description	pid	Process	procid_target
PID 1284 wrote to memory of 1580	1284	SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe	28
PID 1284 wrote to memory of 1580	1284	SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe	28
PID 1284 wrote to memory of 1580	1284	SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe	28
PID 1284 wrote to memory of 1580	1284	SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe	28
PID 1284 wrote to memory of 1580	1284	SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe	28
PID 1284 wrote to memory of 1580	1284	SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe	28

outlook_office_path 1 IoCs

Processes:

dllhost.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

Processes:

dllhost.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.448594.18566.12190.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1284
- 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:1580

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

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Downloads

memory/1284-55-0x00000000000E0000-0x00000000000FC000-memory.dmp

Filesize
112KB

Download
memory/1284-57-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/1284-56-0x00000000000E0000-0x00000000000FC000-memory.dmp

Filesize
112KB

Download
memory/1284-58-0x00000000000E0000-0x00000000000FC000-memory.dmp

Filesize
112KB

Download
memory/1284-66-0x00000000000E0000-0x00000000000FC000-memory.dmp

Filesize
112KB

Download
memory/1580-61-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1580-60-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1580-62-0x0000000000070000-0x0000000000077000-memory.dmp

Filesize
28KB

Download
memory/1580-63-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1580-64-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1580-65-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1580-59-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/1580-67-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads