rhadamanthys | e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56

General

Target

e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe
Size

458KB
MD5

3d4b1986c7c8ca64dae0e9b7ab9923c7
SHA1

6a7632f01b3101432b7bbefe1f669a96de2dbb65
SHA256

e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56
SHA512

d791d4730397de008498aca83154dedef9def2001ac81b2df599752347cfbab0fdb3a70e1eed7dfc5e597c56f4526612e2a01dee5d36d55fb6cadebe92985245
SSDEEP

6144:W49Jw+aR1NjY4A8uP+/3NSNUy4REmvqwv9062cs5raA5cq37kh0FwKdN+MyRG7:5JwtrjY10pyoy62raE137kWdN+5R

Score

10^/10

rhadamanthys collection stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3668-122-0x0000000002A00000-0x0000000002E00000-memory.dmp	family_rhadamanthys
behavioral1/memory/3668-123-0x0000000002A00000-0x0000000002E00000-memory.dmp	family_rhadamanthys

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe

description pid process target process

PID 3668 created 3180 3668 e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe Explorer.EXE
Deletes itself 1 IoCs

Processes:

certreq.exe

pid process

4908 certreq.exe

description	pid	process	target process
PID 3668 created 3180	3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe	Explorer.EXE

pid	process
4908	certreq.exe

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	certreq.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3880 3668 WerFault.exe e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe

pid	pid_target	process	target process
3880	3668	WerFault.exe	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.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:

certreq.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	certreq.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	certreq.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.execertreq.exe

pid	process
3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe
3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe
3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe
3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe
4908	certreq.exe
4908	certreq.exe
4908	certreq.exe
4908	certreq.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe

description	pid	process	target process
PID 3668 wrote to memory of 4908	3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe	certreq.exe
PID 3668 wrote to memory of 4908	3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe	certreq.exe
PID 3668 wrote to memory of 4908	3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe	certreq.exe
PID 3668 wrote to memory of 4908	3668	e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe	certreq.exe

outlook_office_path 1 IoCs

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	certreq.exe

outlook_win_path 1 IoCs

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	certreq.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3180
- C:\Users\Admin\AppData\Local\Temp\e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe
  "C:\Users\Admin\AppData\Local\Temp\e48cd7954b24d3f5b6fd2b8308c0f7ab6bc72629243bb6ff67a51892a5c38f56.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3668 -s 516
    3⤵
    - Program crash
    PID:3880
- C:\Windows\system32\certreq.exe
  "C:\Windows\system32\certreq.exe"
  2⤵
  - Deletes itself
  - Accesses Microsoft Outlook profiles
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - outlook_office_path
  - outlook_win_path
  PID:4908

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/3668-134-0x0000000000400000-0x000000000095A000-memory.dmp

Filesize
5.4MB

Download
memory/3668-120-0x00000000026F0000-0x0000000002761000-memory.dmp

Filesize
452KB

Download
memory/3668-121-0x0000000000A20000-0x0000000000A27000-memory.dmp

Filesize
28KB

Download
memory/3668-122-0x0000000002A00000-0x0000000002E00000-memory.dmp

Filesize
4.0MB

Download
memory/3668-123-0x0000000002A00000-0x0000000002E00000-memory.dmp

Filesize
4.0MB

Download
memory/3668-119-0x00000000026A0000-0x00000000026E9000-memory.dmp

Filesize
292KB

Download
memory/3668-127-0x00000000037C0000-0x00000000037F6000-memory.dmp

Filesize
216KB

Download
memory/3668-133-0x00000000037C0000-0x00000000037F6000-memory.dmp

Filesize
216KB

Download
memory/4908-139-0x000001D4D7FE0000-0x000001D4D7FE7000-memory.dmp

Filesize
28KB

Download
memory/4908-145-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-124-0x000001D4D7F50000-0x000001D4D7F53000-memory.dmp

Filesize
12KB

Download
memory/4908-141-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-140-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-142-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-143-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-136-0x000001D4D7F50000-0x000001D4D7F53000-memory.dmp

Filesize
12KB

Download
memory/4908-148-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-147-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-149-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-150-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-151-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download
memory/4908-152-0x00007FF65E380000-0x00007FF65E4AD000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads