rhadamanthys | 91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403

General

Target

91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe
Size

179KB
MD5

6d5f74f263d5ab9b0e3315b495eb72d5
SHA1

356f4e0a47151992426c425665d0382eb396a093
SHA256

91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403
SHA512

0fdb51ca3d04be5b82a5d5eb67ec9fe7ca02e3fbced6a1cd95224aa074dfcf3cabf101d7fa4f5d369a0f837ef3caf04ac96f12eada09ec834f7e244f5572afd1
SSDEEP

3072:bwevYpKTDMDUKfuuE46lC4PQyfHU6Ig4cjnjFRpbll/XbqefxlS3ETgmBN8vqI5L:sevY8mlu3wB4HzlrzPOefxoEBK7

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral1/memory/3552-118-0x0000000000660000-0x000000000067C000-memory.dmp	family_rhadamanthys
behavioral1/memory/3552-119-0x0000000000660000-0x000000000067C000-memory.dmp	family_rhadamanthys
behavioral1/memory/3552-121-0x0000000000660000-0x000000000067C000-memory.dmp	family_rhadamanthys
behavioral1/memory/3552-129-0x0000000000660000-0x000000000067C000-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-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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

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
3552	91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe
3552	91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe
4348	dllhost.exe
4348	dllhost.exe
4348	dllhost.exe
4348	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3552 wrote to memory of 4348	3552	91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe	66
PID 3552 wrote to memory of 4348	3552	91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe	66
PID 3552 wrote to memory of 4348	3552	91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe	66
PID 3552 wrote to memory of 4348	3552	91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe	66

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe
"C:\Users\Admin\AppData\Local\Temp\91ae44bd5a35834354cc69c2e04f9260cbf7025d18ec59af558f4213b81d7403.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3552
- 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:4348

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/3552-129-0x0000000000660000-0x000000000067C000-memory.dmp

Filesize
112KB

Download
memory/3552-119-0x0000000000660000-0x000000000067C000-memory.dmp

Filesize
112KB

Download
memory/3552-120-0x0000000000E60000-0x0000000000E62000-memory.dmp

Filesize
8KB

Download
memory/3552-121-0x0000000000660000-0x000000000067C000-memory.dmp

Filesize
112KB

Download
memory/3552-118-0x0000000000660000-0x000000000067C000-memory.dmp

Filesize
112KB

Download
memory/3552-123-0x0000000000E60000-0x0000000000E63000-memory.dmp

Filesize
12KB

Download
memory/4348-124-0x0000013907D50000-0x0000013907D57000-memory.dmp

Filesize
28KB

Download
memory/4348-125-0x00007FF68A5B0000-0x00007FF68A6AA000-memory.dmp

Filesize
1000KB

Download
memory/4348-130-0x00007FF68A5B0000-0x00007FF68A6AA000-memory.dmp

Filesize
1000KB

Download
memory/4348-122-0x0000013907DA0000-0x0000013907DA1000-memory.dmp

Filesize
4KB

Download
memory/4348-128-0x00007FF68A5B0000-0x00007FF68A6AA000-memory.dmp

Filesize
1000KB

Download
memory/4348-131-0x00007FF68A5B0000-0x00007FF68A6AA000-memory.dmp

Filesize
1000KB

Download
memory/4348-132-0x00007FF68A5B0000-0x00007FF68A6AA000-memory.dmp

Filesize
1000KB

Download
memory/4348-133-0x00007FF68A5B0000-0x00007FF68A6AA000-memory.dmp

Filesize
1000KB

Download

Analysis

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