rhadamanthys | 6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894

General

Target

6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe
Size

305KB
MD5

4499d37024680616fa1e6302f0a18e0d
SHA1

5526c8fb7c0331c1e4c4e75b8b96f5d7b0484391
SHA256

6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894
SHA512

f90d68595cc09dce88c1f7e8380b14127ae2d99a2c2583c085e758509d00b996ee2934a8dedf3581f1b2df695b33ef61d786da6b94a6875d9b3f9c339a70f5d9
SSDEEP

6144:WQkTiymvSz078AoK6YRXJpbHV/gzKhexf:ZkTFmvSzaLD6YpJ1Voug

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 6 IoCs

resource	yara_rule
behavioral1/memory/1732-142-0x00000000001C0000-0x00000000001DC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1732-143-0x00000000001C0000-0x00000000001DC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1732-145-0x00000000001E0000-0x00000000001FA000-memory.dmp	family_rhadamanthys
behavioral1/memory/1732-147-0x00000000001C0000-0x00000000001DC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1732-149-0x00000000001C0000-0x00000000001DC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1732-158-0x00000000001C0000-0x00000000001DC000-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-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe
1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe
1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.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
1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe
1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe
3164	dllhost.exe
3164	dllhost.exe
3164	dllhost.exe
3164	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 3164	1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe	89
PID 1732 wrote to memory of 3164	1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe	89
PID 1732 wrote to memory of 3164	1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe	89
PID 1732 wrote to memory of 3164	1732	6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe
"C:\Users\Admin\AppData\Local\Temp\6334e7eae17935ebe9297b9f7eb3049f56fa8d120e4e2bd64863b061f1e73894.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1732
- 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:3164

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/1732-151-0x0000000004B00000-0x0000000005B00000-memory.dmp

Filesize
16.0MB

Download
memory/1732-145-0x00000000001E0000-0x00000000001FA000-memory.dmp

Filesize
104KB

Download
memory/1732-136-0x00000000048B0000-0x00000000048DE000-memory.dmp

Filesize
184KB

Download
memory/1732-137-0x0000000000400000-0x0000000002B7A000-memory.dmp

Filesize
39.5MB

Download
memory/1732-142-0x00000000001C0000-0x00000000001DC000-memory.dmp

Filesize
112KB

Download
memory/1732-143-0x00000000001C0000-0x00000000001DC000-memory.dmp

Filesize
112KB

Download
memory/1732-150-0x00000000001E0000-0x00000000001FA000-memory.dmp

Filesize
104KB

Download
memory/1732-146-0x0000000004B00000-0x0000000005B00000-memory.dmp

Filesize
16.0MB

Download
memory/1732-147-0x00000000001C0000-0x00000000001DC000-memory.dmp

Filesize
112KB

Download
memory/1732-148-0x0000000000400000-0x0000000002B7A000-memory.dmp

Filesize
39.5MB

Download
memory/1732-135-0x0000000000400000-0x0000000002B7A000-memory.dmp

Filesize
39.5MB

Download
memory/1732-149-0x00000000001C0000-0x00000000001DC000-memory.dmp

Filesize
112KB

Download
memory/1732-158-0x00000000001C0000-0x00000000001DC000-memory.dmp

Filesize
112KB

Download
memory/1732-152-0x00000000048E0000-0x00000000048E2000-memory.dmp

Filesize
8KB

Download
memory/1732-134-0x00000000048B0000-0x00000000048DE000-memory.dmp

Filesize
184KB

Download
memory/3164-154-0x000002D2F2830000-0x000002D2F2837000-memory.dmp

Filesize
28KB

Download
memory/3164-153-0x000002D2F2710000-0x000002D2F2711000-memory.dmp

Filesize
4KB

Download
memory/3164-155-0x00007FF414440000-0x00007FF41453A000-memory.dmp

Filesize
1000KB

Download
memory/3164-160-0x00007FF414440000-0x00007FF41453A000-memory.dmp

Filesize
1000KB

Download
memory/3164-161-0x00007FF414440000-0x00007FF41453A000-memory.dmp

Filesize
1000KB

Download
memory/3164-162-0x00007FF414440000-0x00007FF41453A000-memory.dmp

Filesize
1000KB

Download
memory/3164-163-0x00007FF414440000-0x00007FF41453A000-memory.dmp

Filesize
1000KB

Download
memory/3164-164-0x00007FF414440000-0x00007FF41453A000-memory.dmp

Filesize
1000KB

Download
memory/3164-165-0x00007FF414440000-0x00007FF41453A000-memory.dmp

Filesize
1000KB

Download

Analysis

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