rhadamanthys | 31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc

General

Target

31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe
Size

250KB
MD5

1b3c1aaec67d86d628ef83a565c77915
SHA1

33f3d77623834c7c9bef8680df57810cb491e40b
SHA256

31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc
SHA512

99450c474b964208f9f5b5364981e9118e180f191b21d9d62d161f72207bccdca9c19b7ee8fafef6b2f2ab6bcae45471344c05c6733363b7c5ecaa21b415ed69
SSDEEP

3072:jhlKDLfIO91NbcLOn6zK9scN3/UD2EoXAE8VZvViOGJ0Ivkg6OegyBrMwTZv:/8Lw9I6WecN3/UF40ZvCJ02R6uir9

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 5 IoCs

resource	yara_rule
behavioral1/memory/2316-138-0x0000000000780000-0x000000000079C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2316-140-0x0000000000780000-0x000000000079C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2316-142-0x0000000002570000-0x0000000003570000-memory.dmp	family_rhadamanthys
behavioral1/memory/2316-143-0x0000000000780000-0x000000000079C000-memory.dmp	family_rhadamanthys
behavioral1/memory/2316-149-0x0000000000780000-0x000000000079C000-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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe
2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe
2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
236	2316	WerFault.exe	84

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
2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe
2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe
1112	dllhost.exe
1112	dllhost.exe
1112	dllhost.exe
1112	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 1112	2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe	96
PID 2316 wrote to memory of 1112	2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe	96
PID 2316 wrote to memory of 1112	2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe	96
PID 2316 wrote to memory of 1112	2316	31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe	96

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe
"C:\Users\Admin\AppData\Local\Temp\31772c68ee17c7418b662360c0c1878ab425053fbee7855d7427af40275dbebc.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2316
- 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:1112
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 712
  2⤵
  - Program crash
  PID:236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2316 -ip 2316
1⤵
PID:1048

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/1112-145-0x000001E50E530000-0x000001E50E537000-memory.dmp

Filesize
28KB

Download
memory/1112-153-0x00007FF400960000-0x00007FF400A5A000-memory.dmp

Filesize
1000KB

Download
memory/1112-152-0x00007FF400960000-0x00007FF400A5A000-memory.dmp

Filesize
1000KB

Download
memory/1112-151-0x00007FF400960000-0x00007FF400A5A000-memory.dmp

Filesize
1000KB

Download
memory/1112-150-0x00007FF400960000-0x00007FF400A5A000-memory.dmp

Filesize
1000KB

Download
memory/1112-147-0x00007FF400960000-0x00007FF400A5A000-memory.dmp

Filesize
1000KB

Download
memory/1112-146-0x00007FF400960000-0x00007FF400A5A000-memory.dmp

Filesize
1000KB

Download
memory/1112-144-0x000001E50E220000-0x000001E50E221000-memory.dmp

Filesize
4KB

Download
memory/2316-141-0x00000000007A0000-0x00000000007BA000-memory.dmp

Filesize
104KB

Download
memory/2316-143-0x0000000000780000-0x000000000079C000-memory.dmp

Filesize
112KB

Download
memory/2316-142-0x0000000002570000-0x0000000003570000-memory.dmp

Filesize
16.0MB

Download
memory/2316-148-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/2316-149-0x0000000000780000-0x000000000079C000-memory.dmp

Filesize
112KB

Download
memory/2316-134-0x0000000000750000-0x000000000077E000-memory.dmp

Filesize
184KB

Download
memory/2316-140-0x0000000000780000-0x000000000079C000-memory.dmp

Filesize
112KB

Download
memory/2316-138-0x0000000000780000-0x000000000079C000-memory.dmp

Filesize
112KB

Download
memory/2316-135-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download

Analysis

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