rhadamanthys | 67fa2d453117613f6eb3181144633448deed89e0257463e8001edecd7b991b9b

General

Target

aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe
Size

366KB
MD5

cd7b680c1d33ea53f40d274e809ef217
SHA1

f27a6398cad0a562b56d2eccdac462b9a780d991
SHA256

aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d
SHA512

2a178fef2ee96a4d626540d1fa7493d45216c21478626240864716e58de24b5156fa7aa1e78c76af18ed81fd4b2509ebef4abdc6a56f237cc21e0212495f572f
SSDEEP

6144:i9vnyWDSKcczM3mOsFsqlPJEMs+EWryl:i9f5WKRonoRjEWrQ

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral2/memory/3524-139-0x00000000047B0000-0x00000000047CC000-memory.dmp	family_rhadamanthys
behavioral2/memory/3524-141-0x00000000047B0000-0x00000000047CC000-memory.dmp	family_rhadamanthys
behavioral2/memory/3524-144-0x00000000047B0000-0x00000000047CC000-memory.dmp	family_rhadamanthys
behavioral2/memory/3524-151-0x00000000047B0000-0x00000000047CC000-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-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe
3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe
3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2776	3524	WerFault.exe	82

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
3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe
3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe
3952	dllhost.exe
3952	dllhost.exe
3952	dllhost.exe
3952	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3524 wrote to memory of 3952	3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe	89
PID 3524 wrote to memory of 3952	3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe	89
PID 3524 wrote to memory of 3952	3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe	89
PID 3524 wrote to memory of 3952	3524	aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe
"C:\Users\Admin\AppData\Local\Temp\aa149abdd00dd6344cd661a977468105dfdaba67753df2fbd99fb075f7b7a15d.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3524
- 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:3952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3524 -s 708
  2⤵
  - Program crash
  PID:2776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3524 -ip 3524
1⤵
PID:3900

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/3524-150-0x0000000000400000-0x0000000002B88000-memory.dmp

Filesize
39.5MB

Download
memory/3524-135-0x0000000000400000-0x0000000002B88000-memory.dmp

Filesize
39.5MB

Download
memory/3524-136-0x0000000004780000-0x00000000047AE000-memory.dmp

Filesize
184KB

Download
memory/3524-139-0x00000000047B0000-0x00000000047CC000-memory.dmp

Filesize
112KB

Download
memory/3524-141-0x00000000047B0000-0x00000000047CC000-memory.dmp

Filesize
112KB

Download
memory/3524-142-0x00000000047D0000-0x00000000047EA000-memory.dmp

Filesize
104KB

Download
memory/3524-143-0x00000000047D0000-0x00000000047EA000-memory.dmp

Filesize
104KB

Download
memory/3524-144-0x00000000047B0000-0x00000000047CC000-memory.dmp

Filesize
112KB

Download
memory/3524-151-0x00000000047B0000-0x00000000047CC000-memory.dmp

Filesize
112KB

Download
memory/3524-146-0x00000000047D0000-0x00000000047EA000-memory.dmp

Filesize
104KB

Download
memory/3524-134-0x0000000004780000-0x00000000047AE000-memory.dmp

Filesize
184KB

Download
memory/3952-148-0x00007FF4082C0000-0x00007FF4083BA000-memory.dmp

Filesize
1000KB

Download
memory/3952-149-0x00007FF4082C0000-0x00007FF4083BA000-memory.dmp

Filesize
1000KB

Download
memory/3952-147-0x0000028F960F0000-0x0000028F960F7000-memory.dmp

Filesize
28KB

Download
memory/3952-145-0x0000028F960A0000-0x0000028F960A1000-memory.dmp

Filesize
4KB

Download
memory/3952-152-0x00007FF4082C0000-0x00007FF4083BA000-memory.dmp

Filesize
1000KB

Download
memory/3952-153-0x00007FF4082C0000-0x00007FF4083BA000-memory.dmp

Filesize
1000KB

Download
memory/3952-154-0x00007FF4082C0000-0x00007FF4083BA000-memory.dmp

Filesize
1000KB

Download
memory/3952-155-0x00007FF4082C0000-0x00007FF4083BA000-memory.dmp

Filesize
1000KB

Download
memory/3952-156-0x00007FF4082C0000-0x00007FF4083BA000-memory.dmp

Filesize
1000KB

Download

Analysis

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