rhadamanthys | 4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4

General

Target

4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe
Size

425KB
MD5

508b07b12e1bddf3d338367f3289003e
SHA1

cc9f5c84f51f06ac247e0b7fa6366ee36c5db928
SHA256

4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4
SHA512

85001f13c3b25b5578a93a1b38193f9cba7f14349c138b1544e4f88502f2afb4cf137106171da9787aa7a31e79214f0e53eca9b9fe137a428720238fd8af4b01
SSDEEP

6144:deKM7SYjhM6zGLuRG/GI6sneflIzS6VqzNyeqXbf7Znfkmykbb7jt:MKUSQM6qLuR6GIOfezQpyeWH9Eab

Score

10^/10

rhadamanthys collection stealer

Malware Config

Extracted

Family

rhadamanthys

C2

http://179.43.142.201/img/favicon.png

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral1/memory/1836-138-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1836-139-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1836-141-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1836-150-0x00000000025A0000-0x00000000025BC000-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\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
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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2508	1836	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
1836	4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe
1836	4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe
1720	dllhost.exe
1720	dllhost.exe
1720	dllhost.exe
1720	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 1720	1836	4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe	91
PID 1836 wrote to memory of 1720	1836	4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe	91
PID 1836 wrote to memory of 1720	1836	4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe	91
PID 1836 wrote to memory of 1720	1836	4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe	91

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\4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe
"C:\Users\Admin\AppData\Local\Temp\4c9a7960e8775b4651a864b026887b878c6ba19da17845169da2ae55a3f62bb4.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1836
- 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:1720
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 732
  2⤵
  - Program crash
  PID:2508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1836 -ip 1836
1⤵
PID:4732

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

Loading Replay Monitor...

Downloads

memory/1720-145-0x00007FF415DC0000-0x00007FF415EBA000-memory.dmp

Filesize
1000KB

Download
memory/1720-152-0x00007FF415DC0000-0x00007FF415EBA000-memory.dmp

Filesize
1000KB

Download
memory/1720-151-0x00007FF415DC0000-0x00007FF415EBA000-memory.dmp

Filesize
1000KB

Download
memory/1720-149-0x00007FF415DC0000-0x00007FF415EBA000-memory.dmp

Filesize
1000KB

Download
memory/1720-147-0x00007FF415DC0000-0x00007FF415EBA000-memory.dmp

Filesize
1000KB

Download
memory/1720-146-0x00007FF415DC0000-0x00007FF415EBA000-memory.dmp

Filesize
1000KB

Download
memory/1720-142-0x000001F368340000-0x000001F368341000-memory.dmp

Filesize
4KB

Download
memory/1720-144-0x000001F368460000-0x000001F368467000-memory.dmp

Filesize
28KB

Download
memory/1836-140-0x0000000000AA0000-0x0000000000AA2000-memory.dmp

Filesize
8KB

Download
memory/1836-143-0x0000000000AA0000-0x0000000000AA3000-memory.dmp

Filesize
12KB

Download
memory/1836-141-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/1836-134-0x0000000000AC0000-0x0000000000AEE000-memory.dmp

Filesize
184KB

Download
memory/1836-139-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/1836-148-0x0000000000400000-0x000000000080F000-memory.dmp

Filesize
4.1MB

Download
memory/1836-150-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/1836-138-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/1836-135-0x0000000000400000-0x000000000080F000-memory.dmp

Filesize
4.1MB

Download

Analysis

Sharing