rhadamanthys | 2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716

General

Target

2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe
Size

313KB
MD5

fb64fc9632320a42e8f67e064cbf7625
SHA1

c4c40801ec5aac916a5266f6878ae056a8f43faf
SHA256

2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716
SHA512

695378bfc1a8962dbcd8026c932f50067a6c761808f1e34be7a169e8cf283b93ca4f05b66ef70e304720de697cbb810b790f9aa31a2d58e417c4d577ba730ff3
SSDEEP

6144:T5S++bGLgI/WIkz/AeGawCSVQIywvU/qKlY71f:9z+bGkI/UDxwtmIzM/

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 5 IoCs

resource	yara_rule
behavioral1/memory/1864-138-0x00000000024A0000-0x00000000024BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1864-140-0x00000000024A0000-0x00000000024BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1864-142-0x0000000002810000-0x0000000003810000-memory.dmp	family_rhadamanthys
behavioral1/memory/1864-143-0x00000000024A0000-0x00000000024BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1864-150-0x00000000024A0000-0x00000000024BC000-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\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
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

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe
1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe
1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3692	1864	WerFault.exe	86

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
1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe
1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe
3112	dllhost.exe
3112	dllhost.exe
3112	dllhost.exe
3112	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 3112	1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe	93
PID 1864 wrote to memory of 3112	1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe	93
PID 1864 wrote to memory of 3112	1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe	93
PID 1864 wrote to memory of 3112	1864	2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe	93

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\2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe
"C:\Users\Admin\AppData\Local\Temp\2be20ff5cace7f97accf3f1bf88de430fd125d7b4a00fb19dbdb908076363716.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1864
- 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:3112
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 700
  2⤵
  - Program crash
  PID:3692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1864 -ip 1864
1⤵
PID:2856

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/1864-145-0x00000000025E0000-0x00000000025E2000-memory.dmp

Filesize
8KB

Download
memory/1864-150-0x00000000024A0000-0x00000000024BC000-memory.dmp

Filesize
112KB

Download
memory/1864-138-0x00000000024A0000-0x00000000024BC000-memory.dmp

Filesize
112KB

Download
memory/1864-140-0x00000000024A0000-0x00000000024BC000-memory.dmp

Filesize
112KB

Download
memory/1864-141-0x0000000002450000-0x0000000002452000-memory.dmp

Filesize
8KB

Download
memory/1864-142-0x0000000002810000-0x0000000003810000-memory.dmp

Filesize
16.0MB

Download
memory/1864-143-0x00000000024A0000-0x00000000024BC000-memory.dmp

Filesize
112KB

Download
memory/1864-134-0x0000000002470000-0x000000000249E000-memory.dmp

Filesize
184KB

Download
memory/1864-135-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/1864-149-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/3112-146-0x0000017B5E830000-0x0000017B5E837000-memory.dmp

Filesize
28KB

Download
memory/3112-148-0x00007FF40C6A0000-0x00007FF40C79A000-memory.dmp

Filesize
1000KB

Download
memory/3112-147-0x00007FF40C6A0000-0x00007FF40C79A000-memory.dmp

Filesize
1000KB

Download
memory/3112-144-0x0000017B5E7E0000-0x0000017B5E7E1000-memory.dmp

Filesize
4KB

Download
memory/3112-151-0x00007FF40C6A0000-0x00007FF40C79A000-memory.dmp

Filesize
1000KB

Download
memory/3112-152-0x00007FF40C6A0000-0x00007FF40C79A000-memory.dmp

Filesize
1000KB

Download
memory/3112-153-0x00007FF40C6A0000-0x00007FF40C79A000-memory.dmp

Filesize
1000KB

Download
memory/3112-154-0x00007FF40C6A0000-0x00007FF40C79A000-memory.dmp

Filesize
1000KB

Download

Analysis

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