rhadamanthys | 71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24

General

Target

71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe
Size

354KB
MD5

a8b41c1712f895691cfa657a4ef41645
SHA1

394381d21e2568d932bd6ca5dfbf77f3938b6506
SHA256

71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24
SHA512

a8551a6ed8e145cba09e9ad51bb42de4abe56c5541666cda9c62f6a0a13f027ca5c4f011d29ac40c6172a773378ad0990f227aec3a9e19036246a52e168641c1
SSDEEP

6144:UJjML+3Y09VWn+nzVqcX4aaWp0o4spzSzGglXr:UJg8Y0jdaW+oPlSRr

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral1/memory/368-138-0x0000000004880000-0x000000000489C000-memory.dmp	family_rhadamanthys
behavioral1/memory/368-139-0x0000000004880000-0x000000000489C000-memory.dmp	family_rhadamanthys
behavioral1/memory/368-142-0x0000000004880000-0x000000000489C000-memory.dmp	family_rhadamanthys
behavioral1/memory/368-152-0x0000000004880000-0x000000000489C000-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-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe
368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe
368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.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
368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe
368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe
4800	dllhost.exe
4800	dllhost.exe
4800	dllhost.exe
4800	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 368 wrote to memory of 4800	368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe	90
PID 368 wrote to memory of 4800	368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe	90
PID 368 wrote to memory of 4800	368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe	90
PID 368 wrote to memory of 4800	368	71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe
"C:\Users\Admin\AppData\Local\Temp\71410abe0923f4899fdd01fcc65a6b7e67ceef9ad6d649f13fe7a5c581a33e24.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:368
- 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:4800

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/368-152-0x0000000004880000-0x000000000489C000-memory.dmp

Filesize
112KB

Download
memory/368-135-0x0000000000400000-0x0000000002B08000-memory.dmp

Filesize
39.0MB

Download
memory/368-138-0x0000000004880000-0x000000000489C000-memory.dmp

Filesize
112KB

Download
memory/368-137-0x0000000000400000-0x0000000002B08000-memory.dmp

Filesize
39.0MB

Download
memory/368-139-0x0000000004880000-0x000000000489C000-memory.dmp

Filesize
112KB

Download
memory/368-141-0x0000000002BC0000-0x0000000002BC2000-memory.dmp

Filesize
8KB

Download
memory/368-142-0x0000000004880000-0x000000000489C000-memory.dmp

Filesize
112KB

Download
memory/368-143-0x0000000002BC0000-0x0000000002BC3000-memory.dmp

Filesize
12KB

Download
memory/368-134-0x0000000002CB0000-0x0000000002CDE000-memory.dmp

Filesize
184KB

Download
memory/4800-144-0x00000239EBFE0000-0x00000239EBFE1000-memory.dmp

Filesize
4KB

Download
memory/4800-146-0x00007FF44FC50000-0x00007FF44FD4A000-memory.dmp

Filesize
1000KB

Download
memory/4800-147-0x00007FF44FC50000-0x00007FF44FD4A000-memory.dmp

Filesize
1000KB

Download
memory/4800-148-0x00007FF44FC50000-0x00007FF44FD4A000-memory.dmp

Filesize
1000KB

Download
memory/4800-149-0x00007FF44FC50000-0x00007FF44FD4A000-memory.dmp

Filesize
1000KB

Download
memory/4800-150-0x00007FF44FC50000-0x00007FF44FD4A000-memory.dmp

Filesize
1000KB

Download
memory/4800-145-0x00000239EC100000-0x00000239EC107000-memory.dmp

Filesize
28KB

Download
memory/4800-153-0x00007FF44FC50000-0x00007FF44FD4A000-memory.dmp

Filesize
1000KB

Download

Analysis

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