rhadamanthys | 447102cbda0f30fdb352c94f4809d1301287bf232298760e7471dcfb718364ec

Analysis

max time kernel
49s
max time network
46s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
04/04/2023, 01:31

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General

Target
setup.exe
Size 257KB
Sample230404-bxdrnaea41
SHA256 447102cbda0f30fdb352c94f4809d1301287bf232298760e7471dcfb718364ec
MD5 2738ae4d00769e05e7dee2ce3a97e502
SHA1 0656c139b158d62007c43b5bf53ea948ac99d5fd
SHA512 030b3651aa1d78b0f3a82181b5a7e5fcd414f413eca622e75d8e7e6ac26f8971b60f0f12d99373352fe20fad22d4ab8a7cff3bbc01ffba095b72e6d35114542b
SSDEEP 6144:yvQHfoig6jUGHYfka4PA15GufcwbROZq+/ERtZ1:mQHfoipbKrTGVwbRV+kz
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

rhadamanthys collection stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral1/memory/1320-59-0x0000000000280000-0x000000000029C000-memory.dmp	family_rhadamanthys
behavioral1/memory/1320-60-0x0000000000280000-0x000000000029C000-memory.dmp	family_rhadamanthys
behavioral1/memory/1320-62-0x0000000000280000-0x000000000029C000-memory.dmp	family_rhadamanthys
behavioral1/memory/1320-70-0x0000000000280000-0x000000000029C000-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-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.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
1320	setup.exe
1320	setup.exe
1488	dllhost.exe
1488	dllhost.exe
1488	dllhost.exe
1488	dllhost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1320 wrote to memory of 1488	1320	setup.exe	28
PID 1320 wrote to memory of 1488	1320	setup.exe	28
PID 1320 wrote to memory of 1488	1320	setup.exe	28
PID 1320 wrote to memory of 1488	1320	setup.exe	28
PID 1320 wrote to memory of 1488	1320	setup.exe	28
PID 1320 wrote to memory of 1488	1320	setup.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1320
- 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:1488

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1320-69-0x0000000000400000-0x00000000004AF000-memory.dmp

Download

memory/1320-70-0x0000000000280000-0x000000000029C000-memory.dmp

Download

memory/1320-59-0x0000000000280000-0x000000000029C000-memory.dmp

Download

memory/1320-61-0x00000000002A0000-0x00000000002A1000-memory.dmp

Download

memory/1320-60-0x0000000000280000-0x000000000029C000-memory.dmp

Download

memory/1320-62-0x0000000000280000-0x000000000029C000-memory.dmp

Download

memory/1320-55-0x00000000001D0000-0x00000000001FE000-memory.dmp

Download

memory/1320-68-0x0000000000400000-0x00000000004AF000-memory.dmp

Download

memory/1320-56-0x0000000000400000-0x00000000004AF000-memory.dmp

Download

memory/1488-66-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Download

memory/1488-65-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Download

memory/1488-64-0x00000000000E0000-0x00000000000E7000-memory.dmp

Download

memory/1488-63-0x0000000000050000-0x0000000000051000-memory.dmp

Download

memory/1488-67-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Download

memory/1488-71-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Download

memory/1488-72-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Download

memory/1488-73-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Download