rhadamanthys | d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914

General

Target

d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe
Size

389KB
MD5

5d5326eda4a7e94e853b56dcc012d6dd
SHA1

6afcd3a06695504c7b36ff155ebe665a01294b1d
SHA256

d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914
SHA512

d70a20abfd098772d79ce8a274b5d4a266dfc1645389b67640376a734a66c03bed726f1d8481795b4c53c451995e131858947a141d450fa0346d45f3494e55c4
SSDEEP

3072:Fd/N7XL/8Izl+jYDcERfwHnsc/SZ2d0RHz0Le/Sx91M2kShWBfSlRLnOiDyGpXGe:XJLdp4BHns9PHmnr1FcBMLhDyGUV

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral1/memory/3400-138-0x00000000005B0000-0x00000000005CC000-memory.dmp	family_rhadamanthys
behavioral1/memory/3400-140-0x00000000005B0000-0x00000000005CC000-memory.dmp	family_rhadamanthys
behavioral1/memory/3400-143-0x00000000005B0000-0x00000000005CC000-memory.dmp	family_rhadamanthys
behavioral1/memory/3400-150-0x00000000005B0000-0x00000000005CC000-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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe
3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe
3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
768	3400	WerFault.exe	80

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
3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe
3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe
3256	dllhost.exe
3256	dllhost.exe
3256	dllhost.exe
3256	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3400 wrote to memory of 3256	3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe	90
PID 3400 wrote to memory of 3256	3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe	90
PID 3400 wrote to memory of 3256	3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe	90
PID 3400 wrote to memory of 3256	3400	d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe
"C:\Users\Admin\AppData\Local\Temp\d9412e2af7ff04bc6ba5e212ea7dc6efc993d94de5e5dc36ec2112e6818bb914.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3400
- 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:3256
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3400 -s 724
  2⤵
  - Program crash
  PID:768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3400 -ip 3400
1⤵
PID:4428

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/3256-145-0x0000013C83DD0000-0x0000013C83DD7000-memory.dmp

Filesize
28KB

Download
memory/3256-153-0x00007FF4E9EA0000-0x00007FF4E9F9A000-memory.dmp

Filesize
1000KB

Download
memory/3256-152-0x00007FF4E9EA0000-0x00007FF4E9F9A000-memory.dmp

Filesize
1000KB

Download
memory/3256-151-0x00007FF4E9EA0000-0x00007FF4E9F9A000-memory.dmp

Filesize
1000KB

Download
memory/3256-149-0x00007FF4E9EA0000-0x00007FF4E9F9A000-memory.dmp

Filesize
1000KB

Download
memory/3256-147-0x00007FF4E9EA0000-0x00007FF4E9F9A000-memory.dmp

Filesize
1000KB

Download
memory/3256-146-0x00007FF4E9EA0000-0x00007FF4E9F9A000-memory.dmp

Filesize
1000KB

Download
memory/3256-144-0x0000013C83AC0000-0x0000013C83AC1000-memory.dmp

Filesize
4KB

Download
memory/3400-141-0x0000000000590000-0x0000000000592000-memory.dmp

Filesize
8KB

Download
memory/3400-143-0x00000000005B0000-0x00000000005CC000-memory.dmp

Filesize
112KB

Download
memory/3400-142-0x00000000023F0000-0x00000000033F0000-memory.dmp

Filesize
16.0MB

Download
memory/3400-134-0x0000000000560000-0x000000000058E000-memory.dmp

Filesize
184KB

Download
memory/3400-150-0x00000000005B0000-0x00000000005CC000-memory.dmp

Filesize
112KB

Download
memory/3400-148-0x0000000000400000-0x00000000004E4000-memory.dmp

Filesize
912KB

Download
memory/3400-140-0x00000000005B0000-0x00000000005CC000-memory.dmp

Filesize
112KB

Download
memory/3400-138-0x00000000005B0000-0x00000000005CC000-memory.dmp

Filesize
112KB

Download
memory/3400-135-0x0000000000400000-0x00000000004E4000-memory.dmp

Filesize
912KB

Download

Analysis

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