rhadamanthys | 07e766f67125c99500dac7dc2a2eab8ab38db92722ec949b1f4d18f55b717aa6

General

Target

06250599.exe
Size

508KB
MD5

83243eae62ea7c139eb7850db2349334
SHA1

a9d0036539416423716cbc7d9cf09d44ae066b81
SHA256

07e766f67125c99500dac7dc2a2eab8ab38db92722ec949b1f4d18f55b717aa6
SHA512

4e68e82714de7df8a1f4e8fdd3a0576078fe314d4272f2e09b4d173b63ac7c28c8ab3fcb72268283d3663647c81293b725b3244747b3671c51c40f968f3767e4
SSDEEP

6144:vclsfJOrA4dB1oPqw2yaG6S+fXaROmJRmpvA5N89jjBVahQk666RDTBr:vcmBO072HSbErvD9jjBsWXDr

Score

10^/10

rhadamanthys collection stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1516-57-0x00000000024F0000-0x00000000028F0000-memory.dmp	family_rhadamanthys
behavioral1/memory/1516-58-0x00000000024F0000-0x00000000028F0000-memory.dmp	family_rhadamanthys

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

06250599.exe

description pid process target process

PID 1516 created 1240 1516 06250599.exe Explorer.EXE
Deletes itself 1 IoCs

Processes:

certreq.exe

pid process

700 certreq.exe

description	pid	process	target process
PID 1516 created 1240	1516	06250599.exe	Explorer.EXE

pid	process
700	certreq.exe

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	certreq.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

Processes:

certreq.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	certreq.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	certreq.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

06250599.execertreq.exe

pid process

1516 06250599.exe
1516 06250599.exe
1516 06250599.exe
1516 06250599.exe
700 certreq.exe
700 certreq.exe
700 certreq.exe
700 certreq.exe

pid	process
1516	06250599.exe
1516	06250599.exe
1516	06250599.exe
1516	06250599.exe
700	certreq.exe
700	certreq.exe
700	certreq.exe
700	certreq.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

06250599.exe

description	pid	process	target process
PID 1516 wrote to memory of 700	1516	06250599.exe	certreq.exe
PID 1516 wrote to memory of 700	1516	06250599.exe	certreq.exe
PID 1516 wrote to memory of 700	1516	06250599.exe	certreq.exe
PID 1516 wrote to memory of 700	1516	06250599.exe	certreq.exe
PID 1516 wrote to memory of 700	1516	06250599.exe	certreq.exe
PID 1516 wrote to memory of 700	1516	06250599.exe	certreq.exe

outlook_office_path 1 IoCs

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	certreq.exe

outlook_win_path 1 IoCs

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	certreq.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1240

C:\Users\Admin\AppData\Local\Temp\06250599.exe
"C:\Users\Admin\AppData\Local\Temp\06250599.exe"
2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1516

C:\Windows\system32\certreq.exe
"C:\Windows\system32\certreq.exe"
2⤵
- Deletes itself
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:700

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/700-74-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-82-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-69-0x0000000000060000-0x0000000000063000-memory.dmp

Filesize
12KB

Download
memory/700-70-0x00000000002B0000-0x00000000002B7000-memory.dmp

Filesize
28KB

Download
memory/700-81-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-80-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-60-0x0000000000060000-0x0000000000063000-memory.dmp

Filesize
12KB

Download
memory/700-79-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-78-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-71-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-77-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-75-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-73-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/700-72-0x000007FFFFE80000-0x000007FFFFFAD000-memory.dmp

Filesize
1.2MB

Download
memory/1516-68-0x0000000000400000-0x0000000000964000-memory.dmp

Filesize
5.4MB

Download
memory/1516-54-0x0000000000220000-0x0000000000269000-memory.dmp

Filesize
292KB

Download
memory/1516-55-0x0000000000270000-0x00000000002E1000-memory.dmp

Filesize
452KB

Download
memory/1516-56-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/1516-67-0x0000000002450000-0x0000000002486000-memory.dmp

Filesize
216KB

Download
memory/1516-61-0x0000000002450000-0x0000000002486000-memory.dmp

Filesize
216KB

Download
memory/1516-59-0x0000000000400000-0x0000000000964000-memory.dmp

Filesize
5.4MB

Download
memory/1516-58-0x00000000024F0000-0x00000000028F0000-memory.dmp

Filesize
4.0MB

Download
memory/1516-57-0x00000000024F0000-0x00000000028F0000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads