rhadamanthys | 1b889c292805d6d53f2884f560c72ed20ed525db3f2d7b91d271bf8cba24f73a

General

Target

9350441aed4906cff927d0bf862e6c0c.exe
Size

222KB
MD5

9350441aed4906cff927d0bf862e6c0c
SHA1

86e2eee06d2bdb4cfdbfba0fbc10cbcd339c2b29
SHA256

1b889c292805d6d53f2884f560c72ed20ed525db3f2d7b91d271bf8cba24f73a
SHA512

ecc91a18bb5b9fb5b3b30566c9b795253e22f4f56ae76bdfac60aa3da88245dde30510c705895a5731af0f3d93a442d494fa28f86699395e9678a664cdce805a
SSDEEP

6144:OrWLz5eCKSVsJ/MBly+l5Va5qK7IR8xSL1VX3:OrWReAeJ/klH+5oR8UZ

Score

10^/10

rhadamanthys collection discovery spyware stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

resource	yara_rule
behavioral1/memory/1648-59-0x0000000000260000-0x000000000027D000-memory.dmp	family_rhadamanthys
behavioral1/memory/1648-71-0x0000000000260000-0x000000000027D000-memory.dmp	family_rhadamanthys

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys

Blocklisted process makes network request 1 IoCs

flow	pid	Process
2	1448	rundll32.exe

Loads dropped DLL 4 IoCs

pid	Process
1448	rundll32.exe
1448	rundll32.exe
1448	rundll32.exe
1448	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1448	rundll32.exe
1448	rundll32.exe
1448	rundll32.exe
1448	rundll32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 1448	1648	9350441aed4906cff927d0bf862e6c0c.exe	28
PID 1648 wrote to memory of 1448	1648	9350441aed4906cff927d0bf862e6c0c.exe	28
PID 1648 wrote to memory of 1448	1648	9350441aed4906cff927d0bf862e6c0c.exe	28
PID 1648 wrote to memory of 1448	1648	9350441aed4906cff927d0bf862e6c0c.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\9350441aed4906cff927d0bf862e6c0c.exe
"C:\Users\Admin\AppData\Local\Temp\9350441aed4906cff927d0bf862e6c0c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Windows\system32\rundll32.exe
  "C:\Users\Admin\AppData\Roaming\nsis_uns6bfb60.dll",PrintUIEntry |5CQkOhmAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAKVkHwBs8|AtBQPz8Fr|AHEARwBLAEH|AFcAdABQADf|AFYASAB6AEn7AEUtAllIg+wo|+gEAgAASIPE|yjDzMzMTIlE|yQYSIlUJBBI74lMJAhdAUiLRL8kMEiJBCSBATj9SG8ACEjHRCQQ9i0B6w6BARBIg8B1AY8BEIEBQEg5lgD7cyWfA4sMJEgDf8hIi8FIi0yrAf1UewAD0UiLyorfCYgI68FmBWVI74sEJWDz8DPJSP+LUBhIO9F0Nv9Ig8IgSIsCSP87wnQqZoN4SP8YdRpMi0BQZr9BgzhrdAcREUv7dQgREHgQLnQF|0iLAOvVSItI+v0AwWoAQFNVVlf|QVRBVUFWQVf+XQFmgTlNWk2L||hMi|JIi9kP+4X88|BMY0k8Qe+BPAlQVgAPheq+8|BBi4QJiPPwhf|ASI08AQ+E1t5qEYO8CYwtAQ+E|cfz8ESLZyBEi|9fHIt3JESLT|8YTAPhTAPZSP8D8TPJRYXJD|uEpPPwTYvEQYv|EEUz0kgD04r|AoTAdB1BwcrvDQ++wPoAAUQD|dC|EXXsQYH6qv|8DXx0DoPBAf9Jg8AEQTvJc|9p68aLwQ+3DP9ORYssi0wD6+90WDPtqhB0UUH7ixTBANMzyYoCf0yLwusPwcnIEXsDyOUQAUGKANUQ|+0zwDP2QTsM+bbgEKYAg8YBg|j|CHLu6wpIi8v|Qf|VSYkE94P9xeQQxAQ7bxhy|a9mAUFfQV5BXb9BXF9eXVszF0jvgexgAWQAi+no|2b+||9IhcAPW4SYdSBMja8BiysQ38gz|+ibfSCNX|8ETI1FRjPSi9|L|1QkaIAgTIuv4A+Ea3UgRagQM|fAi9ORIEiJfCT1IKYgcIAgSIvwD|OES3UgpiBQSI1W|whEjUdASI2M|SSFEUiL2Oh8|a5+II1WSN4gEOIhzPbz8Ohn7yBEiwaN01cIQSCmIFjKIYmEaySAhxLe8|CLDtogj1iJjCRxEQcwkSDo7THvIIucLTJMi12|OkiD+2xIiiAw|0yJZCQ4TIuk7hoyTIlchAGEJNy2hxGGko0RjUdLMIz7JPDz8EmL1Ojp7fwFMIqceDJIjYT+eDJBgPMhjU9s90QwGKQCg+kBdffzgbx4MiFSZXi|dU2LhCT0IjGU+yT4NQHCSDvYcv84g|psdjNEjXtJQPoAlEG4AJgAeqYgQMoi+HQZRLYwvsAxSY1UJGyRIEnfg+hs6GuCMEiL|c6mIHhIhf90Es+LVUJMjjAbMUiN|0wkQP|XSIHEAHQhYSQtCC0B
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Accesses Microsoft Outlook profiles
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - outlook_office_path
  - outlook_win_path
  PID:1448

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\nsis_uns6bfb60.dll

Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6bfb60.dll

Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6bfb60.dll

Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6bfb60.dll

Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6bfb60.dll

Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
memory/1448-73-0x000007FEFAEE0000-0x000007FEFAEF2000-memory.dmp

Filesize
72KB

Download
memory/1448-72-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1448-67-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

Filesize
1000KB

Download
memory/1448-66-0x0000000000310000-0x0000000000317000-memory.dmp

Filesize
28KB

Download
memory/1648-59-0x0000000000260000-0x000000000027D000-memory.dmp

Filesize
116KB

Download
memory/1648-55-0x0000000000220000-0x0000000000245000-memory.dmp

Filesize
148KB

Download
memory/1648-58-0x0000000000BFF000-0x0000000000C11000-memory.dmp

Filesize
72KB

Download
memory/1648-57-0x0000000075811000-0x0000000075813000-memory.dmp

Filesize
8KB

Download
memory/1648-68-0x0000000000BDC000-0x0000000000BFC000-memory.dmp

Filesize
128KB

Download
memory/1648-69-0x0000000000400000-0x0000000000755000-memory.dmp

Filesize
3.3MB

Download
memory/1648-70-0x0000000000BFF000-0x0000000000C11000-memory.dmp

Filesize
72KB

Download
memory/1648-71-0x0000000000260000-0x000000000027D000-memory.dmp

Filesize
116KB

Download
memory/1648-56-0x0000000000400000-0x0000000000755000-memory.dmp

Filesize
3.3MB

Download
memory/1648-54-0x0000000000BDC000-0x0000000000BFC000-memory.dmp

Filesize
128KB

Download

Analysis

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