rhadamanthys | 5defa0c8229861e1998918858bdf68f669aa45ceefd16525087602ca94eb4eab

General

Target

5defa0c8229861e1998918858bdf68f669aa45ceefd16525087602ca94eb4eab.exe
Size

237KB
MD5

04a1bb3349adfdfbbe943caf67d25628
SHA1

d633cb2f41a7765af4079457ebca79ec6be242bf
SHA256

5defa0c8229861e1998918858bdf68f669aa45ceefd16525087602ca94eb4eab
SHA512

eefca43736a99c212b6906aa1131f6c37f6b3e87cc26c04fcf43fa657cf9eb50b1efce2536b510c8caabcd9368f88bf41af5e21e062f828ca0ed4bf07367afda
SSDEEP

3072:T4Nr4jLlA2gn5aebkFp6KUZcSBFld+daN1pkSigheqwl5+p8+4j7NBts+n78k3:XLlpgwzp6vZFJgSigsl5J7syh

Score

10^/10

rhadamanthys collection discovery spyware stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

resource	yara_rule
behavioral1/memory/3576-136-0x0000000002540000-0x000000000255D000-memory.dmp	family_rhadamanthys
behavioral1/memory/3576-145-0x0000000002540000-0x000000000255D000-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
13	2160	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2160	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-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\15.0\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

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3260	3576	WerFault.exe	81
2080	2160	WerFault.exe	82

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
2160	rundll32.exe
2160	rundll32.exe
2160	rundll32.exe
2160	rundll32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3576 wrote to memory of 2160	3576	5defa0c8229861e1998918858bdf68f669aa45ceefd16525087602ca94eb4eab.exe	82
PID 3576 wrote to memory of 2160	3576	5defa0c8229861e1998918858bdf68f669aa45ceefd16525087602ca94eb4eab.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\5defa0c8229861e1998918858bdf68f669aa45ceefd16525087602ca94eb4eab.exe
"C:\Users\Admin\AppData\Local\Temp\5defa0c8229861e1998918858bdf68f669aa45ceefd16525087602ca94eb4eab.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3576
- C:\Windows\system32\rundll32.exe
  "C:\Users\Admin\AppData\Roaming\nsis_unse568949.dll",PrintUIEntry |5CQkOhmAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAKVkHwBs8|AtBQPz8EP|AEYAUABiAG3|AE8AVgBRAGf+PQBMAEQAeAAw|i0CWUiD7CjoBP8CAABIg8Qow||MzMxMiUQkGP9IiVQkEEiJTPskCF0BSItEJDBvSIkEJIEBOEhvAL8ISMdEJBAtAet9DoEBEEiDwAGPAd0QgQFASDmWAHMl|p8DiwwkSAPISF+LwUiLTKsBVHsA|wPRSIvKigmI9wjrwWYFZUiLBPslYPPwM8lIi1D|GEg70XQ2SIP|wiBIiwJIO8L|dCpmg3hIGHX|GkyLQFBmQYPvOGt0BxERS3UI|hEQeBAudAVIi78A69VIi0j9AMH+agBAU1VWV0FUv0FVQVZBV10BZv+BOU1aTYv4TP+L8kiL2Q+F|P7z8ExjSTxBgTz|CVBFAAAPheq+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:2160
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 2160 -s 528
    3⤵
    - Program crash
    PID:2080
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 728
  2⤵
  - Program crash
  PID:3260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3576 -ip 3576
1⤵
PID:4024

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 196 -p 2160 -ip 2160
1⤵
PID:4992

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_unse568949.dll

Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
C:\Users\Admin\AppData\Roaming\nsis_unse568949.dll

Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
memory/2160-147-0x00007FFB7DD50000-0x00007FFB7DD62000-memory.dmp

Filesize
72KB

Download
memory/2160-146-0x00007FF44D820000-0x00007FF44D91A000-memory.dmp

Filesize
1000KB

Download
memory/2160-141-0x00007FF44D820000-0x00007FF44D91A000-memory.dmp

Filesize
1000KB

Download
memory/2160-140-0x0000020F41E50000-0x0000020F41E57000-memory.dmp

Filesize
28KB

Download
memory/3576-136-0x0000000002540000-0x000000000255D000-memory.dmp

Filesize
116KB

Download
memory/3576-132-0x0000000000ABE000-0x0000000000ADE000-memory.dmp

Filesize
128KB

Download
memory/3576-135-0x0000000000AE1000-0x0000000000AF2000-memory.dmp

Filesize
68KB

Download
memory/3576-142-0x0000000000ABE000-0x0000000000ADE000-memory.dmp

Filesize
128KB

Download
memory/3576-143-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/3576-144-0x0000000000AE1000-0x0000000000AF2000-memory.dmp

Filesize
68KB

Download
memory/3576-145-0x0000000002540000-0x000000000255D000-memory.dmp

Filesize
116KB

Download
memory/3576-134-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/3576-133-0x00000000009F0000-0x0000000000A15000-memory.dmp

Filesize
148KB

Download

Analysis

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