rhadamanthys | 87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5

General

Target

87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5.exe
Size

344KB
MD5

aa956a26c2f7fe1f91aa5d85527f5d7e
SHA1

5ba1cc2e76e877e78ea9b3ff08da46e7ec65592e
SHA256

87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5
SHA512

0047929a30e7e8756afae8531733027feadf1d7872a33e837369aa974883212c490bf5aa5566ab19be43d73d45c91f7033913276d78ae062fa734f1e6acffe08
SSDEEP

6144:CrqvLFT1oAUFZ/a250NMMBqVJuQj9QFa:CGvZTGiS0WQgljG

Score

10^/10

rhadamanthys collection discovery spyware stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4672-136-0x00000000022E0000-0x00000000022FD000-memory.dmp	family_rhadamanthys
behavioral1/memory/4672-145-0x00000000022E0000-0x00000000022FD000-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

Processes:

rundll32.exe

flow pid process

14 1188 rundll32.exe
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

1188 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

flow	pid	process
14	1188	rundll32.exe

pid	process
1188	rundll32.exe

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\12.0\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

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
4824	4672	WerFault.exe	87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5.exe
3724	1188	WerFault.exe	rundll32.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:

rundll32.exe

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1188 rundll32.exe
1188 rundll32.exe
1188 rundll32.exe
1188 rundll32.exe

pid	process
1188	rundll32.exe
1188	rundll32.exe
1188	rundll32.exe
1188	rundll32.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5.exe

description	pid	process	target process
PID 4672 wrote to memory of 1188	4672	87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5.exe	rundll32.exe
PID 4672 wrote to memory of 1188	4672	87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5.exe	rundll32.exe

outlook_office_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5.exe
"C:\Users\Admin\AppData\Local\Temp\87f7149362ec840203d8654108a54f5ca6f4e75425d695e06678dbf6b539caa5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4672

C:\Windows\system32\rundll32.exe
"C:\Users\Admin\AppData\Roaming\nsis_unse569010.dll",PrintUIEntry |5CQkOhmAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAKVkHwBs8|AtBQPz8Gz|AFEAVQA5AFb|AG8ARABwAFT7AEE9AG4AdQBN|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:1188

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1188 -s 592
3⤵
- Program crash
PID:3724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 696
2⤵
- Program crash
PID:4824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4672 -ip 4672
1⤵
PID:1588

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 424 -p 1188 -ip 1188
1⤵
PID:4684

Network

MITRE ATT&CK Matrix ATT&CK 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

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\nsis_unse569010.dll
Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
C:\Users\Admin\AppData\Roaming\nsis_unse569010.dll
Filesize
49KB

MD5
832890fded186835970d1d3302590138

SHA1
5385703e9dcde43e60928b2e9c941b7232468a6a

SHA256
438c088568093ad767802ba5e132efbd4e643ddf62e4996565c3b46719e3e576

SHA512
5cf752eac75b532b32501c9d469cbcb6638b49cf20df040554b37986cbe3c068a10e2ff69747b594b5b114111cbbe1cdfbbd0f394a7ac71b863e042414a68ae1

Download Submit
memory/1188-147-0x00007FF9D6A10000-0x00007FF9D6A22000-memory.dmp

Filesize
72KB

Download
memory/1188-146-0x00007FF4D5B70000-0x00007FF4D5C6A000-memory.dmp

Filesize
1000KB

Download
memory/1188-140-0x000002052F420000-0x000002052F427000-memory.dmp

Filesize
28KB

Download
memory/1188-141-0x00007FF4D5B70000-0x00007FF4D5C6A000-memory.dmp

Filesize
1000KB

Download
memory/1188-137-0x0000000000000000-mapping.dmp

Download
memory/4672-135-0x0000000000781000-0x0000000000792000-memory.dmp

Filesize
68KB

Download
memory/4672-132-0x000000000075E000-0x000000000077E000-memory.dmp

Filesize
128KB

Download
memory/4672-136-0x00000000022E0000-0x00000000022FD000-memory.dmp

Filesize
116KB

Download
memory/4672-142-0x000000000075E000-0x000000000077E000-memory.dmp

Filesize
128KB

Download
memory/4672-143-0x0000000000400000-0x00000000004D3000-memory.dmp

Filesize
844KB

Download
memory/4672-144-0x0000000000781000-0x0000000000792000-memory.dmp

Filesize
68KB

Download
memory/4672-145-0x00000000022E0000-0x00000000022FD000-memory.dmp

Filesize
116KB

Download
memory/4672-134-0x0000000000400000-0x00000000004D3000-memory.dmp

Filesize
844KB

Download
memory/4672-133-0x0000000000670000-0x0000000000695000-memory.dmp

Filesize
148KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads