Malware Analysis Report

2024-11-30 02:19

Sample ID 241120-xc5kjawkaq
Target raccountinfo.exe
SHA256 6e1eae1956b88b63424332497efd90f7eb9473d0149cd0950fd2267499274242
Tags
rhadamanthys discovery stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

6e1eae1956b88b63424332497efd90f7eb9473d0149cd0950fd2267499274242

Threat Level: Known bad

The file raccountinfo.exe was found to be: Known bad.

Malicious Activity Summary

rhadamanthys discovery stealer

Suspicious use of NtCreateUserProcessOtherParentProcess

Rhadamanthys

Rhadamanthys family

System Location Discovery: System Language Discovery

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-20 18:43

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-20 18:43

Reported

2024-11-20 18:46

Platform

win7-20241010-en

Max time kernel

19s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe"

Signatures

Rhadamanthys

stealer rhadamanthys

Rhadamanthys family

rhadamanthys

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe

"C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe"

Network

N/A

Files

memory/2348-0-0x0000000001EC0000-0x0000000001F3E000-memory.dmp

memory/2348-1-0x0000000001EC0000-0x0000000001F3E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-20 18:43

Reported

2024-11-20 18:46

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

145s

Command Line

C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc

Signatures

Rhadamanthys

stealer rhadamanthys

Rhadamanthys family

rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 2396 created 2424 N/A C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe C:\Windows\system32\svchost.exe

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\openwith.exe N/A

Processes

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc

C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe

"C:\Users\Admin\AppData\Local\Temp\raccountinfo.exe"

C:\Windows\SysWOW64\openwith.exe

"C:\Windows\system32\openwith.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2396 -ip 2396

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 720

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 35.34.16.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/2396-0-0x0000000002620000-0x000000000269E000-memory.dmp

memory/2396-1-0x00000000038E0000-0x0000000003CE0000-memory.dmp

memory/2396-2-0x00000000038E0000-0x0000000003CE0000-memory.dmp

memory/2396-3-0x00000000038E0000-0x0000000003CE0000-memory.dmp

memory/2396-4-0x00007FFF84470000-0x00007FFF84665000-memory.dmp

memory/2396-7-0x00000000038E0000-0x0000000003CE0000-memory.dmp

memory/3212-8-0x0000000000E70000-0x0000000000E79000-memory.dmp

memory/3212-11-0x0000000002BE0000-0x0000000002FE0000-memory.dmp

memory/2396-6-0x00000000765E0000-0x00000000767F5000-memory.dmp

memory/3212-10-0x0000000002BE0000-0x0000000002FE0000-memory.dmp

memory/2396-12-0x00000000038E0000-0x0000000003CE0000-memory.dmp

memory/3212-16-0x00000000765E0000-0x00000000767F5000-memory.dmp

memory/3212-15-0x0000000002BE0000-0x0000000002FE0000-memory.dmp

memory/3212-17-0x0000000002BE0000-0x0000000002FE0000-memory.dmp

memory/3212-13-0x00007FFF84470000-0x00007FFF84665000-memory.dmp