Malware Analysis Report

2024-11-30 02:18

Sample ID 241102-kafgeazjbv
Target cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe
SHA256 cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0
Tags
rhadamanthys discovery persistence 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

cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0

Threat Level: Known bad

The file cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe was found to be: Known bad.

Malicious Activity Summary

rhadamanthys discovery persistence stealer

Rhadamanthys

Rhadamanthys family

Suspicious use of NtCreateUserProcessOtherParentProcess

Adds Run key to start application

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-02 08:23

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-02 08:23

Reported

2024-11-02 08:26

Platform

win7-20240708-en

Max time kernel

119s

Max time network

120s

Command Line

C:\Windows\Explorer.EXE

Signatures

Rhadamanthys

stealer rhadamanthys

Rhadamanthys family

rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 2952 created 1216 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\Explorer.EXE

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\GifCamVideoEditor = "C:\\Users\\Admin\\Music\\GifCamUpdater\\GifCamOculus.exe" C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2092 set thread context of 2952 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.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\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\dialer.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2092 wrote to memory of 2952 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 2092 wrote to memory of 2952 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 2092 wrote to memory of 2952 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 2092 wrote to memory of 2952 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 2092 wrote to memory of 2952 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 2092 wrote to memory of 2952 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 2952 wrote to memory of 2820 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\dialer.exe
PID 2952 wrote to memory of 2820 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\dialer.exe
PID 2952 wrote to memory of 2820 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\dialer.exe
PID 2952 wrote to memory of 2820 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\dialer.exe
PID 2952 wrote to memory of 2820 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\dialer.exe
PID 2952 wrote to memory of 2820 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\dialer.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe

"C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"

C:\Windows\SysWOW64\dialer.exe

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

Network

N/A

Files

memory/2092-0-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2092-2-0x0000000000804000-0x0000000000810000-memory.dmp

memory/2092-1-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2092-3-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2092-5-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2092-6-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2092-7-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2952-9-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/2092-11-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2952-16-0x0000000000080000-0x0000000000130000-memory.dmp

memory/2092-17-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2952-13-0x0000000000080000-0x0000000000130000-memory.dmp

memory/2952-10-0x0000000000080000-0x0000000000130000-memory.dmp

memory/2952-8-0x0000000000080000-0x0000000000130000-memory.dmp

memory/2952-18-0x0000000073C5E000-0x0000000073C5F000-memory.dmp

memory/2952-19-0x0000000073C50000-0x000000007433E000-memory.dmp

memory/2952-20-0x0000000000520000-0x0000000000528000-memory.dmp

memory/2952-21-0x0000000000540000-0x0000000000550000-memory.dmp

memory/2952-24-0x00000000054C0000-0x00000000058C0000-memory.dmp

memory/2952-29-0x0000000073C50000-0x000000007433E000-memory.dmp

memory/2952-27-0x0000000075BE0000-0x0000000075C27000-memory.dmp

memory/2952-25-0x0000000076DB0000-0x0000000076F59000-memory.dmp

memory/2820-28-0x00000000000C0000-0x00000000000C9000-memory.dmp

memory/2820-39-0x0000000075BE0000-0x0000000075C27000-memory.dmp

memory/2820-37-0x0000000076DB0000-0x0000000076F59000-memory.dmp

memory/2092-35-0x0000000000804000-0x0000000000810000-memory.dmp

memory/2820-40-0x0000000001D10000-0x0000000002110000-memory.dmp

memory/2820-34-0x0000000001D10000-0x0000000002110000-memory.dmp

memory/2952-33-0x0000000073C50000-0x000000007433E000-memory.dmp

memory/2952-30-0x0000000073C50000-0x000000007433E000-memory.dmp

memory/2820-36-0x00000000000C0000-0x00000000000C9000-memory.dmp

memory/2952-23-0x0000000073C50000-0x000000007433E000-memory.dmp

memory/2952-22-0x00000000054C0000-0x00000000058C0000-memory.dmp

memory/2952-41-0x0000000073C50000-0x000000007433E000-memory.dmp

memory/2820-42-0x0000000001D10000-0x0000000002110000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-02 08:23

Reported

2024-11-02 08:26

Platform

win10v2004-20241007-en

Max time kernel

134s

Max time network

148s

Command Line

sihost.exe

Signatures

Rhadamanthys

stealer rhadamanthys

Rhadamanthys family

rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 2008 created 2688 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\system32\sihost.exe

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GifCamVideoEditor = "C:\\Users\\Admin\\Music\\GifCamUpdater\\GifCamOculus.exe" C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 964 set thread context of 2008 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.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\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\openwith.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 964 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 964 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 964 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 964 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 964 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
PID 2008 wrote to memory of 688 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\openwith.exe
PID 2008 wrote to memory of 688 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\openwith.exe
PID 2008 wrote to memory of 688 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\openwith.exe
PID 2008 wrote to memory of 688 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\openwith.exe
PID 2008 wrote to memory of 688 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe C:\Windows\SysWOW64\openwith.exe

Processes

C:\Windows\system32\sihost.exe

sihost.exe

C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe

"C:\Users\Admin\AppData\Local\Temp\cc00a259ec4ebde015fe0fad59f369ae23def081caa787ad0652f7d6b2fe6de0.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"

C:\Windows\SysWOW64\openwith.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp

Files

memory/964-0-0x0000000000400000-0x0000000000887000-memory.dmp

memory/964-3-0x0000000000400000-0x0000000000887000-memory.dmp

memory/964-2-0x0000000000804000-0x0000000000810000-memory.dmp

memory/964-6-0x0000000000400000-0x0000000000887000-memory.dmp

memory/964-7-0x0000000000400000-0x0000000000887000-memory.dmp

memory/964-4-0x0000000000400000-0x0000000000887000-memory.dmp

memory/964-1-0x0000000000400000-0x0000000000887000-memory.dmp

memory/964-11-0x0000000000400000-0x0000000000887000-memory.dmp

memory/964-9-0x0000000000400000-0x0000000000887000-memory.dmp

memory/2008-8-0x0000000000C10000-0x0000000000CC0000-memory.dmp

memory/2008-12-0x0000000005390000-0x0000000005422000-memory.dmp

memory/2008-13-0x0000000000290000-0x000000000049F000-memory.dmp

memory/2008-14-0x0000000005360000-0x0000000005368000-memory.dmp

memory/2008-15-0x0000000005370000-0x0000000005380000-memory.dmp

memory/2008-16-0x0000000005790000-0x0000000005B90000-memory.dmp

memory/2008-17-0x0000000005790000-0x0000000005B90000-memory.dmp

memory/2008-18-0x00007FFFC1010000-0x00007FFFC1205000-memory.dmp

memory/688-21-0x00000000006B0000-0x00000000006B9000-memory.dmp

memory/2008-20-0x0000000075D20000-0x0000000075F35000-memory.dmp

memory/688-25-0x00000000022F0000-0x00000000026F0000-memory.dmp

memory/688-26-0x00007FFFC1010000-0x00007FFFC1205000-memory.dmp

memory/688-29-0x0000000075D20000-0x0000000075F35000-memory.dmp

memory/688-27-0x00000000022F0000-0x00000000026F0000-memory.dmp

memory/688-30-0x00000000022F0000-0x00000000026F0000-memory.dmp

memory/964-32-0x0000000000804000-0x0000000000810000-memory.dmp