Malware Analysis Report

2024-08-06 11:04

Sample ID 240504-b672vsdb66
Target dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe
SHA256 dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c
Tags
cobaltstrike metasploit 100000000 backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c

Threat Level: Known bad

The file dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe was found to be: Known bad.

Malicious Activity Summary

cobaltstrike metasploit 100000000 backdoor trojan

Cobaltstrike

MetaSploit

Blocklisted process makes network request

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-04 01:46

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-04 01:46

Reported

2024-05-04 01:49

Platform

win7-20240221-en

Max time kernel

117s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe"

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe

"C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-04 01:46

Reported

2024-05-04 01:49

Platform

win10v2004-20240419-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

MetaSploit

trojan backdoor metasploit

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2188 set thread context of 5112 N/A C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2188 wrote to memory of 5112 N/A C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe C:\Windows\SysWOW64\rundll32.exe
PID 2188 wrote to memory of 5112 N/A C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe C:\Windows\SysWOW64\rundll32.exe
PID 2188 wrote to memory of 5112 N/A C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe C:\Windows\SysWOW64\rundll32.exe
PID 2188 wrote to memory of 5112 N/A C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe

"C:\Users\Admin\AppData\Local\Temp\dc460f03652eb64c6aeb07a3684780dda19d55dc7e80cc470b61eb2d22b4772c.exe"

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe

Network

Country Destination Domain Proto
JP 207.148.109.8:443 207.148.109.8 tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 8.109.148.207.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
JP 207.148.109.8:443 207.148.109.8 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
JP 207.148.109.8:443 207.148.109.8 tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 48.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
JP 207.148.109.8:443 207.148.109.8 tcp
US 8.8.8.8:53 214.143.182.52.in-addr.arpa udp

Files

memory/2188-0-0x00000000779E1000-0x0000000077B01000-memory.dmp

memory/5112-1-0x0000000000D80000-0x0000000000D81000-memory.dmp

memory/5112-4-0x00000000032B0000-0x000000000332E000-memory.dmp

memory/5112-5-0x00000000033D0000-0x000000000352D000-memory.dmp

memory/5112-6-0x00000000033D0000-0x000000000352D000-memory.dmp