Malware Analysis Report

2024-10-16 05:21

Sample ID 240729-taxkcszele
Target 63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3
SHA256 63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3
Tags
cryptone packer cobaltstrike 1359593325 backdoor discovery trojan
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

63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3

Threat Level: Known bad

The file 63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3 was found to be: Known bad.

Malicious Activity Summary

cryptone packer cobaltstrike 1359593325 backdoor discovery trojan

Cobaltstrike

CryptOne packer

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-29 15:51

Signatures

CryptOne packer

cryptone packer
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-29 15:51

Reported

2024-07-29 15:54

Platform

win7-20240708-en

Max time kernel

140s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

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\63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3.exe

"C:\Users\Admin\AppData\Local\Temp\63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3.exe"

Network

Country Destination Domain Proto
NL 5.39.222.87:80 tcp
NL 5.39.222.87:80 tcp
NL 5.39.222.87:80 tcp
NL 5.39.222.87:80 tcp

Files

memory/3000-0-0x00000000002C0000-0x0000000000307000-memory.dmp

memory/3000-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/3000-2-0x0000000000360000-0x0000000000393000-memory.dmp

memory/3000-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 15:51

Reported

2024-07-29 15:54

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

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\63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3.exe

"C:\Users\Admin\AppData\Local\Temp\63657d3475a4b1d28f0544620f01b2e3ab4212a961b37cbbfb26556e105a24f3.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.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
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/376-0-0x00000000021B0000-0x00000000021F7000-memory.dmp

memory/376-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/376-2-0x0000000002370000-0x00000000023A3000-memory.dmp

memory/376-3-0x0000000000400000-0x000000000045F000-memory.dmp