Malware Analysis Report

2024-10-16 05:22

Sample ID 240729-n1kqla1fkb
Target 46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222
SHA256 46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222
Tags
cobaltstrike 1359593325 backdoor discovery trojan cryptone packer
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

46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222

Threat Level: Known bad

The file 46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 1359593325 backdoor discovery trojan cryptone packer

Cobaltstrike

CryptOne packer

System Location Discovery: System Language Discovery

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-29 11:51

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 11:51

Reported

2024-07-29 11:54

Platform

win7-20240704-en

Max time kernel

142s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222.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\46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222.exe

"C:\Users\Admin\AppData\Local\Temp\46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222.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/2556-0-0x00000000002C0000-0x0000000000307000-memory.dmp

memory/2556-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2556-2-0x0000000000390000-0x00000000003C3000-memory.dmp

memory/2556-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 11:51

Reported

2024-07-29 11:54

Platform

win10v2004-20240709-en

Max time kernel

143s

Max time network

110s

Command Line

"C:\Users\Admin\AppData\Local\Temp\46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222.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\46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222.exe

"C:\Users\Admin\AppData\Local\Temp\46a919d41c0c7ebab5ff2d55416f7301ff33046c7fd09d7b0f9cb78bf7772222.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 22.236.111.52.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

Files

memory/3512-0-0x00000000021A0000-0x00000000021E7000-memory.dmp

memory/3512-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/3512-2-0x0000000002370000-0x00000000023A3000-memory.dmp

memory/3512-3-0x0000000000400000-0x000000000045F000-memory.dmp

memory/3512-6-0x0000000000400000-0x000000000044B000-memory.dmp