Malware Analysis Report

2024-10-16 05:22

Sample ID 240729-mx8sksvdnk
Target c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524
SHA256 c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524
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

c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524

Threat Level: Known bad

The file c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524 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 10:51

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 10:51

Reported

2024-07-29 10:54

Platform

win7-20240704-en

Max time kernel

141s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524.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\c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524.exe

"C:\Users\Admin\AppData\Local\Temp\c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524.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/1640-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1640-0-0x0000000000460000-0x00000000004A7000-memory.dmp

memory/1640-2-0x0000000000500000-0x0000000000533000-memory.dmp

memory/1640-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 10:51

Reported

2024-07-29 10:55

Platform

win10v2004-20240709-en

Max time kernel

147s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524.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\c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524.exe

"C:\Users\Admin\AppData\Local\Temp\c5d2b800f0c54b5a0203ddbf008a2d9ea415783421fbcb8ad0ba4dbbdd0b6524.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
NL 5.39.222.87:80 tcp
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 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/2868-0-0x00000000021A0000-0x00000000021E7000-memory.dmp

memory/2868-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2868-2-0x0000000002360000-0x0000000002393000-memory.dmp

memory/2868-3-0x0000000000400000-0x000000000045F000-memory.dmp