Malware Analysis Report

2024-10-16 05:22

Sample ID 240730-dkyx6stdjq
Target 2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30
SHA256 2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30
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

2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30

Threat Level: Known bad

The file 2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30 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

2024-07-30 03:04

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

2024-07-30 03:04

Reported

2024-07-30 03:07

Platform

win7-20240704-en

Max time kernel

142s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30.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\2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30.exe

"C:\Users\Admin\AppData\Local\Temp\2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30.exe"

Network

Country Destination Domain Proto
NL 5.39.222.84:80 tcp
NL 5.39.222.84:80 tcp
NL 5.39.222.84:80 tcp
NL 5.39.222.84:80 tcp

Files

memory/3032-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/3032-0-0x0000000000290000-0x00000000002D7000-memory.dmp

memory/3032-3-0x0000000000400000-0x000000000045F000-memory.dmp

memory/3032-2-0x0000000001D40000-0x0000000001D73000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 03:04

Reported

2024-07-30 03:07

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30.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\2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30.exe

"C:\Users\Admin\AppData\Local\Temp\2c4b59e38d6e7adf5d4edaf5b67d78fbc846c4218e0c649b047538c4f3840b30.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 40.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 43.229.111.52.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 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/392-0-0x00000000021A0000-0x00000000021E7000-memory.dmp

memory/392-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/392-2-0x0000000002240000-0x0000000002273000-memory.dmp

memory/392-3-0x0000000000400000-0x000000000045F000-memory.dmp