Malware Analysis Report

2024-10-16 05:22

Sample ID 240729-ksk5lsvcke
Target 5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b
SHA256 5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b
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

5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b

Threat Level: Known bad

The file 5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b 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 08:51

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 08:51

Reported

2024-07-29 08:56

Platform

win7-20240704-en

Max time kernel

141s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b.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\5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b.exe

"C:\Users\Admin\AppData\Local\Temp\5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b.exe"

Network

Country Destination Domain Proto
US 23.227.202.174:80 tcp
US 23.227.202.174:80 tcp
US 23.227.202.174:80 tcp
US 23.227.202.174:80 tcp
US 23.227.202.174:80 tcp
US 23.227.202.174:80 tcp

Files

memory/1580-0-0x0000000000220000-0x0000000000267000-memory.dmp

memory/1580-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1580-2-0x00000000002C0000-0x00000000002F3000-memory.dmp

memory/1580-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 08:51

Reported

2024-07-29 08:55

Platform

win10v2004-20240709-en

Max time kernel

146s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b.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\5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b.exe

"C:\Users\Admin\AppData\Local\Temp\5079734d9e75a8f2c1976c2c3344f856490bced38e1a8a8167bf481e0e50030b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.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 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 23.227.202.174:80 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 23.227.202.174:80 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
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 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 23.227.202.174:80 tcp

Files

memory/1068-0-0x00000000021C0000-0x0000000002207000-memory.dmp

memory/1068-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1068-2-0x0000000002360000-0x0000000002393000-memory.dmp

memory/1068-3-0x0000000000400000-0x000000000045F000-memory.dmp

memory/1068-6-0x0000000000400000-0x000000000044B000-memory.dmp