Malware Analysis Report

2024-10-16 05:22

Sample ID 240729-lvxf4awcmf
Target 50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c
SHA256 50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c
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

50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c

Threat Level: Known bad

The file 50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c 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 09:51

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 09:51

Reported

2024-07-29 09:54

Platform

win7-20240708-en

Max time kernel

140s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c.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\50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c.exe

"C:\Users\Admin\AppData\Local\Temp\50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c.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/2260-0-0x0000000000220000-0x0000000000267000-memory.dmp

memory/2260-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2260-2-0x00000000002F0000-0x0000000000323000-memory.dmp

memory/2260-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 09:51

Reported

2024-07-29 09:54

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c.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\50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c.exe

"C:\Users\Admin\AppData\Local\Temp\50c11b83db7f5a7c71d676cd6193b241423ea9775c8cb366d27ad030364dd95c.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 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 31.243.111.52.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 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 252.15.104.51.in-addr.arpa udp

Files

memory/1708-0-0x00000000021A0000-0x00000000021E7000-memory.dmp

memory/1708-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1708-2-0x0000000002240000-0x0000000002273000-memory.dmp

memory/1708-3-0x0000000000400000-0x000000000045F000-memory.dmp