Malware Analysis Report

2024-10-16 05:22

Sample ID 240730-lvx3mazhpg
Target b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533
SHA256 b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533
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

b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533

Threat Level: Known bad

The file b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533 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 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

2024-07-30 09:51

Reported

2024-07-30 09:55

Platform

win7-20240704-en

Max time kernel

142s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533.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\b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533.exe

"C:\Users\Admin\AppData\Local\Temp\b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533.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/1292-0-0x00000000002B0000-0x00000000002F7000-memory.dmp

memory/1292-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1292-2-0x0000000000350000-0x0000000000383000-memory.dmp

memory/1292-3-0x0000000000400000-0x000000000045F000-memory.dmp

memory/1292-6-0x0000000000400000-0x000000000044B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 09:51

Reported

2024-07-30 09:55

Platform

win10v2004-20240709-en

Max time kernel

141s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533.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\b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533.exe

"C:\Users\Admin\AppData\Local\Temp\b7ae7b168b5d50463babb196761c0e3ef01e2b0d13e4cdde955a2313bb062533.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.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 150.171.27.10:443 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
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/4496-0-0x00000000021A0000-0x00000000021E7000-memory.dmp

memory/4496-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/4496-2-0x0000000002240000-0x0000000002273000-memory.dmp

memory/4496-3-0x0000000000400000-0x000000000045F000-memory.dmp