Malware Analysis Report

2024-10-16 05:21

Sample ID 240730-fg9llsthqq
Target d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606
SHA256 d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606
Tags
cobaltstrike 1359593325 backdoor discovery trojan cryptone packer
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

d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606

Threat Level: Known bad

The file d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 1359593325 backdoor discovery trojan cryptone packer

Cobaltstrike

CryptOne packer

System Location Discovery: System Language Discovery

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-30 04:51

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 04:51

Reported

2024-07-30 04:54

Platform

win7-20240705-en

Max time kernel

142s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606.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\d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606.exe

"C:\Users\Admin\AppData\Local\Temp\d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606.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/1772-0-0x00000000002F0000-0x0000000000337000-memory.dmp

memory/1772-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/1772-2-0x00000000002A0000-0x00000000002D3000-memory.dmp

memory/1772-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 04:51

Reported

2024-07-30 04:54

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606.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\d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606.exe

"C:\Users\Admin\AppData\Local\Temp\d391ee88caf77b44105e35d28e109ed63122fc8276418b330a347491ee8a7606.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.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 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 66.229.138.52.in-addr.arpa udp

Files

memory/5044-0-0x0000000000530000-0x0000000000577000-memory.dmp

memory/5044-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/5044-2-0x0000000002370000-0x00000000023A3000-memory.dmp

memory/5044-3-0x0000000000400000-0x000000000045F000-memory.dmp