Malware Analysis Report

2024-10-16 05:22

Sample ID 240730-hmygmsvcrr
Target 127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61
SHA256 127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61
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

127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61

Threat Level: Known bad

The file 127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61 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 06:51

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 06:51

Reported

2024-07-30 06:54

Platform

win7-20240708-en

Max time kernel

142s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61.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\127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61.exe

"C:\Users\Admin\AppData\Local\Temp\127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61.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/2704-0-0x0000000000220000-0x0000000000267000-memory.dmp

memory/2704-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2704-2-0x0000000000360000-0x0000000000393000-memory.dmp

memory/2704-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 06:51

Reported

2024-07-30 06:54

Platform

win10v2004-20240709-en

Max time kernel

142s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61.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\127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61.exe

"C:\Users\Admin\AppData\Local\Temp\127303edc572d9f9677d71f87091b5e8aa3e62935f9203173e53dd700d8b3f61.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.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 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 88.156.103.20.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 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 9.179.89.13.in-addr.arpa udp

Files

memory/2312-0-0x00000000021B0000-0x00000000021F7000-memory.dmp

memory/2312-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2312-2-0x0000000002350000-0x0000000002383000-memory.dmp

memory/2312-3-0x0000000000400000-0x000000000045F000-memory.dmp