Malware Analysis Report

2024-10-16 05:21

Sample ID 240729-xhw6cayeqf
Target 627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75
SHA256 627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75

Threat Level: Known bad

The file 627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75 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

2024-07-29 18:51

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: behavioral2

Detonation Overview

Submitted

2024-07-29 18:51

Reported

2024-07-29 18:54

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75.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\627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75.exe

"C:\Users\Admin\AppData\Local\Temp\627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
NL 52.111.243.29:443 tcp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 101.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa 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

Files

memory/800-0-0x00000000021A0000-0x00000000021E7000-memory.dmp

memory/800-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/800-2-0x0000000002370000-0x00000000023A3000-memory.dmp

memory/800-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-29 18:51

Reported

2024-07-29 18:54

Platform

win7-20240708-en

Max time kernel

141s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75.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\627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75.exe

"C:\Users\Admin\AppData\Local\Temp\627a60545c0b4343183c4b21a748ccbc746189defbbcfeece2ac38f5f6061f75.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/2672-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2672-0-0x0000000000220000-0x0000000000267000-memory.dmp

memory/2672-2-0x00000000002C0000-0x00000000002F3000-memory.dmp

memory/2672-3-0x0000000000400000-0x000000000045F000-memory.dmp

memory/2672-6-0x0000000000400000-0x000000000044B000-memory.dmp