Malware Analysis Report

2024-10-16 05:22

Sample ID 240729-mx84cavdnn
Target daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a
SHA256 daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a
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

daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a

Threat Level: Known bad

The file daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a 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 10:51

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 10:51

Reported

2024-07-29 10:55

Platform

win7-20240704-en

Max time kernel

141s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a.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\daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a.exe

"C:\Users\Admin\AppData\Local\Temp\daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a.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/2852-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2852-0-0x0000000000280000-0x00000000002C7000-memory.dmp

memory/2852-2-0x00000000001C0000-0x00000000001F3000-memory.dmp

memory/2852-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 10:51

Reported

2024-07-29 10:56

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a.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\daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a.exe

"C:\Users\Admin\AppData\Local\Temp\daf83f074f22b10925dd540e83dddd871f5d4a3aa638fb03863cabdbb21fa00a.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 48.229.111.52.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/3636-0-0x0000000000700000-0x0000000000747000-memory.dmp

memory/3636-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/3636-2-0x0000000002340000-0x0000000002373000-memory.dmp

memory/3636-3-0x0000000000400000-0x000000000045F000-memory.dmp