Malware Analysis Report

2024-10-16 05:22

Sample ID 240729-mx84cavdnp
Target 1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac
SHA256 1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac
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

1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac

Threat Level: Known bad

The file 1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac was found to be: Known bad.

Malicious Activity Summary

cryptone packer cobaltstrike 1359593325 backdoor discovery trojan

Cobaltstrike

CryptOne packer

System Location Discovery: System Language Discovery

Unsigned PE

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 10:56

Platform

win7-20240705-en

Max time kernel

140s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac.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\1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac.exe

"C:\Users\Admin\AppData\Local\Temp\1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac.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/3056-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/3056-0-0x0000000000220000-0x0000000000267000-memory.dmp

memory/3056-2-0x0000000000270000-0x00000000002A3000-memory.dmp

memory/3056-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 10:51

Reported

2024-07-29 10:57

Platform

win10v2004-20240709-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac.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\1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac.exe

"C:\Users\Admin\AppData\Local\Temp\1b13a15de10e966f839ae1603396e99a91cad51fdda06014975e4e594d4412ac.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 148.177.190.20.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 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.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 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/3700-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/3700-0-0x0000000000700000-0x0000000000747000-memory.dmp

memory/3700-2-0x0000000002240000-0x0000000002273000-memory.dmp

memory/3700-3-0x0000000000400000-0x000000000045F000-memory.dmp