Malware Analysis Report

2024-10-16 05:21

Sample ID 240730-caaxxssalk
Target db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b
SHA256 db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b
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

db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b

Threat Level: Known bad

The file db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b 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

2024-07-30 01:51

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 01:51

Reported

2024-07-30 01:54

Platform

win7-20240708-en

Max time kernel

140s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b.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\db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b.exe

"C:\Users\Admin\AppData\Local\Temp\db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b.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/2348-0-0x00000000001B0000-0x00000000001F7000-memory.dmp

memory/2348-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2348-2-0x00000000005D0000-0x0000000000603000-memory.dmp

memory/2348-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 01:51

Reported

2024-07-30 01:54

Platform

win10v2004-20240709-en

Max time kernel

141s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b.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\db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b.exe

"C:\Users\Admin\AppData\Local\Temp\db00cd5c390cf4f590e654938eee020424baf845f89e987990afd844d0fb0d6b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.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 5.39.222.84:80 tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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

Files

memory/2304-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2304-0-0x00000000021C0000-0x0000000002207000-memory.dmp

memory/2304-2-0x00000000023A0000-0x00000000023D3000-memory.dmp

memory/2304-3-0x0000000000400000-0x000000000045F000-memory.dmp