Malware Analysis Report

2024-10-16 05:21

Sample ID 240730-jr19rszdka
Target 88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43
SHA256 88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43
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

88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43

Threat Level: Known bad

The file 88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43 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 07:54

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 07:54

Reported

2024-07-30 07:57

Platform

win7-20240705-en

Max time kernel

142s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43.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\88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43.exe

"C:\Users\Admin\AppData\Local\Temp\88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43.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/2156-0-0x00000000002C0000-0x0000000000307000-memory.dmp

memory/2156-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2156-2-0x0000000000360000-0x0000000000393000-memory.dmp

memory/2156-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 07:54

Reported

2024-07-30 07:57

Platform

win10v2004-20240709-en

Max time kernel

142s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43.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\88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43.exe

"C:\Users\Admin\AppData\Local\Temp\88e92673dd15f1d4b5a170cec05ee8404e9a2a2e50c1e49e972146244b7fcb43.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 23.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
NL 5.39.222.84:80 tcp
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 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/2148-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2148-0-0x0000000000530000-0x0000000000577000-memory.dmp

memory/2148-2-0x0000000002240000-0x0000000002273000-memory.dmp

memory/2148-3-0x0000000000400000-0x000000000045F000-memory.dmp