Malware Analysis Report

2024-10-16 05:22

Sample ID 240730-gmdlssvbqj
Target 3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030
SHA256 3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030
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

3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030

Threat Level: Known bad

The file 3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030 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

2024-07-30 05:54

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 05:54

Reported

2024-07-30 05:57

Platform

win7-20240708-en

Max time kernel

142s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030.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\3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030.exe

"C:\Users\Admin\AppData\Local\Temp\3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030.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/2628-0-0x0000000000460000-0x00000000004A7000-memory.dmp

memory/2628-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2628-2-0x00000000003C0000-0x00000000003F3000-memory.dmp

memory/2628-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 05:54

Reported

2024-07-30 05:57

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030.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\3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030.exe

"C:\Users\Admin\AppData\Local\Temp\3b1e4b48aa542d4a7142395850fb3ecef53f47ec4e9d409803489c8405b5f030.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
NL 5.39.222.87:80 tcp
US 8.8.8.8:53 21.236.111.52.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 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/2516-0-0x00000000021B0000-0x00000000021F7000-memory.dmp

memory/2516-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2516-2-0x0000000002360000-0x0000000002393000-memory.dmp

memory/2516-3-0x0000000000400000-0x000000000045F000-memory.dmp