Malware Analysis Report

2024-08-06 10:57

Sample ID 240425-3pzspsgc56
Target 64.exe
SHA256 3cfa64cab0a5bd554c90a0b38043e88e1cc8ffda6f33b590660612c78aab35c8
Tags
cobaltstrike 100000 backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

3cfa64cab0a5bd554c90a0b38043e88e1cc8ffda6f33b590660612c78aab35c8

Threat Level: Known bad

The file 64.exe was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 100000 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-25 23:42

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-25 23:42

Reported

2024-04-25 23:44

Platform

win7-20240221-en

Max time kernel

142s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\64.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\64.exe

"C:\Users\Admin\AppData\Local\Temp\64.exe"

Network

Country Destination Domain Proto
CN 118.89.80.111:2211 tcp
CN 118.89.80.111:2211 tcp
CN 118.89.80.111:2211 tcp
CN 118.89.80.111:2211 tcp
CN 118.89.80.111:2211 tcp
CN 118.89.80.111:2211 tcp
CN 118.89.80.111:2211 tcp

Files

memory/1656-0-0x0000000000450000-0x0000000000491000-memory.dmp

memory/1656-1-0x00000000004A0000-0x00000000004EF000-memory.dmp

memory/1656-2-0x0000000000400000-0x000000000044E000-memory.dmp

memory/1656-4-0x00000000004A0000-0x00000000004EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-25 23:42

Reported

2024-04-25 23:44

Platform

win10v2004-20240412-en

Max time kernel

141s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\64.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\64.exe

"C:\Users\Admin\AppData\Local\Temp\64.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
CN 118.89.80.111:2211 tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 67.32.209.4.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
CN 118.89.80.111:2211 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
CN 118.89.80.111:2211 tcp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 196.121.18.2.in-addr.arpa udp
CN 118.89.80.111:2211 tcp
IE 52.111.236.23:443 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
CN 118.89.80.111:2211 tcp
CN 118.89.80.111:2211 tcp

Files

memory/4604-0-0x0000000000650000-0x0000000000691000-memory.dmp

memory/4604-1-0x00000000006A0000-0x00000000006EF000-memory.dmp

memory/4604-2-0x0000000000400000-0x000000000044E000-memory.dmp

memory/4604-4-0x00000000006A0000-0x00000000006EF000-memory.dmp