Malware Analysis Report

2024-08-06 11:01

Sample ID 240325-dgcwjahc6s
Target 2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8
SHA256 2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8
Tags
cobaltstrike 100000000 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

2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8

Threat Level: Known bad

The file 2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 100000000 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-25 02:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-25 02:58

Reported

2024-03-25 03:00

Platform

win7-20240221-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8.exe

"C:\Users\Admin\AppData\Local\Temp\2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-25 02:58

Reported

2024-03-25 03:01

Platform

win10v2004-20240226-en

Max time kernel

140s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8.exe

"C:\Users\Admin\AppData\Local\Temp\2b4636dde4bab4ab10547e7a778960b80c7b1571cedb210290e3417508a079e8.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4148 --field-trial-handle=2272,i,1589057049575649654,2929151440327217574,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 microsoft.dogdonger.workers.dev udp
US 172.67.156.240:443 microsoft.dogdonger.workers.dev tcp
US 8.8.8.8:53 240.156.67.172.in-addr.arpa udp
US 172.67.156.240:443 microsoft.dogdonger.workers.dev tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 13.107.246.64:443 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 172.67.156.240:443 microsoft.dogdonger.workers.dev tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 172.67.156.240:443 microsoft.dogdonger.workers.dev tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa 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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 172.67.156.240:443 microsoft.dogdonger.workers.dev tcp

Files

memory/4056-0-0x000001A768080000-0x000001A768081000-memory.dmp

memory/4056-1-0x000001A76F250000-0x000001A76F6C2000-memory.dmp

memory/4056-2-0x000001A76EE50000-0x000001A76F250000-memory.dmp

memory/4056-3-0x000001A76EE50000-0x000001A76F250000-memory.dmp