Malware Analysis Report

2024-08-06 11:02

Sample ID 240309-k1rmcsfc5s
Target 45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c
SHA256 45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c
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

45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c

Threat Level: Known bad

The file 45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c 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

2024-03-09 09:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-09 09:04

Reported

2024-03-09 09:06

Platform

win7-20240221-en

Max time kernel

143s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c.exe

"C:\Users\Admin\AppData\Local\Temp\45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com udp
CN 119.45.2.30:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
CN 119.45.67.241:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
CN 119.45.2.56:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
CN 119.45.2.30:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
CN 119.45.67.241:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
CN 119.45.2.56:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
CN 119.45.2.30:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp

Files

memory/3008-0-0x0000000001FD0000-0x0000000002442000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-09 09:04

Reported

2024-03-09 09:06

Platform

win10v2004-20240226-en

Max time kernel

145s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c.exe

"C:\Users\Admin\AppData\Local\Temp\45e6d1d1801221cd1396e67c99a7d408ebd4cd6b18e918e16ff8dc4b1207782c.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=2808 --field-trial-handle=2268,i,8796662530135712346,11409037572378858775,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 187.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com udp
CN 119.45.2.56:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
CN 119.45.2.30:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
CN 119.45.67.241:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.187.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 234.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
CN 119.45.2.56:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
CN 119.45.2.30:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
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
CN 119.45.67.241:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp
CN 119.45.2.56:443 service-rbj9jdc8-1257582847.nj.apigw.tencentcs.com tcp

Files

memory/3572-0-0x0000000002F50000-0x00000000033C2000-memory.dmp