Malware Analysis Report

2024-08-06 07:58

Sample ID 230702-fxj1wsbg9t
Target a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e.exe
SHA256 a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e
Tags
cobaltstrike 1359593325 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

a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e

Threat Level: Known bad

The file a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e.exe was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 1359593325 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2023-07-02 05:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-07-02 05:15

Reported

2023-07-02 05:17

Platform

win7-20230621-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e.exe

"C:\Users\Admin\AppData\Local\Temp\a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 service-0hf6dzvz-1317000763.sh.apigw.tencentcs.com udp
CN 175.24.155.13:80 service-0hf6dzvz-1317000763.sh.apigw.tencentcs.com tcp

Files

memory/1048-54-0x00000000000E0000-0x00000000000E1000-memory.dmp

memory/1048-56-0x0000000001F30000-0x0000000001F7D000-memory.dmp

memory/1048-55-0x0000000003200000-0x0000000003600000-memory.dmp

memory/1048-57-0x0000000001F30000-0x0000000001F7D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-07-02 05:15

Reported

2023-07-02 05:17

Platform

win10v2004-20230621-en

Max time kernel

140s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e.exe

"C:\Users\Admin\AppData\Local\Temp\a9b9b041c15253ca700295888896273fd78fb7ec1b5ac84d5e984b9615c9dc4e.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 service-0hf6dzvz-1317000763.sh.apigw.tencentcs.com udp
CN 175.24.155.13:80 service-0hf6dzvz-1317000763.sh.apigw.tencentcs.com tcp
US 8.8.8.8:53 13.155.24.175.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 203.151.224.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 202.74.101.95.in-addr.arpa udp
US 209.197.3.8:80 tcp
GB 96.16.110.41:443 tcp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp

Files

memory/1688-133-0x000001722A8D0000-0x000001722A8D1000-memory.dmp

memory/1688-134-0x000001722AD60000-0x000001722B160000-memory.dmp

memory/1688-135-0x000001722A9B0000-0x000001722A9FD000-memory.dmp

memory/1688-136-0x000001722A9B0000-0x000001722A9FD000-memory.dmp