Malware Analysis Report

2024-10-19 06:22

Sample ID 241001-b4q1kayeqg
Target c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf.exe
SHA256 c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf
Tags
cobaltstrike 0 100000 backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf

Threat Level: Known bad

The file c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf.exe was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 0 100000 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-10-01 01:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-01 01:42

Reported

2024-10-01 01:44

Platform

win7-20240729-en

Max time kernel

140s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf.exe

"C:\Users\Admin\AppData\Local\Temp\c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf.exe"

Network

Country Destination Domain Proto
HK 156.224.21.148:80 156.224.21.148 tcp
HK 156.224.21.148:80 156.224.21.148 tcp
HK 156.224.21.148:80 156.224.21.148 tcp
HK 156.224.21.148:80 156.224.21.148 tcp

Files

memory/2640-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/2640-1-0x00000000041C0000-0x00000000045C0000-memory.dmp

memory/2640-2-0x0000000002650000-0x000000000269F000-memory.dmp

memory/2640-3-0x0000000000400000-0x000000000040C000-memory.dmp

memory/2640-4-0x0000000002650000-0x000000000269F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-01 01:42

Reported

2024-10-01 01:44

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf.exe

"C:\Users\Admin\AppData\Local\Temp\c21909adc395418d720182307722a3915705e36b86c1ee6e703c1e6e58d604cf.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
HK 156.224.21.148:80 156.224.21.148 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 148.21.224.156.in-addr.arpa udp
HK 156.224.21.148:80 156.224.21.148 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 100.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
HK 156.224.21.148:80 156.224.21.148 tcp
US 52.111.227.13:443 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
HK 156.224.21.148:80 156.224.21.148 tcp

Files

memory/2904-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/2904-1-0x00000000036B0000-0x0000000003AB0000-memory.dmp

memory/2904-2-0x0000000003AB0000-0x0000000003AFF000-memory.dmp

memory/2904-3-0x0000000000400000-0x000000000040C000-memory.dmp

memory/2904-4-0x0000000003AB0000-0x0000000003AFF000-memory.dmp