Malware Analysis Report

2025-03-15 08:04

Sample ID 240813-r8971azdlh
Target 1a979116400550af0be6a9762c4bf5c0N.exe
SHA256 3f615faf3eef7546d3afc2baf8e7259042e7e7ede5c17a626b5f73ca3a9e8cd3
Tags
cobaltstrike 0 574247 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

3f615faf3eef7546d3afc2baf8e7259042e7e7ede5c17a626b5f73ca3a9e8cd3

Threat Level: Known bad

The file 1a979116400550af0be6a9762c4bf5c0N.exe was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 0 574247 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-13 14:53

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-13 14:53

Reported

2024-08-13 14:55

Platform

win7-20240704-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1a979116400550af0be6a9762c4bf5c0N.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\1a979116400550af0be6a9762c4bf5c0N.exe

"C:\Users\Admin\AppData\Local\Temp\1a979116400550af0be6a9762c4bf5c0N.exe"

Network

Country Destination Domain Proto
N/A 192.168.199.134:8011 tcp
N/A 192.168.199.134:8011 tcp

Files

memory/328-1-0x0000000000340000-0x000000000038E000-memory.dmp

memory/328-0-0x00000000001F0000-0x0000000000231000-memory.dmp

memory/328-2-0x0000000000340000-0x000000000038E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-13 14:53

Reported

2024-08-13 14:55

Platform

win10v2004-20240802-en

Max time kernel

111s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1a979116400550af0be6a9762c4bf5c0N.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\1a979116400550af0be6a9762c4bf5c0N.exe

"C:\Users\Admin\AppData\Local\Temp\1a979116400550af0be6a9762c4bf5c0N.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
N/A 192.168.199.134:8011 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
N/A 192.168.199.134:8011 tcp

Files

memory/4912-1-0x000001B469520000-0x000001B46956E000-memory.dmp

memory/4912-0-0x000001B4694D0000-0x000001B469511000-memory.dmp

memory/4912-2-0x000001B469520000-0x000001B46956E000-memory.dmp