Malware Analysis Report

2025-04-13 11:52

Sample ID 240730-fts5dsvakp
Target fab4624ae8a7eb8b4609ab58becfc02cfb6507ee35445b90a1cf4db578d8ee5c
SHA256 fab4624ae8a7eb8b4609ab58becfc02cfb6507ee35445b90a1cf4db578d8ee5c
Tags
discovery cobaltstrike
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fab4624ae8a7eb8b4609ab58becfc02cfb6507ee35445b90a1cf4db578d8ee5c

Threat Level: Known bad

The file fab4624ae8a7eb8b4609ab58becfc02cfb6507ee35445b90a1cf4db578d8ee5c was found to be: Known bad.

Malicious Activity Summary

discovery cobaltstrike

Cobalt Strike reflective loader

Cobaltstrike family

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-30 05:10

Signatures

Cobalt Strike reflective loader

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

Cobaltstrike family

cobaltstrike

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 05:10

Reported

2024-07-30 05:13

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f0ac74d76cae988ee0013405d90f7127c2217da6b6d1a4a0938a6319290b54e4.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f0ac74d76cae988ee0013405d90f7127c2217da6b6d1a4a0938a6319290b54e4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f0ac74d76cae988ee0013405d90f7127c2217da6b6d1a4a0938a6319290b54e4.exe

"C:\Users\Admin\AppData\Local\Temp\f0ac74d76cae988ee0013405d90f7127c2217da6b6d1a4a0938a6319290b54e4.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
N/A 192.168.5.132:80 tcp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
N/A 192.168.5.132:80 tcp
US 8.8.8.8:53 21.236.111.52.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

Files

memory/3724-0-0x00000000012A0000-0x00000000012E8000-memory.dmp

memory/3724-1-0x00000000012A0000-0x00000000012E8000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-30 05:10

Reported

2024-07-30 05:12

Platform

win7-20240729-en

Max time kernel

123s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f0ac74d76cae988ee0013405d90f7127c2217da6b6d1a4a0938a6319290b54e4.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f0ac74d76cae988ee0013405d90f7127c2217da6b6d1a4a0938a6319290b54e4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f0ac74d76cae988ee0013405d90f7127c2217da6b6d1a4a0938a6319290b54e4.exe

"C:\Users\Admin\AppData\Local\Temp\f0ac74d76cae988ee0013405d90f7127c2217da6b6d1a4a0938a6319290b54e4.exe"

Network

Country Destination Domain Proto
N/A 192.168.5.132:80 tcp
N/A 192.168.5.132:80 tcp
N/A 192.168.5.132:80 tcp
N/A 192.168.5.132:80 tcp

Files

memory/2244-0-0x0000000000430000-0x0000000000478000-memory.dmp

memory/2244-1-0x0000000000430000-0x0000000000478000-memory.dmp