Malware Analysis Report

2025-03-15 08:02

Sample ID 240815-mffqgasgqn
Target 2024-08-15_9844f1265c654c7127fc40abde2bc35a_cobalt-strike_cobaltstrike_poet-rat
SHA256 9a2613b1d15c09164ff54df521d7969016c7bba893e922ac6897fe2929d1f1dd
Tags
miner 0 xmrig cobaltstrike
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

9a2613b1d15c09164ff54df521d7969016c7bba893e922ac6897fe2929d1f1dd

Threat Level: Known bad

The file 2024-08-15_9844f1265c654c7127fc40abde2bc35a_cobalt-strike_cobaltstrike_poet-rat was found to be: Known bad.

Malicious Activity Summary

miner 0 xmrig cobaltstrike

XMRig Miner payload

Xmrig family

xmrig

Cobalt Strike reflective loader

Cobaltstrike family

XMRig Miner payload

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-15 10:24

Signatures

Cobalt Strike reflective loader

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

Cobaltstrike family

cobaltstrike

XMRig Miner payload

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

Xmrig family

xmrig

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-15 10:24

Reported

2024-08-15 10:26

Platform

win7-20240704-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-15_9844f1265c654c7127fc40abde2bc35a_cobalt-strike_cobaltstrike_poet-rat.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-08-15_9844f1265c654c7127fc40abde2bc35a_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-15_9844f1265c654c7127fc40abde2bc35a_cobalt-strike_cobaltstrike_poet-rat.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2064 -s 72

Network

N/A

Files

memory/2064-0-0x000000013FDE0000-0x000000014012D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-15 10:24

Reported

2024-08-15 10:26

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-15_9844f1265c654c7127fc40abde2bc35a_cobalt-strike_cobaltstrike_poet-rat.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-08-15_9844f1265c654c7127fc40abde2bc35a_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-15_9844f1265c654c7127fc40abde2bc35a_cobalt-strike_cobaltstrike_poet-rat.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
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 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.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 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp

Files

N/A