Malware Analysis Report

2025-03-15 08:10

Sample ID 240529-x6hymafh89
Target 2024-05-29_fd711c9b7324761c3275b3cbbc989c27_cobalt-strike_cobaltstrike
SHA256 0e115b69af8537b1850fedc2eaa88283651a83887d4e9b6eb7027b52772907ec
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

0e115b69af8537b1850fedc2eaa88283651a83887d4e9b6eb7027b52772907ec

Threat Level: Known bad

The file 2024-05-29_fd711c9b7324761c3275b3cbbc989c27_cobalt-strike_cobaltstrike was found to be: Known bad.

Malicious Activity Summary

miner 0 xmrig cobaltstrike

Cobaltstrike family

Detects Reflective DLL injection artifacts

xmrig

Cobalt Strike reflective loader

XMRig Miner payload

Xmrig family

XMRig Miner payload

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-29 19:27

Signatures

Cobalt Strike reflective loader

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

Cobaltstrike family

cobaltstrike

Detects Reflective DLL injection artifacts

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

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

2024-05-29 19:27

Reported

2024-05-29 19:30

Platform

win7-20240419-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-29_fd711c9b7324761c3275b3cbbc989c27_cobalt-strike_cobaltstrike.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-29_fd711c9b7324761c3275b3cbbc989c27_cobalt-strike_cobaltstrike.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-29_fd711c9b7324761c3275b3cbbc989c27_cobalt-strike_cobaltstrike.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1148 -s 72

Network

N/A

Files

memory/1148-0-0x000000013FDE0000-0x000000014012D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-29 19:27

Reported

2024-05-29 19:30

Platform

win10v2004-20240508-en

Max time kernel

131s

Max time network

104s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-29_fd711c9b7324761c3275b3cbbc989c27_cobalt-strike_cobaltstrike.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-29_fd711c9b7324761c3275b3cbbc989c27_cobalt-strike_cobaltstrike.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-29_fd711c9b7324761c3275b3cbbc989c27_cobalt-strike_cobaltstrike.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 213.131.50.23.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.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 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
NL 23.62.61.129:443 www.bing.com tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp

Files

N/A