Malware Analysis Report

2025-03-15 08:00

Sample ID 240812-a5lxkaxcnn
Target 2024-08-12_4125ef0cb6a792d3b709dbdf8d1cf0d3_cobalt-strike_cobaltstrike_poet-rat
SHA256 1b4ce119f5b76d71ece44bae6feb3962e46622d848b8dc9894e70ae5ce33f2ed
Tags
miner upx 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

1b4ce119f5b76d71ece44bae6feb3962e46622d848b8dc9894e70ae5ce33f2ed

Threat Level: Known bad

The file 2024-08-12_4125ef0cb6a792d3b709dbdf8d1cf0d3_cobalt-strike_cobaltstrike_poet-rat was found to be: Known bad.

Malicious Activity Summary

miner upx 0 xmrig cobaltstrike

Cobalt Strike reflective loader

XMRig Miner payload

Xmrig family

Cobaltstrike family

xmrig

XMRig Miner payload

UPX packed file

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-12 00:47

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

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-12 00:47

Reported

2024-08-12 00:50

Platform

win7-20240705-en

Max time kernel

132s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-12_4125ef0cb6a792d3b709dbdf8d1cf0d3_cobalt-strike_cobaltstrike_poet-rat.exe"

Signatures

xmrig

miner xmrig

XMRig Miner payload

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

UPX packed file

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

Processes

C:\Users\Admin\AppData\Local\Temp\2024-08-12_4125ef0cb6a792d3b709dbdf8d1cf0d3_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-12_4125ef0cb6a792d3b709dbdf8d1cf0d3_cobalt-strike_cobaltstrike_poet-rat.exe"

Network

Country Destination Domain Proto
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp

Files

memory/1596-1-0x00000000002F0000-0x0000000000300000-memory.dmp

memory/1596-0-0x000000013F1E0000-0x000000013F534000-memory.dmp

memory/1596-2-0x000000013F1E0000-0x000000013F534000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-12 00:47

Reported

2024-08-12 00:50

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-12_4125ef0cb6a792d3b709dbdf8d1cf0d3_cobalt-strike_cobaltstrike_poet-rat.exe"

Signatures

xmrig

miner xmrig

XMRig Miner payload

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

UPX packed file

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

Processes

C:\Users\Admin\AppData\Local\Temp\2024-08-12_4125ef0cb6a792d3b709dbdf8d1cf0d3_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-12_4125ef0cb6a792d3b709dbdf8d1cf0d3_cobalt-strike_cobaltstrike_poet-rat.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 43.229.111.52.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
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp

Files

memory/4128-0-0x00007FF6ED490000-0x00007FF6ED7E4000-memory.dmp

memory/4128-1-0x0000015C1FDF0000-0x0000015C1FE00000-memory.dmp

memory/4128-2-0x00007FF6ED490000-0x00007FF6ED7E4000-memory.dmp