Malware Analysis Report

2025-03-15 08:06

Sample ID 240812-a1f6hs1fle
Target 2024-08-12_36ae4130dc13f1f0a581cd3a3bee62b1_cobalt-strike_cobaltstrike_poet-rat
SHA256 1f245749b4dcfc5466222a9aeb1d8ef63645becf3c7b7c4ee2d9dbde4fb2a244
Tags
xmrig miner upx 0 cobaltstrike
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

1f245749b4dcfc5466222a9aeb1d8ef63645becf3c7b7c4ee2d9dbde4fb2a244

Threat Level: Known bad

The file 2024-08-12_36ae4130dc13f1f0a581cd3a3bee62b1_cobalt-strike_cobaltstrike_poet-rat was found to be: Known bad.

Malicious Activity Summary

xmrig miner upx 0 cobaltstrike

Cobaltstrike family

XMRig Miner payload

Xmrig family

Cobalt Strike reflective loader

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 00:40

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: behavioral2

Detonation Overview

Submitted

2024-08-12 00:40

Reported

2024-08-12 00:43

Platform

win10v2004-20240802-en

Max time kernel

139s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-12_36ae4130dc13f1f0a581cd3a3bee62b1_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_36ae4130dc13f1f0a581cd3a3bee62b1_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-12_36ae4130dc13f1f0a581cd3a3bee62b1_cobalt-strike_cobaltstrike_poet-rat.exe"

Network

Country Destination Domain Proto
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
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 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
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
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp

Files

memory/3708-0-0x00007FF62B2C0000-0x00007FF62B614000-memory.dmp

memory/3708-1-0x0000029668730000-0x0000029668740000-memory.dmp

memory/3708-2-0x00007FF62B2C0000-0x00007FF62B614000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-12 00:40

Reported

2024-08-12 00:43

Platform

win7-20240729-en

Max time kernel

132s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-12_36ae4130dc13f1f0a581cd3a3bee62b1_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_36ae4130dc13f1f0a581cd3a3bee62b1_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-12_36ae4130dc13f1f0a581cd3a3bee62b1_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/2616-0-0x000000013F670000-0x000000013F9C4000-memory.dmp

memory/2616-1-0x0000000000080000-0x0000000000090000-memory.dmp

memory/2616-2-0x000000013F670000-0x000000013F9C4000-memory.dmp