Malware Analysis Report

2025-03-15 08:08

Sample ID 240814-r8xxnstajk
Target 2024-08-14_520c44a10d85554628c2fc9d89e40141_cobalt-strike_cobaltstrike_poet-rat
SHA256 d93d3ef3f67f1a5259915abcdaf91916ca3cc5aa939a190daa5ef28e07cb4a07
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

d93d3ef3f67f1a5259915abcdaf91916ca3cc5aa939a190daa5ef28e07cb4a07

Threat Level: Known bad

The file 2024-08-14_520c44a10d85554628c2fc9d89e40141_cobalt-strike_cobaltstrike_poet-rat was found to be: Known bad.

Malicious Activity Summary

miner upx 0 xmrig cobaltstrike

Cobaltstrike family

XMRig Miner payload

Xmrig family

xmrig

Cobalt Strike reflective loader

XMRig Miner payload

UPX packed file

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-14 14:52

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

2024-08-14 14:52

Reported

2024-08-14 14:55

Platform

win7-20240705-en

Max time kernel

132s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-14_520c44a10d85554628c2fc9d89e40141_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\2024-08-14_520c44a10d85554628c2fc9d89e40141_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-14_520c44a10d85554628c2fc9d89e40141_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/3016-0-0x000000013F2B0000-0x000000013F604000-memory.dmp

memory/3016-1-0x0000000001B20000-0x0000000001B30000-memory.dmp

memory/3016-2-0x000000013F2B0000-0x000000013F604000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-14 14:52

Reported

2024-08-14 14:55

Platform

win10v2004-20240802-en

Max time kernel

139s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-14_520c44a10d85554628c2fc9d89e40141_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\2024-08-14_520c44a10d85554628c2fc9d89e40141_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-14_520c44a10d85554628c2fc9d89e40141_cobalt-strike_cobaltstrike_poet-rat.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.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 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 172.214.232.199.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 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa 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/3644-0-0x00007FF61FD30000-0x00007FF620084000-memory.dmp

memory/3644-1-0x000002D182EB0000-0x000002D182EC0000-memory.dmp

memory/3644-2-0x00007FF61FD30000-0x00007FF620084000-memory.dmp