Malware Analysis Report

2025-01-22 19:18

Sample ID 240807-rwekkashrh
Target 2024-08-07_fd79d149435d71cb3e07ead7bec4677d_cobalt-strike_cobaltstrike_poet-rat
SHA256 67f64eadf2d7a819ef87e901731b7d5340431cbd7053b130e111fdcb595f3ad7
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

67f64eadf2d7a819ef87e901731b7d5340431cbd7053b130e111fdcb595f3ad7

Threat Level: Known bad

The file 2024-08-07_fd79d149435d71cb3e07ead7bec4677d_cobalt-strike_cobaltstrike_poet-rat was found to be: Known bad.

Malicious Activity Summary

miner upx 0 xmrig cobaltstrike

Xmrig family

xmrig

Cobalt Strike reflective loader

Cobaltstrike family

XMRig Miner payload

XMRig Miner payload

UPX packed file

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-07 14:32

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

2024-08-07 14:32

Reported

2024-08-07 14:34

Platform

win7-20240705-en

Max time kernel

132s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-07_fd79d149435d71cb3e07ead7bec4677d_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\2024-08-07_fd79d149435d71cb3e07ead7bec4677d_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-07_fd79d149435d71cb3e07ead7bec4677d_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/2208-0-0x000000013F890000-0x000000013FBE4000-memory.dmp

memory/2208-1-0x00000000001F0000-0x0000000000200000-memory.dmp

memory/2208-2-0x000000013F890000-0x000000013FBE4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-07 14:32

Reported

2024-08-07 14:34

Platform

win10v2004-20240802-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-07_fd79d149435d71cb3e07ead7bec4677d_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\2024-08-07_fd79d149435d71cb3e07ead7bec4677d_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-07_fd79d149435d71cb3e07ead7bec4677d_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 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.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 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp

Files

memory/5048-0-0x00007FF765290000-0x00007FF7655E4000-memory.dmp

memory/5048-1-0x0000024412A70000-0x0000024412A80000-memory.dmp

memory/5048-2-0x00007FF765290000-0x00007FF7655E4000-memory.dmp