Malware Analysis Report

2025-01-22 19:24

Sample ID 240807-sk3cxszfmn
Target 2024-08-07_ca8949c294c94c715cea490c2bc8655d_cobalt-strike_cobaltstrike_poet-rat
SHA256 1aaf82a0e9c7bd2684b5dfa167340a458f456374a4efa2f1c89ebfa6bdd31252
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

1aaf82a0e9c7bd2684b5dfa167340a458f456374a4efa2f1c89ebfa6bdd31252

Threat Level: Known bad

The file 2024-08-07_ca8949c294c94c715cea490c2bc8655d_cobalt-strike_cobaltstrike_poet-rat was found to be: Known bad.

Malicious Activity Summary

xmrig miner upx 0 cobaltstrike

xmrig

Cobaltstrike family

XMRig Miner payload

Cobalt Strike reflective loader

Xmrig family

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 15:11

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
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-07 15:11

Reported

2024-08-07 15:14

Platform

win10v2004-20240802-en

Max time kernel

141s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-07_ca8949c294c94c715cea490c2bc8655d_cobalt-strike_cobaltstrike_poet-rat.exe"

Signatures

xmrig

miner xmrig

XMRig Miner payload

miner
Description Indicator Process Target
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UPX packed file

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

C:\Users\Admin\AppData\Local\Temp\2024-08-07_ca8949c294c94c715cea490c2bc8655d_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-07_ca8949c294c94c715cea490c2bc8655d_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 73.159.190.20.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 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 73.190.18.2.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
DE 3.120.209.58:8080 tcp
DE 3.120.209.58:8080 tcp

Files

memory/3144-0-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-1-0x00000266FF690000-0x00000266FF6A0000-memory.dmp

memory/3144-2-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-3-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-4-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-5-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-6-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-7-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-8-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-9-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-10-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-11-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-12-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-13-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-14-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

memory/3144-15-0x00007FF6853F0000-0x00007FF685741000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-07 15:11

Reported

2024-08-07 15:14

Platform

win7-20240704-en

Max time kernel

140s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-07_ca8949c294c94c715cea490c2bc8655d_cobalt-strike_cobaltstrike_poet-rat.exe"

Signatures

xmrig

miner xmrig

XMRig Miner payload

miner
Description Indicator Process Target
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UPX packed file

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

C:\Users\Admin\AppData\Local\Temp\2024-08-07_ca8949c294c94c715cea490c2bc8655d_cobalt-strike_cobaltstrike_poet-rat.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-07_ca8949c294c94c715cea490c2bc8655d_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/2672-0-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-1-0x00000000000F0000-0x0000000000100000-memory.dmp

memory/2672-2-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-3-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-4-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-5-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-6-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-7-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-8-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-9-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-10-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-11-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-12-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-13-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-14-0x000000013FFB0000-0x0000000140301000-memory.dmp

memory/2672-15-0x000000013FFB0000-0x0000000140301000-memory.dmp