Malware Analysis Report

2025-03-15 07:59

Sample ID 240813-msjmwsyfjf
Target 2024-08-13_e236cf652eb4376514d493f6979353f2_cobalt-strike_cobaltstrike
SHA256 83e1df7534e2df8de589007e6fe42f634d1cbef51d282001834f16baef712223
Tags
xmrig miner upx 0 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

83e1df7534e2df8de589007e6fe42f634d1cbef51d282001834f16baef712223

Threat Level: Known bad

The file 2024-08-13_e236cf652eb4376514d493f6979353f2_cobalt-strike_cobaltstrike was found to be: Known bad.

Malicious Activity Summary

xmrig miner upx 0 cobaltstrike

Cobalt Strike reflective loader

Cobaltstrike family

XMRig Miner payload

Xmrig family

xmrig

XMRig Miner payload

UPX packed file

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-13 10:43

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: behavioral1

Detonation Overview

Submitted

2024-08-13 10:43

Reported

2024-08-13 10:46

Platform

win7-20240729-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-13_e236cf652eb4376514d493f6979353f2_cobalt-strike_cobaltstrike.exe"

Signatures

xmrig

miner xmrig

XMRig Miner payload

miner
Description Indicator Process Target
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\2024-08-13_e236cf652eb4376514d493f6979353f2_cobalt-strike_cobaltstrike.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-13_e236cf652eb4376514d493f6979353f2_cobalt-strike_cobaltstrike.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 endpsbn1u6m8f.x.pipedream.net udp
US 54.158.136.250:443 endpsbn1u6m8f.x.pipedream.net tcp

Files

memory/2604-0-0x0000000000400000-0x00000000010B6000-memory.dmp

memory/2604-1-0x00000000002E0000-0x00000000002F0000-memory.dmp

memory/2604-2-0x0000000000400000-0x00000000010B6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-13 10:43

Reported

2024-08-13 10:46

Platform

win10v2004-20240802-en

Max time kernel

110s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-08-13_e236cf652eb4376514d493f6979353f2_cobalt-strike_cobaltstrike.exe"

Signatures

xmrig

miner xmrig

XMRig Miner payload

miner
Description Indicator Process Target
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\2024-08-13_e236cf652eb4376514d493f6979353f2_cobalt-strike_cobaltstrike.exe

"C:\Users\Admin\AppData\Local\Temp\2024-08-13_e236cf652eb4376514d493f6979353f2_cobalt-strike_cobaltstrike.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 endpsbn1u6m8f.x.pipedream.net udp
US 54.158.136.250:443 endpsbn1u6m8f.x.pipedream.net tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 250.136.158.54.in-addr.arpa udp
US 8.8.8.8:53 43.39.156.108.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/1388-0-0x0000000000400000-0x00000000010B6000-memory.dmp

memory/1388-1-0x00000000001A0000-0x00000000001B0000-memory.dmp

memory/1388-6-0x0000000000400000-0x00000000010B6000-memory.dmp