Malware Analysis Report

2024-12-07 09:27

Sample ID 241113-nfnxhs1bpf
Target cz-e4da3b7fbbce2345d7772b0674a318d5.zip
SHA256 a61c086b61e46d486da04b64b9e766d6ba6d1a8a13e199ae4573560910dbd5f1
Tags
miner xmrig
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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a61c086b61e46d486da04b64b9e766d6ba6d1a8a13e199ae4573560910dbd5f1

Threat Level: Known bad

The file cz-e4da3b7fbbce2345d7772b0674a318d5.zip was found to be: Known bad.

Malicious Activity Summary

miner xmrig

XMRig Miner payload

Xmrig family

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-13 11:20

Signatures

XMRig Miner payload

miner
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Xmrig family

xmrig

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 11:20

Reported

2024-11-13 11:25

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

295s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe

"C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 sg-zephyr.miningocean.org udp
SG 51.79.157.201:5332 sg-zephyr.miningocean.org tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 201.157.79.51.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
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 71.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 208.143.182.52.in-addr.arpa udp

Files

memory/4704-0-0x00000296CD060000-0x00000296CD080000-memory.dmp

memory/4704-2-0x00000296CD100000-0x00000296CD120000-memory.dmp

memory/4704-3-0x00000296CD120000-0x00000296CD140000-memory.dmp

memory/4704-4-0x00000296CD140000-0x00000296CD160000-memory.dmp

memory/4704-5-0x00000296CD120000-0x00000296CD140000-memory.dmp

memory/4704-6-0x00000296CD140000-0x00000296CD160000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 11:20

Reported

2024-11-13 11:25

Platform

win10ltsc2021-20241023-en

Max time kernel

300s

Max time network

303s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe

"C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 sg-zephyr.miningocean.org udp
SG 51.79.157.201:5332 sg-zephyr.miningocean.org tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 201.157.79.51.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 fd.api.iris.microsoft.com udp

Files

memory/1256-0-0x000002D41DF70000-0x000002D41DF90000-memory.dmp

memory/1256-2-0x000002D4B1A80000-0x000002D4B1AA0000-memory.dmp

memory/1256-3-0x000002D4B20F0000-0x000002D4B2110000-memory.dmp

memory/1256-4-0x000002D4B20D0000-0x000002D4B20F0000-memory.dmp

memory/1256-5-0x000002D4B20F0000-0x000002D4B2110000-memory.dmp

memory/1256-6-0x000002D4B20D0000-0x000002D4B20F0000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-11-13 11:20

Reported

2024-11-13 11:25

Platform

win11-20241023-en

Max time kernel

214s

Max time network

297s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe

"C:\Users\Admin\AppData\Local\Temp\cz-e4da3b7fbbce2345d7772b0674a318d5\xmrig.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 sg-zephyr.miningocean.org udp
SG 51.79.157.201:5332 sg-zephyr.miningocean.org tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/232-0-0x000002459F220000-0x000002459F240000-memory.dmp

memory/232-2-0x00000245A0B20000-0x00000245A0B40000-memory.dmp

memory/232-4-0x00000246332C0000-0x00000246332E0000-memory.dmp

memory/232-3-0x00000245A0B40000-0x00000245A0B60000-memory.dmp

memory/232-6-0x00000246332C0000-0x00000246332E0000-memory.dmp

memory/232-5-0x00000245A0B40000-0x00000245A0B60000-memory.dmp