Malware Analysis Report

2024-11-13 18:25

Sample ID 241110-bcylbswdpf
Target 06cd078e35569a5c5fa9dd53e5652b9b.bin
SHA256 8d1f480434ccdd189f50ef219113d5b030f38b249eb612b80e3809604520c90c
Tags
grandoreiro discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

8d1f480434ccdd189f50ef219113d5b030f38b249eb612b80e3809604520c90c

Threat Level: Known bad

The file 06cd078e35569a5c5fa9dd53e5652b9b.bin was found to be: Known bad.

Malicious Activity Summary

grandoreiro discovery

Detects Grandoreiro payload

Grandoreiro family

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:00

Signatures

Detects Grandoreiro payload

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

Grandoreiro family

grandoreiro

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:00

Reported

2024-11-10 01:03

Platform

win7-20241023-en

Max time kernel

121s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\de87ce756e50ab7af5074e91a856029d87656fdf7fe095af5661038da9de8c21.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\de87ce756e50ab7af5074e91a856029d87656fdf7fe095af5661038da9de8c21.exe

"C:\Users\Admin\AppData\Local\Temp\de87ce756e50ab7af5074e91a856029d87656fdf7fe095af5661038da9de8c21.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 256

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:00

Reported

2024-11-10 01:03

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\de87ce756e50ab7af5074e91a856029d87656fdf7fe095af5661038da9de8c21.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\de87ce756e50ab7af5074e91a856029d87656fdf7fe095af5661038da9de8c21.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\de87ce756e50ab7af5074e91a856029d87656fdf7fe095af5661038da9de8c21.exe

"C:\Users\Admin\AppData\Local\Temp\de87ce756e50ab7af5074e91a856029d87656fdf7fe095af5661038da9de8c21.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2840 -ip 2840

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 684

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

N/A