Malware Analysis Report

2024-10-23 15:37

Sample ID 220803-m3q5qabdgq
Target 1660-57-0x0000000010000000-0x000000001000E000-memory.dmp
SHA256 c6dc63cef61f9af4d1f553422632823d1004796b366320eb38d2ad1c470e190c
Tags
3000 gozi_ifsb
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

c6dc63cef61f9af4d1f553422632823d1004796b366320eb38d2ad1c470e190c

Threat Level: Known bad

The file 1660-57-0x0000000010000000-0x000000001000E000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

3000 gozi_ifsb

Gozi_ifsb family

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-08-03 10:59

Signatures

Gozi_ifsb family

gozi_ifsb

Analysis: behavioral1

Detonation Overview

Submitted

2022-08-03 10:59

Reported

2022-08-03 11:02

Platform

win7-20220715-en

Max time kernel

38s

Max time network

41s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 196

Network

N/A

Files

memory/1752-54-0x0000000000000000-mapping.dmp

memory/1752-55-0x0000000075F81000-0x0000000075F83000-memory.dmp

memory/1892-56-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-03 10:59

Reported

2022-08-03 11:02

Platform

win10v2004-20220721-en

Max time kernel

117s

Max time network

147s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4156 wrote to memory of 2008 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4156 wrote to memory of 2008 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4156 wrote to memory of 2008 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2008 -ip 2008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2008 -s 564

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
AU 104.46.162.226:443 tcp
US 8.8.8.8:53 106.89.54.20.in-addr.arpa udp
FR 2.18.109.224:443 tcp

Files

memory/2008-130-0x0000000000000000-mapping.dmp