Malware Analysis Report

2025-08-05 13:07

Sample ID 220321-qqg8tsceg9
Target gozi.payload-disk
SHA256 f55d54a8bddce8014ce5548603a30e9a48f29d3a4741d8b35f1349ac24570fcf
Tags
7616 gozi_ifsb
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

f55d54a8bddce8014ce5548603a30e9a48f29d3a4741d8b35f1349ac24570fcf

Threat Level: Known bad

The file gozi.payload-disk was found to be: Known bad.

Malicious Activity Summary

7616 gozi_ifsb

Gozi_ifsb family

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-03-21 13:27

Signatures

Gozi_ifsb family

gozi_ifsb

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-21 13:27

Reported

2022-03-21 13:30

Platform

win10v2004-en-20220113

Max time kernel

61s

Max time network

140s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\gozi.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1500 wrote to memory of 1516 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1500 wrote to memory of 1516 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1500 wrote to memory of 1516 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\gozi.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\gozi.dll,#1

Network

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-21 13:27

Reported

2022-03-21 13:30

Platform

win7-20220310-en

Max time kernel

4294178s

Max time network

120s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\gozi.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\gozi.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\gozi.dll,#1

Network

N/A

Files

memory/288-54-0x0000000074DE1000-0x0000000074DE3000-memory.dmp