Malware Analysis Report

2025-08-05 13:07

Sample ID 220321-qk85cscee7
Target gozi.payload-disk
SHA256 5da0e0f959a76824ae3c1bb5bdc8bf71c9e5d0fc389f0dc1b9f03cd0bfedca83
Tags
7620 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

5da0e0f959a76824ae3c1bb5bdc8bf71c9e5d0fc389f0dc1b9f03cd0bfedca83

Threat Level: Known bad

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

Malicious Activity Summary

7620 gozi_ifsb

Gozi_ifsb family

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-03-21 13:20

Signatures

Gozi_ifsb family

gozi_ifsb

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-21 13:20

Reported

2022-03-21 13:22

Platform

win7-20220311-en

Max time kernel

4294178s

Max time network

121s

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/1040-54-0x0000000075E61000-0x0000000075E63000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-21 13:20

Reported

2022-03-21 13:22

Platform

win10v2004-en-20220113

Max time kernel

126s

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 3096 wrote to memory of 3404 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3096 wrote to memory of 3404 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3096 wrote to memory of 3404 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