Malware Analysis Report

2025-08-05 13:07

Sample ID 220323-hw73fadfar
Target 1664-56-0x0000000000170000-0x000000000017E000-memory.dmp
SHA256 2d54d23157e549d56edfa497620df75e4291413181f4883f91aecdfe9e38ae1a
Tags
7626 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

2d54d23157e549d56edfa497620df75e4291413181f4883f91aecdfe9e38ae1a

Threat Level: Known bad

The file 1664-56-0x0000000000170000-0x000000000017E000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

7626 gozi_ifsb

Gozi_ifsb family

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-03-23 07:06

Signatures

Gozi_ifsb family

gozi_ifsb

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-23 07:06

Reported

2022-03-23 07:17

Platform

win7-20220311-en

Max time kernel

4294180s

Max time network

135s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1664-56-0x0000000000170000-0x000000000017E000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1664 wrote to memory of 1488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1664 wrote to memory of 1488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1664 wrote to memory of 1488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1664 wrote to memory of 1488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1664 wrote to memory of 1488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1664 wrote to memory of 1488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1664 wrote to memory of 1488 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\1664-56-0x0000000000170000-0x000000000017E000-memory.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1664-56-0x0000000000170000-0x000000000017E000-memory.dll,#1

Network

N/A

Files

memory/1488-54-0x0000000000000000-mapping.dmp

memory/1488-55-0x0000000074C91000-0x0000000074C93000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-23 07:06

Reported

2022-03-23 07:17

Platform

win10v2004-en-20220113

Max time kernel

126s

Max time network

157s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1664-56-0x0000000000170000-0x000000000017E000-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 2816 wrote to memory of 3688 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 3688 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 3688 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\1664-56-0x0000000000170000-0x000000000017E000-memory.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1664-56-0x0000000000170000-0x000000000017E000-memory.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3688 -ip 3688

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3688 -s 560

Network

Country Destination Domain Proto
US 52.109.12.18:443 tcp
US 93.184.220.29:80 tcp
DE 67.24.27.254:80 tcp
DE 67.24.27.254:80 tcp

Files

memory/3688-130-0x0000000000000000-mapping.dmp