Malware Analysis Report

2024-10-23 15:37

Sample ID 220803-lj5nbshfe6
Target 1296-57-0x0000000010000000-0x000000001000E000-memory.dmp
SHA256 8fe914a963577e3fb928ce5cb31c7e30a0b7a2cca793312166f993ac1fd0390d
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

8fe914a963577e3fb928ce5cb31c7e30a0b7a2cca793312166f993ac1fd0390d

Threat Level: Known bad

The file 1296-57-0x0000000010000000-0x000000001000E000-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 09:34

Signatures

Gozi_ifsb family

gozi_ifsb

Analysis: behavioral1

Detonation Overview

Submitted

2022-08-03 09:34

Reported

2022-08-03 09:37

Platform

win7-20220715-en

Max time kernel

38s

Max time network

42s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1296-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1296-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1296-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 196

Network

N/A

Files

memory/1644-54-0x0000000000000000-mapping.dmp

memory/1644-55-0x00000000763E1000-0x00000000763E3000-memory.dmp

memory/960-56-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-03 09:34

Reported

2022-08-03 09:37

Platform

win10v2004-20220721-en

Max time kernel

125s

Max time network

142s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1296-57-0x0000000010000000-0x000000001000E000-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 2920 wrote to memory of 1876 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2920 wrote to memory of 1876 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2920 wrote to memory of 1876 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\1296-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1296-57-0x0000000010000000-0x000000001000E000-memory.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1876 -ip 1876

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1876 -s 560

Network

Country Destination Domain Proto
US 93.184.221.240:80 tcp
NL 88.221.144.170:80 tcp
US 93.184.220.29:80 tcp
FR 2.18.109.224:443 tcp

Files

memory/1876-130-0x0000000000000000-mapping.dmp