Malware Analysis Report

2025-03-15 07:45

Sample ID 240209-dk69jsfa6t
Target eb5218ce153db41158bdf7700ae8a51e415a418bb63896b3a7138ad49b520598.8cd6_9a00.dll
SHA256 8bf69fe9bf7e1da499c6b18681b836b3dbf31c1ceb304009354217e95bf11999
Tags
isfb 3500 gozi banker trojan
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

8bf69fe9bf7e1da499c6b18681b836b3dbf31c1ceb304009354217e95bf11999

Threat Level: Known bad

The file eb5218ce153db41158bdf7700ae8a51e415a418bb63896b3a7138ad49b520598.8cd6_9a00.dll was found to be: Known bad.

Malicious Activity Summary

isfb 3500 gozi banker trojan

Gozi family

Gozi

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-09 03:05

Signatures

Gozi family

gozi

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-09 03:05

Reported

2024-02-09 03:07

Platform

win7-20231215-en

Max time kernel

121s

Max time network

124s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\eb5218ce153db41158bdf7700ae8a51e415a418bb63896b3a7138ad49b520598.8cd6_9a00.dll

Signatures

Gozi

banker trojan gozi

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1044 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1044 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1044 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1044 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1044 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1044 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1044 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\eb5218ce153db41158bdf7700ae8a51e415a418bb63896b3a7138ad49b520598.8cd6_9a00.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\eb5218ce153db41158bdf7700ae8a51e415a418bb63896b3a7138ad49b520598.8cd6_9a00.dll

Network

N/A

Files

memory/1920-0-0x00000000001C0000-0x00000000001CD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-09 03:05

Reported

2024-02-09 03:07

Platform

win10v2004-20231222-en

Max time kernel

139s

Max time network

141s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\eb5218ce153db41158bdf7700ae8a51e415a418bb63896b3a7138ad49b520598.8cd6_9a00.dll

Signatures

Gozi

banker trojan gozi

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 392 wrote to memory of 4760 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 392 wrote to memory of 4760 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 392 wrote to memory of 4760 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\eb5218ce153db41158bdf7700ae8a51e415a418bb63896b3a7138ad49b520598.8cd6_9a00.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\eb5218ce153db41158bdf7700ae8a51e415a418bb63896b3a7138ad49b520598.8cd6_9a00.dll

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 init.icecreambob.com udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 app.updatebrouser.com udp
US 8.8.8.8:53 fun.lakeofgold.com udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 init.icecreambob.com udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 app.updatebrouser.com udp
US 8.8.8.8:53 fun.lakeofgold.com udp
US 8.8.8.8:53 init.icecreambob.com udp

Files

memory/4760-0-0x00000000007E0000-0x00000000007ED000-memory.dmp