Malware Analysis Report

2025-03-15 07:47

Sample ID 240209-dl218afa61
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 03:06

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 03:06

Reported

2024-02-09 03:09

Platform

win7-20231129-en

Max time kernel

117s

Max time network

118s

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 2380 wrote to memory of 2424 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2424 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2424 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2424 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2424 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2424 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2424 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/2424-0-0x0000000000190000-0x000000000019D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-09 03:06

Reported

2024-02-09 03:09

Platform

win10v2004-20231215-en

Max time kernel

148s

Max time network

154s

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 4980 wrote to memory of 3944 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 4980 wrote to memory of 3944 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 4980 wrote to memory of 3944 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 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 init.icecreambob.com udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 app.updatebrouser.com udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 fun.lakeofgold.com udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 init.icecreambob.com udp
US 8.8.8.8:53 14.227.111.52.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
US 8.8.8.8:53 211.143.182.52.in-addr.arpa udp
US 8.8.8.8:53 app.updatebrouser.com udp

Files

memory/3944-0-0x0000000000BE0000-0x0000000000BED000-memory.dmp