Malware Analysis Report

2025-03-15 07:45

Sample ID 240209-chvmasfh68
Target main.php.00_0006ea00.dll
SHA256 730e35f847304e4d4e5a7aec86b1b39c41aecf29d445034439484689e1abff4f
Tags
gozi 3500 banker isfb 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

730e35f847304e4d4e5a7aec86b1b39c41aecf29d445034439484689e1abff4f

Threat Level: Known bad

The file main.php.00_0006ea00.dll was found to be: Known bad.

Malicious Activity Summary

gozi 3500 banker isfb trojan

Gozi

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-09 02:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-09 02:05

Reported

2024-02-09 02:07

Platform

win7-20231215-en

Max time kernel

141s

Max time network

124s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\main.php.00_0006ea00.dll,#1

Signatures

Gozi

banker trojan gozi

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1972 wrote to memory of 2868 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2868 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2868 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2868 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2868 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2868 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2868 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\main.php.00_0006ea00.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\main.php.00_0006ea00.dll,#1

Network

N/A

Files

memory/2868-0-0x00000000751B0000-0x00000000752BD000-memory.dmp

memory/2868-2-0x00000000751B0000-0x00000000752BD000-memory.dmp

memory/2868-3-0x00000000001F0000-0x00000000001F1000-memory.dmp

memory/2868-4-0x0000000000250000-0x000000000025D000-memory.dmp

memory/2868-7-0x00000000751B0000-0x00000000752BD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-09 02:05

Reported

2024-02-09 02:07

Platform

win10v2004-20231215-en

Max time kernel

144s

Max time network

146s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\main.php.00_0006ea00.dll,#1

Signatures

Gozi

banker trojan gozi

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3376 wrote to memory of 3064 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3376 wrote to memory of 3064 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3376 wrote to memory of 3064 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\main.php.00_0006ea00.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\main.php.00_0006ea00.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 init.icecreambob.com udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.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 init.icecreambob.com udp
US 8.8.8.8:53 43.229.111.52.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/3064-0-0x0000000075220000-0x000000007532D000-memory.dmp

memory/3064-1-0x0000000075220000-0x000000007532D000-memory.dmp

memory/3064-2-0x0000000002500000-0x0000000002501000-memory.dmp

memory/3064-3-0x0000000075220000-0x000000007532D000-memory.dmp

memory/3064-4-0x0000000002B50000-0x0000000002B5D000-memory.dmp

memory/3064-7-0x0000000075220000-0x000000007532D000-memory.dmp

memory/3064-9-0x0000000002500000-0x0000000002501000-memory.dmp