Malware Analysis Report

2025-01-03 05:14

Sample ID 221130-jtxz5aeb3x
Target f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.zip
SHA256 54949cb990cfc318dafcd281111f4176fed7f22889e52144e80675e14bf099ce
Tags
modiloader trojan bitrat persistence upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

54949cb990cfc318dafcd281111f4176fed7f22889e52144e80675e14bf099ce

Threat Level: Known bad

The file f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.zip was found to be: Known bad.

Malicious Activity Summary

modiloader trojan bitrat persistence upx

ModiLoader, DBatLoader

BitRAT

ModiLoader Second Stage

UPX packed file

Adds Run key to start application

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-11-30 07:58

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-11-30 07:58

Reported

2022-11-30 08:01

Platform

win7-20220901-en

Max time kernel

132s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

Processes

C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe

"C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 onedrive.live.com udp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 13.107.42.13:443 onedrive.live.com tcp

Files

memory/1368-54-0x0000000076461000-0x0000000076463000-memory.dmp

memory/1368-55-0x0000000000670000-0x000000000069B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-11-30 07:58

Reported

2022-11-30 08:02

Platform

win10v2004-20221111-en

Max time kernel

171s

Max time network

194s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe"

Signatures

BitRAT

trojan bitrat

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Kqrihjva = "C:\\Users\\Public\\Libraries\\avjhirqK.url" C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe
PID 948 wrote to memory of 2400 N/A C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe C:\Windows\SysWOW64\wscript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe

"C:\Users\Admin\AppData\Local\Temp\f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11.exe"

C:\Windows\SysWOW64\wscript.exe

C:\Windows\System32\wscript.exe

Network

Country Destination Domain Proto
N/A 8.248.99.254:80 tcp
N/A 8.238.20.126:80 tcp
N/A 20.42.65.88:443 tcp
N/A 8.238.20.126:80 tcp
N/A 8.238.20.126:80 tcp
N/A 8.238.20.126:80 tcp
N/A 8.8.8.8:53 onedrive.live.com udp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 104.80.225.205:443 tcp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 8.8.8.8:53 97.97.242.52.in-addr.arpa udp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 8.8.8.8:53 2.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.4.0.c.0.0.3.0.1.3.0.6.2.ip6.arpa udp
N/A 8.8.8.8:53 263mug.ch.files.1drv.com udp
N/A 13.107.42.12:443 263mug.ch.files.1drv.com tcp

Files

memory/948-132-0x0000000002450000-0x000000000247B000-memory.dmp

memory/2400-134-0x0000000000000000-mapping.dmp

memory/948-135-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/948-136-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/2400-138-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/2400-139-0x0000000010410000-0x00000000107F4000-memory.dmp