Malware Analysis Report

2024-08-06 14:41

Sample ID 240528-rltxhahg92
Target 63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5.dll
SHA256 63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5
Tags
modiloader trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5

Threat Level: Known bad

The file 63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5.dll was found to be: Known bad.

Malicious Activity Summary

modiloader trojan

ModiLoader Second Stage

Modiloader family

ModiLoader, DBatLoader

ModiLoader Second Stage

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-28 14:17

Signatures

ModiLoader Second Stage

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

Modiloader family

modiloader

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-28 14:17

Reported

2024-05-28 14:19

Platform

win10v2004-20240508-en

Max time kernel

141s

Max time network

102s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5.dll,#1

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5036 wrote to memory of 4040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 5036 wrote to memory of 4040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 5036 wrote to memory of 4040 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\63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 97.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
NL 23.62.61.146:443 www.bing.com tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 146.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 138.136.73.23.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/4040-0-0x00000000005C0000-0x0000000000607000-memory.dmp

memory/4040-1-0x00000000005C0000-0x0000000000607000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-28 14:17

Reported

2024-05-28 14:19

Platform

win7-20240419-en

Max time kernel

140s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5.dll,#1

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2424 wrote to memory of 2252 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2424 wrote to memory of 2252 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2424 wrote to memory of 2252 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2424 wrote to memory of 2252 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2424 wrote to memory of 2252 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2424 wrote to memory of 2252 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2424 wrote to memory of 2252 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\63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\63f842dd168caff5a6c32cd15cf8025459489ef15ba7d01b07af13aad3d348c5.dll,#1

Network

N/A

Files

memory/2252-0-0x00000000006F0000-0x0000000000737000-memory.dmp

memory/2252-1-0x00000000006F0000-0x0000000000737000-memory.dmp