Malware Analysis Report

2025-01-03 05:13

Sample ID 221213-2qb8csgf29
Target AC12C1EEEF2E9CBB8AACF3063EB3A74ADB192D3093D8674DA3EE555B74605F09
SHA256 ac12c1eeef2e9cbb8aacf3063eb3a74adb192d3093d8674da3ee555b74605f09
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

ac12c1eeef2e9cbb8aacf3063eb3a74adb192d3093d8674da3ee555b74605f09

Threat Level: Known bad

The file AC12C1EEEF2E9CBB8AACF3063EB3A74ADB192D3093D8674DA3EE555B74605F09 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 use of NtSetInformationThreadHideFromDebugger

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-12-13 22:46

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-12-13 22:46

Reported

2022-12-13 22:51

Platform

win7-20220812-en

Max time kernel

137s

Max time network

152s

Command Line

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

"C:\Users\Admin\AppData\Local\Temp\ERA.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/1752-54-0x0000000076261000-0x0000000076263000-memory.dmp

memory/1752-55-0x0000000001EB0000-0x0000000001EDB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-12-13 22:46

Reported

2022-12-13 22:52

Platform

win10v2004-20221111-en

Max time kernel

185s

Max time network

189s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ERA.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
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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Lpoovxrz = "C:\\Users\\Public\\Libraries\\zrxvoopL.url" C:\Users\Admin\AppData\Local\Temp\ERA.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\wscript.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\wscript.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe
PID 4800 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\ERA.exe C:\Windows\SysWOW64\wscript.exe

Processes

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

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

C:\Windows\SysWOW64\wscript.exe

C:\Windows\System32\wscript.exe

Network

Country Destination Domain Proto
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 20.42.72.131:443 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 104.80.225.205:443 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 8.8.8.8:53 qdlncw-ch3301.files.1drv.com udp
N/A 13.107.43.12:443 qdlncw-ch3301.files.1drv.com tcp
N/A 93.184.221.240:80 tcp
N/A 104.80.224.44:443 tcp
N/A 104.80.224.44:443 tcp

Files

memory/4800-132-0x0000000002870000-0x000000000289B000-memory.dmp

memory/2104-134-0x0000000000000000-mapping.dmp

memory/4800-135-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/4800-136-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/2104-138-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/2104-139-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/2104-140-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/2104-141-0x0000000010410000-0x00000000107F4000-memory.dmp