Malware Analysis Report

2025-01-03 05:21

Sample ID 221208-ye6q2seb31
Target BE1FD5FE836A13BB666BAC30A8E5B71DB41736EE0E8786B110754607E0FE5B79
SHA256 be1fd5fe836a13bb666bac30a8e5b71db41736ee0e8786b110754607e0fe5b79
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

be1fd5fe836a13bb666bac30a8e5b71db41736ee0e8786b110754607e0fe5b79

Threat Level: Known bad

The file BE1FD5FE836A13BB666BAC30A8E5B71DB41736EE0E8786B110754607E0FE5B79 was found to be: Known bad.

Malicious Activity Summary

modiloader trojan bitrat persistence upx

BitRAT

ModiLoader, DBatLoader

ModiLoader Second Stage

UPX packed file

Adds Run key to start application

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-12-08 19:42

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-12-08 19:42

Reported

2022-12-08 19:47

Platform

win7-20220812-en

Max time kernel

152s

Max time network

222s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ERA_1.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_1.exe

"C:\Users\Admin\AppData\Local\Temp\ERA_1.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 onedrive.live.com udp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp
N/A 13.107.43.13:443 onedrive.live.com tcp

Files

memory/1892-54-0x0000000075811000-0x0000000075813000-memory.dmp

memory/1892-55-0x0000000000500000-0x000000000052B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-12-08 19:42

Reported

2022-12-08 19:49

Platform

win10v2004-20221111-en

Max time kernel

320s

Max time network

345s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ERA_1.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-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Kqrihjva = "C:\\Users\\Public\\Libraries\\avjhirqK.url" C:\Users\Admin\AppData\Local\Temp\ERA_1.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_1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.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 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe
PID 100 wrote to memory of 4332 N/A C:\Users\Admin\AppData\Local\Temp\ERA_1.exe C:\Windows\SysWOW64\wscript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ERA_1.exe

"C:\Users\Admin\AppData\Local\Temp\ERA_1.exe"

C:\Windows\SysWOW64\wscript.exe

C:\Windows\System32\wscript.exe

Network

Country Destination Domain Proto
N/A 84.53.175.11:80 tcp
N/A 84.53.175.11:80 tcp
N/A 84.53.175.11:80 tcp
N/A 104.80.225.205:443 tcp
N/A 51.104.15.252:443 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 8.8.8.8:53 onedrive.live.com udp
N/A 13.107.42.13:443 onedrive.live.com tcp
N/A 104.80.224.44:443 tcp
N/A 104.80.224.44:443 tcp
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/100-132-0x0000000003E90000-0x0000000003EBB000-memory.dmp

memory/4332-134-0x0000000000000000-mapping.dmp

memory/100-135-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/100-136-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/4332-139-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/4332-138-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/4332-140-0x0000000010410000-0x00000000107F4000-memory.dmp

memory/4332-141-0x0000000010410000-0x00000000107F4000-memory.dmp