Malware Analysis Report

2024-08-06 14:17

Sample ID 240616-jww6lswaqd
Target NewX.exe
SHA256 0288572315915db261182f65784eb05ffdc4edb9774c88f68b085362dfad19b3
Tags
upx modiloader persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0288572315915db261182f65784eb05ffdc4edb9774c88f68b085362dfad19b3

Threat Level: Known bad

The file NewX.exe was found to be: Known bad.

Malicious Activity Summary

upx modiloader persistence trojan

ModiLoader Second Stage

Modiloader family

ModiLoader, DBatLoader

ModiLoader Second Stage

UPX packed file

Checks computer location settings

Executes dropped EXE

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Privilege Escalation
TA0004
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Defense Evasion
TA0005
Modify Registry
T1112
Credential Access
TA0006
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-16 08:01

Signatures

ModiLoader Second Stage

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

Modiloader family

modiloader

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 08:01

Reported

2024-06-16 08:11

Platform

win10v2004-20240508-en

Max time kernel

52s

Max time network

60s

Command Line

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

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\NewX.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\ducservice.exe 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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ducservice = "C:\\Users\\Admin\\AppData\\Roaming\\ducservice.exe" C:\Users\Admin\AppData\Roaming\ducservice.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4548 wrote to memory of 3912 N/A C:\Users\Admin\AppData\Local\Temp\NewX.exe C:\Users\Admin\AppData\Roaming\ducservice.exe
PID 4548 wrote to memory of 3912 N/A C:\Users\Admin\AppData\Local\Temp\NewX.exe C:\Users\Admin\AppData\Roaming\ducservice.exe
PID 4548 wrote to memory of 3912 N/A C:\Users\Admin\AppData\Local\Temp\NewX.exe C:\Users\Admin\AppData\Roaming\ducservice.exe

Processes

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

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

C:\Users\Admin\AppData\Roaming\ducservice.exe

"C:\Users\Admin\AppData\Roaming\ducservice.exe"

Network

Country Destination Domain Proto
TH 45.141.26.194:2000 tcp
TH 45.141.26.194:2000 tcp
TH 45.141.26.194:2000 tcp

Files

memory/4548-0-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Roaming\ducservice.exe

MD5 04e8a7b1a3a658cb5d8041542195075a
SHA1 22bf6e551c2c0279d2d0bc41a68f378c71b2d8f0
SHA256 0288572315915db261182f65784eb05ffdc4edb9774c88f68b085362dfad19b3
SHA512 4082e953b0dc9be718283c0cb295bb218d1df5f15712f7a488f426f8b8e24ee1a2b67b30d80e52eba3bc5116b04589113c655ee92f4da73039dec325cbe13d0f

memory/3912-8-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4548-9-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3912-11-0x0000000000400000-0x0000000000414000-memory.dmp