Malware Analysis Report

2024-10-18 22:53

Sample ID 220503-zppe7afahj
Target 72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a
SHA256 72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a
Tags
zloader divader poll botnet persistence trojan
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

72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a

Threat Level: Known bad

The file 72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a was found to be: Known bad.

Malicious Activity Summary

zloader divader poll botnet persistence trojan

Zloader, Terdot, DELoader, ZeusSphinx

Adds Run key to start application

Suspicious use of SetThreadContext

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-03 20:53

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-03 20:53

Reported

2022-05-03 20:58

Platform

win7-20220414-en

Max time kernel

190s

Max time network

197s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a.dll,#1

Signatures

Zloader, Terdot, DELoader, ZeusSphinx

trojan botnet zloader

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run C:\Windows\SysWOW64\msiexec.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Kiud = "regsvr32.exe /s C:\\Users\\Admin\\AppData\\Roaming\\Ikloo\\zoah.dll" C:\Windows\SysWOW64\msiexec.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 628 set thread context of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1792 wrote to memory of 628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 628 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe
PID 628 wrote to memory of 840 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\msiexec.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a.dll,#1

C:\Windows\SysWOW64\msiexec.exe

msiexec.exe

Network

N/A

Files

memory/628-54-0x0000000000000000-mapping.dmp

memory/628-55-0x0000000075841000-0x0000000075843000-memory.dmp

memory/628-56-0x00000000001A0000-0x00000000001EB000-memory.dmp

memory/628-57-0x0000000000340000-0x0000000000369000-memory.dmp

memory/840-58-0x0000000000160000-0x0000000000189000-memory.dmp

memory/840-60-0x0000000000160000-0x0000000000189000-memory.dmp

memory/840-61-0x0000000000000000-mapping.dmp

memory/840-63-0x0000000000160000-0x0000000000189000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-03 20:53

Reported

2022-05-03 20:57

Platform

win10v2004-20220414-en

Max time kernel

166s

Max time network

174s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a.dll,#1

Signatures

Zloader, Terdot, DELoader, ZeusSphinx

trojan botnet zloader

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2220 wrote to memory of 4212 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2220 wrote to memory of 4212 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2220 wrote to memory of 4212 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\72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\72c6263c691245f4b8bb28faf17e5140393f6906cd976a5a71efc6da76964f8a.dll,#1

Network

Country Destination Domain Proto
US 8.253.135.241:80 tcp
US 20.189.173.12:443 tcp
NL 104.110.191.140:80 tcp
NL 104.110.191.140:80 tcp
NL 178.79.208.1:80 tcp

Files

memory/4212-130-0x0000000000000000-mapping.dmp

memory/4212-131-0x0000000000910000-0x000000000095B000-memory.dmp

memory/4212-132-0x0000000002290000-0x00000000022B9000-memory.dmp