Malware Analysis Report

2024-12-01 03:07

Sample ID 241111-c8vd8atrhl
Target 8855ef55076566f0a90f36a1bdad52c28388ff9e6dc599e117b7cfc68c2f9507
SHA256 8855ef55076566f0a90f36a1bdad52c28388ff9e6dc599e117b7cfc68c2f9507
Tags
collection discovery upx
score
7/10

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
7/10

SHA256

8855ef55076566f0a90f36a1bdad52c28388ff9e6dc599e117b7cfc68c2f9507

Threat Level: Shows suspicious behavior

The file 8855ef55076566f0a90f36a1bdad52c28388ff9e6dc599e117b7cfc68c2f9507 was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection discovery upx

Executes dropped EXE

Loads dropped DLL

Drops startup file

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

UPX packed file

AutoIT Executable

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious behavior: MapViewOfSection

outlook_office_path

outlook_win_path

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 02:45

Signatures

AutoIT Executable

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

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

2024-11-11 02:45

Reported

2024-11-11 02:47

Platform

win7-20240903-en

Max time kernel

122s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\parterres.vbs C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe N/A

Executes dropped EXE

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

Loads dropped DLL

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2728 set thread context of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

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
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2316 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe
PID 2316 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe
PID 2316 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe
PID 2316 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe
PID 2728 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2728 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2728 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2728 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2728 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2728 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2728 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2728 wrote to memory of 2176 N/A C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe

"C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"

C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe

"C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 193.122.130.0:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp

Files

memory/2316-0-0x0000000000890000-0x0000000000A8B000-memory.dmp

memory/2316-3-0x0000000000BF0000-0x0000000000FF0000-memory.dmp

\Users\Admin\AppData\Local\colliquefaction\parterres.exe

MD5 70113c7be193321950485142c8791a7c
SHA1 95310aa0c9e5ccc3e5fdd001df09653889c33b63
SHA256 cb62c5a32d65e57b523d60844334f410be45956464553dabade26b62182df4af
SHA512 9708c2c2056b00b5bf43af014534354fe839b22f2353563e961da9b4d487cedd6fbb49f325e60e863b81ceeda8a40236f149ceee03f268b3196baae8b971a0ed

memory/2316-8-0x0000000002E70000-0x000000000306B000-memory.dmp

memory/2728-12-0x0000000000AB0000-0x0000000000CAB000-memory.dmp

memory/2316-11-0x0000000000890000-0x0000000000A8B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\prophetesses

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2728-17-0x0000000000AB0000-0x0000000000CAB000-memory.dmp

memory/2176-22-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2176-19-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2176-24-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2728-23-0x0000000000AB0000-0x0000000000CAB000-memory.dmp

memory/2176-25-0x000000007471E000-0x000000007471F000-memory.dmp

memory/2176-26-0x00000000004E0000-0x0000000000510000-memory.dmp

memory/2176-27-0x0000000074710000-0x0000000074DFE000-memory.dmp

memory/2176-28-0x0000000074710000-0x0000000074DFE000-memory.dmp

memory/2176-29-0x0000000000520000-0x000000000054E000-memory.dmp

memory/2176-30-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-31-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-33-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-35-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-37-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-39-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-41-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-45-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-65-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-87-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-85-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-83-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-81-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-80-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-77-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-75-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-74-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-71-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-69-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-67-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-63-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-61-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-59-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-57-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-55-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-53-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-51-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-49-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-47-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-44-0x0000000000520000-0x0000000000548000-memory.dmp

memory/2176-478-0x0000000074710000-0x0000000074DFE000-memory.dmp

memory/2176-479-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2176-480-0x000000007471E000-0x000000007471F000-memory.dmp

memory/2176-481-0x0000000074710000-0x0000000074DFE000-memory.dmp

memory/2176-482-0x0000000074710000-0x0000000074DFE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 02:45

Reported

2024-11-11 02:47

Platform

win10v2004-20241007-en

Max time kernel

92s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\parterres.vbs C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe N/A

Executes dropped EXE

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

AutoIT Executable

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe

"C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"

C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe

"C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2524 -ip 2524

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 696

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 107.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp

Files

memory/1056-0-0x0000000000C10000-0x0000000000E0B000-memory.dmp

memory/1056-3-0x0000000000F00000-0x0000000001300000-memory.dmp

memory/1056-8-0x0000000000C10000-0x0000000000E0B000-memory.dmp

memory/2524-9-0x0000000000E30000-0x000000000102B000-memory.dmp

C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe

MD5 70113c7be193321950485142c8791a7c
SHA1 95310aa0c9e5ccc3e5fdd001df09653889c33b63
SHA256 cb62c5a32d65e57b523d60844334f410be45956464553dabade26b62182df4af
SHA512 9708c2c2056b00b5bf43af014534354fe839b22f2353563e961da9b4d487cedd6fbb49f325e60e863b81ceeda8a40236f149ceee03f268b3196baae8b971a0ed

C:\Users\Admin\AppData\Local\Temp\prophetesses

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2524-14-0x0000000000E30000-0x000000000102B000-memory.dmp