Analysis
- max time kernel
143s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system - submitted
26/06/2024, 17:16
Static task
static1
Behavioral task
behavioral1
Sample
New Project 7V3655511.xls
Resource
win7-20240221-en
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
New Project 7V3655511.xls
Resource
win10v2004-20240611-en
10 signatures
150 seconds
General
- Target New Project 7V3655511.xls
- Size 303KB
- Sample240626-vs4xtstgrg
- SHA256 265e091ffeb34fdc48b53f433c7434f230891cb8b82f758cd570c8b070ae0c64
- MD5 7578a1593ea13ebdc7ec141a0d61fba6
- SHA1 0d18b767334ae7cda6a333640a739b80b65d62d6
- SHA512 0f178d3c4974642f9c5d96c4309db13867fc36d151e81b736bb45d3ee6897b5979db1a5c1a119d38647f629347ef549c17f4c11174b9fb464cad669d9ca84c9f
- SSDEEP 6144:ULOua1ElwDpw0XIw3QdOSP7AHZezRQTSIcE0r0ZrQ:jdDBXIyQdOq8HZpuPE0+rQ
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4372 1556 mshta.exe 81 - Detected phishing page
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1556 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1556 wrote to memory of 4372 1556 EXCEL.EXE 87 PID 1556 wrote to memory of 4372 1556 EXCEL.EXE 87 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\New Project 7V3655511.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1556 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:4372
-