a23425be1b64165391c27a65db8082855a16057655f6a76fa208c39861f6e279

Analysis

max time kernel
101s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05-04-2024 08:20

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General

Target

decrypted.xlsx
Size

336KB
MD5

f858b7ae593ed12c4f71f14a41324cde
SHA1

30a0792e4873896f036612ba7e3810a20d1112d2
SHA256

8690764293108cf6fb861287a39ec6fa3433536fefd5525adf2cf7ea7eeb27b9
SHA512

5d517d80052fe408c3c52fbd9c97937e41185cf7e89af9cdb6c2bad595e703ffeb27b78da167dcee79eb82d061141482c6ae5c765fa17b5fc69f231a4ba8d922
SSDEEP

6144:IQ6oj6qZi3rRXbG1uTKkura+Ox1DjltlNW0KRrkGwM:V6oj6qwbRXbCumLra7/DZX99M

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

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

Query Registry

T1012

System Information Discovery

T1082

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
2712	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE
2712	EXCEL.EXE

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.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\decrypted.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2712-1-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-0-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-2-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-3-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-6-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-5-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-7-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-4-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-8-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-9-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-10-0x00007FFB38CB0000-0x00007FFB38CC0000-memory.dmp

Filesize
64KB

Download
memory/2712-11-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-12-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-13-0x00007FFB38CB0000-0x00007FFB38CC0000-memory.dmp

Filesize
64KB

Download
memory/2712-28-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-52-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-53-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-54-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-56-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-55-0x00007FFB3AF10000-0x00007FFB3AF20000-memory.dmp

Filesize
64KB

Download
memory/2712-59-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-58-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download
memory/2712-57-0x00007FFB7AE90000-0x00007FFB7B085000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads