c257a8f4249d22d5f0250b80d0822fa437183f70123d2a7175330f8a34a278cb

Analysis

max time kernel
156s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
10-12-2023 16:32

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General

Target

comprobante.xlam
Size

677KB
MD5

e80d7b0d84d9813bbc036baf7070b8e2
SHA1

19d8a69fb20ecc14e6b2fc3a48d5781b9a5deece
SHA256

c257a8f4249d22d5f0250b80d0822fa437183f70123d2a7175330f8a34a278cb
SHA512

6c905815e8fe63fe1e926238ec456b842e423cc4817098ef374f1c98645bfbea10c90e5af29d8ee9673bd9357a81dbcfce806579c7c644524eb420713155c858
SSDEEP

12288:LWcIIO6L8S0N5nukjjdIf0166RHf8xvhj+LvweiUeXPlgCwVgXNJi8zlj2fW:LWqLehjjygf8thYvkU6PB

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
5064	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5064	EXCEL.EXE
5064	EXCEL.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
5064	EXCEL.EXE
5064	EXCEL.EXE
5064	EXCEL.EXE
5064	EXCEL.EXE
5064	EXCEL.EXE
5064	EXCEL.EXE
5064	EXCEL.EXE
5064	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\comprobante.xlam"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5064

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/5064-0-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download
memory/5064-1-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download
memory/5064-2-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download
memory/5064-3-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download
memory/5064-4-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-5-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-8-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-9-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-7-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-6-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download
memory/5064-10-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-13-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-14-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-12-0x00007FFC9E410000-0x00007FFC9E420000-memory.dmp

Filesize
64KB

Download
memory/5064-11-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-15-0x00007FFC9E410000-0x00007FFC9E420000-memory.dmp

Filesize
64KB

Download
memory/5064-24-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-39-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download
memory/5064-40-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download
memory/5064-41-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download
memory/5064-44-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-43-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-45-0x00007FFCE0450000-0x00007FFCE0645000-memory.dmp

Filesize
2.0MB

Download
memory/5064-42-0x00007FFCA04D0000-0x00007FFCA04E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads