16d83785ec1540ae2246d769bd6f04aeb115e7a99d3d6800dc778165e1d46519

Analysis

max time kernel
159s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
21-05-2022 11:09

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General

Target

documento_444.xls
Size

180KB
MD5

01fec3e0f54c834f90d33f23ced26e6b
SHA1

3584e950f70ab860ee936d86ce1d75791b3eb3d9
SHA256

67bd66ce3e64e2f33f3a4d2f202cfcc0e47f0b4c7f9a85fb7b4c47a979b6fe03
SHA512

43da6f0bbad71657c4f3c9b2af10b0592e8f3bce2cd11f7ca38d02b28db5bb7d50dde6d9d1e7562fdc3d8ebb6b1b785edc70a2fca68cac601a8ecb409e5fc635

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://web.golden-goblin.com/setup.exe

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid process

2948 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE
2948	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\documento_444.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2948

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2948-130-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download
memory/2948-131-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download
memory/2948-132-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download
memory/2948-133-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download
memory/2948-134-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download
memory/2948-135-0x00007FF8C40E0000-0x00007FF8C40F0000-memory.dmp

Filesize
64KB

Download
memory/2948-136-0x00007FF8C40E0000-0x00007FF8C40F0000-memory.dmp

Filesize
64KB

Download
memory/2948-138-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download
memory/2948-139-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download
memory/2948-140-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download
memory/2948-141-0x00007FF8C6890000-0x00007FF8C68A0000-memory.dmp

Filesize
64KB

Download