4e9e420ec600f81b78139ab1da528cb1ea1680188a9625812bee7f0ed311df4d

Analysis

max time kernel
139s
max time network
147s
platform
windows10_x64
resource
win10-20220414-en
submitted
07-07-2022 04:12

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General

Target

4e9e420ec600f81b78139ab1da528cb1ea1680188a9625812bee7f0ed311df4d.xls
Size

95KB
MD5

699d5e55a29a09141b7ccb658fd2a295
SHA1

39fc71193b190e3abdb2fdbfe4ba637ec48297f4
SHA256

4e9e420ec600f81b78139ab1da528cb1ea1680188a9625812bee7f0ed311df4d
SHA512

7d6aa7bac8468345019792f1296e45abffec614c38b3cca43e1ab9b4484c0ff189b9e3de9e9013e3d89df3f3fef17771fc86a421b8884409f271ae18c47110fb

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://edoraseguros.com.br/cgi-bin/jQNq9wlH1GXU/

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

3200 EXCEL.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

EXCEL.EXE

pid process

3200 EXCEL.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

EXCEL.EXE

pid process

3200 EXCEL.EXE
3200 EXCEL.EXE
3200 EXCEL.EXE
3200 EXCEL.EXE
3200 EXCEL.EXE
3200 EXCEL.EXE

pid	process
3200	EXCEL.EXE

pid	process
3200	EXCEL.EXE

pid	process
3200	EXCEL.EXE
3200	EXCEL.EXE
3200	EXCEL.EXE
3200	EXCEL.EXE
3200	EXCEL.EXE
3200	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\4e9e420ec600f81b78139ab1da528cb1ea1680188a9625812bee7f0ed311df4d.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3200

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/3200-117-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp

Filesize
64KB

Download
memory/3200-118-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp

Filesize
64KB

Download
memory/3200-119-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp

Filesize
64KB

Download
memory/3200-120-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp

Filesize
64KB

Download
memory/3200-129-0x00007FFD618E0000-0x00007FFD618F0000-memory.dmp

Filesize
64KB

Download
memory/3200-130-0x00007FFD618E0000-0x00007FFD618F0000-memory.dmp

Filesize
64KB

Download