8729557cedd402a271fa8b2dbe7e9a9715ac9f91be66c742889ac63bbcc3b1b3

Analysis

max time kernel
137s
max time network
137s
platform
windows10_x64
resource
win10-20220414-en
submitted
07-07-2022 03:21

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General

Target

8729557cedd402a271fa8b2dbe7e9a9715ac9f91be66c742889ac63bbcc3b1b3.xls
Size

95KB
MD5

c804f06e21c427f001718db019c1007d
SHA1

f1cbd0e5f53d45a625634e7b606428ccea5ec076
SHA256

8729557cedd402a271fa8b2dbe7e9a9715ac9f91be66c742889ac63bbcc3b1b3
SHA512

5969def45a9ba509b38223952e07982d2795285fa094f91cb860761f4e5c9e86ad56a613b1596b7053be46aab262e441792c64b6617f5160e975ab9113bf90ce

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

1780 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

1780 EXCEL.EXE
1780 EXCEL.EXE
1780 EXCEL.EXE
1780 EXCEL.EXE
1780 EXCEL.EXE
1780 EXCEL.EXE
1780 EXCEL.EXE
1780 EXCEL.EXE

pid	process
1780	EXCEL.EXE

pid	process
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	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\8729557cedd402a271fa8b2dbe7e9a9715ac9f91be66c742889ac63bbcc3b1b3.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1780

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/1780-117-0x00007FF7F6370000-0x00007FF7F6380000-memory.dmp

Filesize
64KB

Download
memory/1780-118-0x00007FF7F6370000-0x00007FF7F6380000-memory.dmp

Filesize
64KB

Download
memory/1780-119-0x00007FF7F6370000-0x00007FF7F6380000-memory.dmp

Filesize
64KB

Download
memory/1780-120-0x00007FF7F6370000-0x00007FF7F6380000-memory.dmp

Filesize
64KB

Download
memory/1780-129-0x00007FF7F3380000-0x00007FF7F3390000-memory.dmp

Filesize
64KB

Download
memory/1780-130-0x00007FF7F3380000-0x00007FF7F3390000-memory.dmp

Filesize
64KB

Download