3484543b2140d90fb3da85f9f910a107655e46b8929e98dd20fc2b9e74920dd6

Analysis

max time kernel
119s
max time network
133s
platform
windows10_x64
resource
win10-en-20210920
submitted
21-10-2021 17:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Invoice-84283_20211021.xlsb
Size

263KB
MD5

ec8a776d30913b9973705247bf287612
SHA1

14ac2ffe185de80f6929e1fa7d45d3eaba6ba8e8
SHA256

3484543b2140d90fb3da85f9f910a107655e46b8929e98dd20fc2b9e74920dd6
SHA512

43a052943cee1e4d172ad349dc79338735c5e52cc331c0fcf30f1f72870dc2756201c35a75d3a562663bbebb5c65ebc8eaec8b73c8e6cd92d587f98034770da4

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

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

2704 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2704 EXCEL.EXE
2704 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	EXCEL.EXE
2704	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\Invoice-84283_20211021.xlsb"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2704

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

Loading Replay Monitor...

Downloads

memory/2704-115-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/2704-116-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/2704-117-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/2704-118-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/2704-119-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/2704-120-0x000001DCC4FC0000-0x000001DCC4FC2000-memory.dmp

Filesize
8KB

Download
memory/2704-121-0x000001DCC4FC0000-0x000001DCC4FC2000-memory.dmp

Filesize
8KB

Download
memory/2704-122-0x000001DCC4FC0000-0x000001DCC4FC2000-memory.dmp

Filesize
8KB

Download