912c691be61c217574cd5f37c83dda7eaf696427bc278e29e257f4e55e95a4c5

Analysis

max time kernel
136s
max time network
128s
platform
windows10_x64
resource
win10v20201028
submitted
13-01-2021 06:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Arrival notice.xlsx
Size

1.4MB
MD5

75048d6eb28c8c180ed6adbb7b97e045
SHA1

7d86a5a15b22f53edb166d96edc87526256e167e
SHA256

912c691be61c217574cd5f37c83dda7eaf696427bc278e29e257f4e55e95a4c5
SHA512

b535e75c95ebfeb473158175c7443960cd0440cb4576ebaf3a330efe6b5cbf11d1421d17e3db68d3643344d827fdf0f4366dad9434c0f1b4f71ad9600038df04

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

4696 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

4696 EXCEL.EXE
4696 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	EXCEL.EXE
4696	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\Arrival notice.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4696

Network

MITRE ATT&CK Enterprise v6

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

Loading Replay Monitor...

Downloads

memory/4696-2-0x00007FF853020000-0x00007FF853657000-memory.dmp

Filesize
6.2MB

Download