fc9dd028870ac7c508f0b40d747c8a5ab65a9af1da88a8f931488bee2119b505

Analysis

max time kernel
119s
max time network
127s
platform
windows10_x64
resource
win10-en-20211014
submitted
29-10-2021 08:05

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General

Target

0014.xlsx
Size

392KB
MD5

4a4935f0b21078ed884aba51e0180900
SHA1

848e0796cea2c931bc39d92e0c763175a87b4a87
SHA256

fc9dd028870ac7c508f0b40d747c8a5ab65a9af1da88a8f931488bee2119b505
SHA512

aa294d61097d0253a85ec0c387821939e6fd694b6c098bee47f05122d91925a0825b7772ab6439e81dbc646c3af79b088b76b53d65d51a26a5b115159021ee34

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2724 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	EXCEL.EXE
2724	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\0014.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2724

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/2724-115-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2724-116-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2724-117-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2724-118-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2724-119-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2724-120-0x00000217D72B0000-0x00000217D72B2000-memory.dmp

Filesize
8KB

Download
memory/2724-121-0x00000217D72B0000-0x00000217D72B2000-memory.dmp

Filesize
8KB

Download
memory/2724-122-0x00000217D72B0000-0x00000217D72B2000-memory.dmp

Filesize
8KB

Download
memory/2724-128-0x00007FF8AC570000-0x00007FF8AC580000-memory.dmp

Filesize
64KB

Download
memory/2724-129-0x00007FF8AC570000-0x00007FF8AC580000-memory.dmp

Filesize
64KB

Download