e837a94d9e7b13a40c28ce2e58555b69c681d29436a2703ee449d638544a10fd

Analysis

max time kernel
101s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
07-07-2022 05:45

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General

Target

decrypted.xlsx
Size

170KB
MD5

7de3eb29e662f51aea4ebfa4e306936d
SHA1

5fc361e431f6b7906d378a5b65e4c483f95c35eb
SHA256

2212e6cc060d8c97381c911ee2fd077c01e9290146f0f50dcdf5f9b04254670f
SHA512

af42356857609686d629f8927e3f331d5761ecbf56ddb942643c91acae33a1ec83ce85f26bfc169eb83b0efc31f07bcc9e140482c5f719fe15de891b31818002

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

2344 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2344 EXCEL.EXE
2344 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	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\decrypted.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2344

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

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Downloads

memory/2344-130-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2344-131-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2344-132-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2344-133-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2344-134-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2344-135-0x00007FFC8D0F0000-0x00007FFC8D100000-memory.dmp

Filesize
64KB

Download
memory/2344-136-0x00007FFC8D0F0000-0x00007FFC8D100000-memory.dmp

Filesize
64KB

Download
memory/2344-138-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2344-139-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2344-140-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2344-141-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download