2a20bbe8c5562c5e602ca21bf5c68433d1bf41f9e126fd3d8450c6a7ca56ffb6

Analysis

max time kernel
115s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
27-06-2022 15:04

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General

Target

decrypted.xlsx
Size

64KB
MD5

f47afe6c3e0e23c768f4cb611d98f824
SHA1

63fe705d6d6a85117f57af2431f083ba6c472eed
SHA256

57c1e1c28a5b553d08d4ab23656d014d8b2e0b071207b516f6db3dd726b575c6
SHA512

e4ee26d06dcd59a9362560972fb27f036e95e6872533679cfe1a3e643c60187af18fe63766e0bf8d89c317852ef28db6b19178bf65c0ce07681b3b941227e4ff

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

3824 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3824 EXCEL.EXE
3824 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	EXCEL.EXE
3824	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:3824

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/3824-130-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download
memory/3824-131-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download
memory/3824-132-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download
memory/3824-133-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download
memory/3824-134-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download
memory/3824-135-0x00007FF9D41F0000-0x00007FF9D4200000-memory.dmp

Filesize
64KB

Download
memory/3824-136-0x00007FF9D41F0000-0x00007FF9D4200000-memory.dmp

Filesize
64KB

Download
memory/3824-138-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download
memory/3824-139-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download
memory/3824-140-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download
memory/3824-141-0x00007FF9D6B50000-0x00007FF9D6B60000-memory.dmp

Filesize
64KB

Download