6a5cd724baaebc19773830980de192cfa10e9d921469153399e656fbdd0ff972

Analysis

max time kernel
151s
max time network
151s
platform
windows10_x64
resource
win10v20210408
submitted
13-10-2021 15:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Invoice-64145512_20211013.xlsb
Size

269KB
MD5

4e6d8b34d4441d66984a1b4fa51fe561
SHA1

a991079981a98f9cf3ceba151ce56d39fa522b5d
SHA256

6a5cd724baaebc19773830980de192cfa10e9d921469153399e656fbdd0ff972
SHA512

a934d862c117c7010b17473fe6c9d71824f43a95fe48e7bf93ce5505142a8dd29b5aacc9dc75bf7257571e494ae6b39e6ec399f9efa0e9dbb99722bcaa080804

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

396 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	EXCEL.EXE
396	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-64145512_20211013.xlsb"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:396

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/396-114-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/396-115-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/396-116-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/396-117-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/396-118-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/396-120-0x00000251CF200000-0x00000251CF202000-memory.dmp

Filesize
8KB

Download
memory/396-119-0x00000251CF200000-0x00000251CF202000-memory.dmp

Filesize
8KB

Download
memory/396-121-0x00000251CF200000-0x00000251CF202000-memory.dmp

Filesize
8KB

Download