9595632afc8da89c0daec7d5aaef409cb6bc9619f14720f14d2f694614a6506d

Analysis

max time kernel
100s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
21-06-2022 14:21

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General

Target

decrypted.xlsx
Size

74KB
MD5

d6292ede597ee252272ff26b3b0921ee
SHA1

c30df83b8ff4b9d170e317f77f5f11256400d7f3
SHA256

cca88d823b05ff47e9bc7c2d98e4f4d7f7bb31f913edc35cf2a6b5b067a1a2fa
SHA512

ad707c06b15c4f7943300cbc6047fa9bb886241a36c801ac5c443bc88b28552891380f916b9e56dd14b1591e1d71060f69719feddb37d7a2f5df1416b70f9911

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

3856 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3856 EXCEL.EXE
3856 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	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:3856

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/3856-130-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/3856-131-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/3856-132-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/3856-133-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/3856-134-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/3856-135-0x00007FFB2B9D0000-0x00007FFB2B9E0000-memory.dmp

Filesize
64KB

Download
memory/3856-136-0x00007FFB2B9D0000-0x00007FFB2B9E0000-memory.dmp

Filesize
64KB

Download
memory/3856-138-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/3856-139-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/3856-140-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/3856-141-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download