1b8ba12f854e815d1b2eec259e9d63b90f46bdf492c0cc40c075b7fb8f6ac2c7

Analysis

max time kernel
140s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
07-07-2022 05:48

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General

Target

Contract 07072022.xlsx
Size

172KB
MD5

44cadfe4ad7f2dd9361333885e2a286c
SHA1

5187ac0d987154a2ba22cd6c91320c8b6190ebf0
SHA256

1b8ba12f854e815d1b2eec259e9d63b90f46bdf492c0cc40c075b7fb8f6ac2c7
SHA512

0de0d4b9b12d3851fe701dbdf0ddcd32130ded36ca221b0932f961a8d53087ab4ddf80c8f9a30daec8163d2e7fec41633276c3bcac27e7b52488625e004d0da4

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

872 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	EXCEL.EXE
872	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\Contract 07072022.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:872

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/872-130-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download
memory/872-131-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download
memory/872-132-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download
memory/872-133-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download
memory/872-134-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download
memory/872-135-0x00007FFE5CB50000-0x00007FFE5CB60000-memory.dmp

Filesize
64KB

Download
memory/872-136-0x00007FFE5CB50000-0x00007FFE5CB60000-memory.dmp

Filesize
64KB

Download
memory/872-138-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download
memory/872-139-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download
memory/872-140-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download
memory/872-141-0x00007FFE5EBB0000-0x00007FFE5EBC0000-memory.dmp

Filesize
64KB

Download