fece0b9133eb7bf7acfb502972def3bf2d8c78230f592cbc108014c9e0f5a145

Analysis

max time kernel
101s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
31-01-2023 04:49

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General

Target

fece0b9133eb7bf7acfb502972def3bf2d8c78230f592cbc108014c9e0f5a145.xls
Size

4.8MB
MD5

d7a7c1c8ba1aca21b8b6214ceb80d955
SHA1

651a4a3b96132c5396111e55df846b48ab3b0ee6
SHA256

fece0b9133eb7bf7acfb502972def3bf2d8c78230f592cbc108014c9e0f5a145
SHA512

c8258f65fe5c6626c8fc88d9e763cb66837ff7bb765b9cbb2692df75390bfdd35b9c0992225026e324a48c8a808cda9438f74736add137d941241098087359de
SSDEEP

98304:Av4K91f7vFpQ+g8RFpiLd+8kLD84tCEr0RtNiC5eSsNMt+r+WC1HnKHnn3BBXXXy:AvpvFa+g8RWLdPk/84tCEr0RtNiC5eST

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

4832 EXCEL.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

EXCEL.EXE

pid process

4832 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	EXCEL.EXE
4832	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\fece0b9133eb7bf7acfb502972def3bf2d8c78230f592cbc108014c9e0f5a145.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4832

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/4832-132-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download
memory/4832-133-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download
memory/4832-134-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download
memory/4832-135-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download
memory/4832-136-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download
memory/4832-137-0x00007FFF30040000-0x00007FFF30050000-memory.dmp

Filesize
64KB

Download
memory/4832-138-0x00007FFF30040000-0x00007FFF30050000-memory.dmp

Filesize
64KB

Download
memory/4832-139-0x000002181A870000-0x000002181A874000-memory.dmp

Filesize
16KB

Download
memory/4832-140-0x000002181F93A000-0x000002181F93C000-memory.dmp

Filesize
8KB

Download
memory/4832-141-0x000002181F8E1000-0x000002181F8E3000-memory.dmp

Filesize
8KB

Download
memory/4832-142-0x000002181F88C000-0x000002181F88E000-memory.dmp

Filesize
8KB

Download
memory/4832-143-0x000002181F9B9000-0x000002181F9BB000-memory.dmp

Filesize
8KB

Download
memory/4832-144-0x000002181F86E000-0x000002181F870000-memory.dmp

Filesize
8KB

Download
memory/4832-145-0x0000021816AAC000-0x0000021816AAE000-memory.dmp

Filesize
8KB

Download
memory/4832-146-0x000002181F88C000-0x000002181F88E000-memory.dmp

Filesize
8KB

Download
memory/4832-147-0x000002181F9B9000-0x000002181F9BB000-memory.dmp

Filesize
8KB

Download
memory/4832-149-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download
memory/4832-150-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download
memory/4832-151-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download
memory/4832-152-0x00007FFF32450000-0x00007FFF32460000-memory.dmp

Filesize
64KB

Download