3b2f4e5851c83f8dc193fc25c65b1f45ac5ad20b4c1aceb7ee95baf2469401e6

Analysis

max time kernel
108s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
31-01-2023 17:34

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General

Target

3f85113ecdfd330a8e48b107e05adae4.xls
Size

666KB
MD5

3f85113ecdfd330a8e48b107e05adae4
SHA1

704fbae3713cd8bb01116cd6159f2eff026f1f25
SHA256

3b2f4e5851c83f8dc193fc25c65b1f45ac5ad20b4c1aceb7ee95baf2469401e6
SHA512

4ec910ca57dd03cca89a9d57e68d43fb7e55afb38ec1879bb848997e73a45e189b2cc480c7e6a082736f253b4d78fc95344b0931dfe2ab17e8538c9b7b0850dd
SSDEEP

6144:8MDAUGfS7j40srblivj9Lz5y7pl2jwiOZLXyVTRuJRbCgUg71Z7yDIfX/VBUR+QY:/O9Wk5Z7+l61kkBkkkkIkkq1kkkkb

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\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4408 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	EXCEL.EXE
4408	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\3f85113ecdfd330a8e48b107e05adae4.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4408

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/4408-132-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4408-133-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4408-134-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4408-135-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4408-136-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4408-137-0x00007FFD5A380000-0x00007FFD5A390000-memory.dmp

Filesize
64KB

Download
memory/4408-138-0x00007FFD5A380000-0x00007FFD5A390000-memory.dmp

Filesize
64KB

Download
memory/4408-140-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4408-141-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4408-142-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4408-143-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download