ef2ce641a4e9f270eea626e8e4800b0b97b4a436c40e7af30aeb6f02566b809c

Resubmissions

30-01-2023 01:41

230130-b4cg6sec8w 10

24-11-2022 05:06

221124-frw39sea9s 10

Analysis

max time kernel
122s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 05:06

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Report Analysis Logs

General

Target

ef2ce641a4e9f270eea626e8e4800b0b97b4a436c40e7af30aeb6f02566b809c.xls
Size

216KB
MD5

2486374800299563ab8934122234242a
SHA1

47bfe94aa96ef43231890f04ccd286b0888e10c8
SHA256

ef2ce641a4e9f270eea626e8e4800b0b97b4a436c40e7af30aeb6f02566b809c
SHA512

74e52e1e1317908447340cbba32949321ed435f17a524224af80236ecdf67187c83908cca514e82a49b9abe9495125ba741e01ed8f30663124c13fce339c63e5
SSDEEP

6144:bKpb8rGYrMPe3q7Q0XV5xtuEsi8/dgAyY+TAQXTHGUMEyP5p6f5jQmK:GbGUMVWlbK

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\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

5056 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	EXCEL.EXE
5056	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\ef2ce641a4e9f270eea626e8e4800b0b97b4a436c40e7af30aeb6f02566b809c.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5056

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/5056-132-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download
memory/5056-133-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download
memory/5056-134-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download
memory/5056-135-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download
memory/5056-136-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download
memory/5056-137-0x00007FF973C90000-0x00007FF973CA0000-memory.dmp

Filesize
64KB

Download
memory/5056-138-0x00007FF973C90000-0x00007FF973CA0000-memory.dmp

Filesize
64KB

Download
memory/5056-140-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download
memory/5056-141-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download
memory/5056-142-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download
memory/5056-143-0x00007FF975EB0000-0x00007FF975EC0000-memory.dmp

Filesize
64KB

Download