c1a941f648d5cc6f24225cb8506153005945638ed50b09020bb1e1980cf80a37

Analysis

max time kernel
396s
max time network
441s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
14-03-2023 18:29

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General

Target

Agreement_714206_Mar4.xll
Size

589KB
MD5

4c521e25251894b87a8bbae39739d2d2
SHA1

3a12013238a0e5ef70255078ea758f1dc0b686b3
SHA256

c1a941f648d5cc6f24225cb8506153005945638ed50b09020bb1e1980cf80a37
SHA512

4320cac2bb9fd85a57d11676d28a61aca1794ea929bb6206d02a2ea5d1509fed9c563bf7eb916f51af5bb8fb6e7ed41dc9d1bd6e8b419ebcc09bf12ebef45238
SSDEEP

6144:8cTaT6oGCNIamrNSYVntypONtX7EmG2dOdQRG8l/dmMF7VndLmmmmmmm644tkw95:fKpSIm3OdQwgvpVndf42HXDiuJTMw4

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

3076 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	EXCEL.EXE
3076	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\Agreement_714206_Mar4.xll"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3076

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/3076-120-0x00007FF939110000-0x00007FF939120000-memory.dmp

Filesize
64KB

Download
memory/3076-121-0x00007FF939110000-0x00007FF939120000-memory.dmp

Filesize
64KB

Download
memory/3076-122-0x00007FF939110000-0x00007FF939120000-memory.dmp

Filesize
64KB

Download
memory/3076-123-0x00007FF939110000-0x00007FF939120000-memory.dmp

Filesize
64KB

Download
memory/3076-132-0x00007FF936510000-0x00007FF936520000-memory.dmp

Filesize
64KB

Download
memory/3076-133-0x00007FF936510000-0x00007FF936520000-memory.dmp

Filesize
64KB

Download
memory/3076-287-0x00007FF939110000-0x00007FF939120000-memory.dmp

Filesize
64KB

Download
memory/3076-288-0x00007FF939110000-0x00007FF939120000-memory.dmp

Filesize
64KB

Download
memory/3076-289-0x00007FF939110000-0x00007FF939120000-memory.dmp

Filesize
64KB

Download
memory/3076-290-0x00007FF939110000-0x00007FF939120000-memory.dmp

Filesize
64KB

Download