c99b050645ebbc138018a9dcb4c3029bc1a9aa9376e7541c1011e815942948e1

Resubmissions

01-02-2023 17:02

230201-vj6p3aah39 10

01-02-2023 17:00

230201-vjf5eacg4s 10

01-02-2023 16:57

230201-vgbrxacg2y 10

Analysis

max time kernel
133s
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
01-02-2023 17:00

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General

Target

macintosh.xlsx
Size

776KB
MD5

f39fa9ca70c1acce62be880ee713e8ef
SHA1

0322f8b96aa93a7ee08533caac82bfdc89f660c0
SHA256

3590e97c8e6c65becfce92c63e164a2c808e7e9cb366cfc4c8ff76d7cc28a831
SHA512

6464d892bb2b98c6340dcfd118a870275d35a99d45f1cf8117c3971cd3a38d418388bb04385e45cca9e68ddf2060099ae29b4bfdf25e90940d436517493cbc69
SSDEEP

12288:BML7nvXmvR+hfBScVzn8HrDTUpU5HiiElrg2dFZI6ARIN2JmGbh3mv/IQzwISMIF:ImvRgMknUvQsMzfILRIVJ8v

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

1232 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	EXCEL.EXE
1232	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\macintosh.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1232

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/1232-132-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/1232-133-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/1232-134-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/1232-135-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/1232-136-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/1232-137-0x00007FFF58060000-0x00007FFF58070000-memory.dmp

Filesize
64KB

Download
memory/1232-138-0x00007FFF58060000-0x00007FFF58070000-memory.dmp

Filesize
64KB

Download
memory/1232-140-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/1232-141-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/1232-142-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download
memory/1232-143-0x00007FFF5A410000-0x00007FFF5A420000-memory.dmp

Filesize
64KB

Download