772d87e9a5d1eacd88525d3d2ae6144be850a001cf4b2226cf489d8122122070

Analysis

max time kernel
149s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27-10-2022 23:21

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General

Target

EXCELntDonut_CS_obf4.xlsm
Size

62KB
MD5

e0f96bc62e2a67fa8e4530048fd4be74
SHA1

e56123187043b7da7b41a2bddafc6ed9f24fa146
SHA256

772d87e9a5d1eacd88525d3d2ae6144be850a001cf4b2226cf489d8122122070
SHA512

71f7d7f9bdbba3c67f8b584702dc5bc018959196ae82d03622c4b368787c8925322e4bace2b660281e5d53c6234d5cfbe308fab2ad1e6e128998e6a1abe73853
SSDEEP

1536:WXgw6sBUmaGMHg/NgGKyvwHpsByTr0rMxWz:WXgQimaGMAeLa+0rMm

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

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

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

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

pid	Process
4904	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	EXCEL.EXE
4904	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\EXCELntDonut_CS_obf4.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4904

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4904-132-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/4904-133-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/4904-134-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/4904-135-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/4904-136-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/4904-137-0x00007FF85FF60000-0x00007FF85FF70000-memory.dmp

Filesize
64KB

Download
memory/4904-138-0x00007FF85FF60000-0x00007FF85FF70000-memory.dmp

Filesize
64KB

Download
memory/4904-139-0x0000000050000000-0x0000000050010000-memory.dmp

Filesize
64KB

Download
memory/4904-140-0x00007FF878570000-0x00007FF879031000-memory.dmp

Filesize
10.8MB

Download
memory/4904-141-0x00007FF878570000-0x00007FF879031000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads