c84daab0159e54c17bbb8ff7c7d61111fef8588a9a540f5b5f74eb66aa1d1265

Analysis

max time kernel
114s
max time network
151s
platform
windows10_x64
resource
win10-en-20211104
submitted
25-11-2021 16:58

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General

Target

VDI-QUOTATION-PAYMENT.xlsx
Size

229KB
MD5

1325c1dc4db5e238475858c2feaa326a
SHA1

9f611b8cfd41c1dc854ab0f3bad6437bcc309a74
SHA256

c84daab0159e54c17bbb8ff7c7d61111fef8588a9a540f5b5f74eb66aa1d1265
SHA512

4a42596ff13261dd7779d0b6213520370b8e0ef4ba2e8e237c74cb5969693dea720e28d2197c22dde74e264989fe61fc1af98da6581d0a65f2921b990d235847

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

2640 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	EXCEL.EXE
2640	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\VDI-QUOTATION-PAYMENT.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2640

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/2640-119-0x00007FFEC5120000-0x00007FFEC5130000-memory.dmp

Filesize
64KB

Download
memory/2640-118-0x00007FFEC5120000-0x00007FFEC5130000-memory.dmp

Filesize
64KB

Download
memory/2640-120-0x00007FFEC5120000-0x00007FFEC5130000-memory.dmp

Filesize
64KB

Download
memory/2640-121-0x00007FFEC5120000-0x00007FFEC5130000-memory.dmp

Filesize
64KB

Download
memory/2640-122-0x0000014049630000-0x0000014049632000-memory.dmp

Filesize
8KB

Download
memory/2640-123-0x0000014049630000-0x0000014049632000-memory.dmp

Filesize
8KB

Download
memory/2640-124-0x0000014049630000-0x0000014049632000-memory.dmp

Filesize
8KB

Download
memory/2640-128-0x00007FFEC5120000-0x00007FFEC5130000-memory.dmp

Filesize
64KB

Download