02df883990021730c89c8a5213f6338d6cf321a9bc166c77e8c664c3b47c51f1

Analysis

max time kernel
149s
max time network
140s
platform
windows10_x64
resource
win10v20210408
submitted
14-10-2021 07:08

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General

Target

374006681_Invoice-6078375095_20211013.xlsb
Size

260KB
MD5

00a68f763b39cfe8b1fbc37e90f50bb2
SHA1

6bbc82d4c25ac0f9094503a663b0e45e6f17e440
SHA256

02df883990021730c89c8a5213f6338d6cf321a9bc166c77e8c664c3b47c51f1
SHA512

ce4ed5aedbaa898e286fb800bc430986a56c32404861e7e5423bf78da7eab3fccc9ecf6eb8299e879a861b5189d16240bb459a6639c49ff4ba6d4b60eba6a2ed

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 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

908 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	EXCEL.EXE
908	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\374006681_Invoice-6078375095_20211013.xlsb"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:908

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/908-115-0x00007FFAB7550000-0x00007FFAB7560000-memory.dmp

Filesize
64KB

Download
memory/908-117-0x00007FFAB7550000-0x00007FFAB7560000-memory.dmp

Filesize
64KB

Download
memory/908-116-0x00007FFAB7550000-0x00007FFAB7560000-memory.dmp

Filesize
64KB

Download
memory/908-118-0x00007FFAB7550000-0x00007FFAB7560000-memory.dmp

Filesize
64KB

Download
memory/908-119-0x00000220DA740000-0x00000220DA742000-memory.dmp

Filesize
8KB

Download
memory/908-120-0x00000220DA740000-0x00000220DA742000-memory.dmp

Filesize
8KB

Download
memory/908-114-0x00007FFAB7550000-0x00007FFAB7560000-memory.dmp

Filesize
64KB

Download
memory/908-121-0x00000220DA740000-0x00000220DA742000-memory.dmp

Filesize
8KB

Download