2f5b78358322f5fd8c560d8a223282016decea4d3f74f5145283d3f1ec764ebc

Resubmissions

16-03-2022 08:41

220316-klxj3abce2 10

16-03-2022 08:37

220316-kjjv7abca8 8

Analysis

max time kernel
258s
max time network
217s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
16-03-2022 08:41

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Report Analysis Logs

General

Target

PO 121873.xlsx
Size

713KB
MD5

9f2cf851a66d5ec3520dab2364619890
SHA1

cf6184531e30b05d1e5565d4626441c757240aa5
SHA256

2f5b78358322f5fd8c560d8a223282016decea4d3f74f5145283d3f1ec764ebc
SHA512

1da16064e04dcddd44e49cb4973a407c9502dbbe23d3247322c3114329994799219c7244bd4876bf9f89b1fe3cc7d6366704cb944e30bf56b5b6e6d7bf19230b

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

1044 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	EXCEL.EXE
1044	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\PO 121873.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1044

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/1044-134-0x00007FFB1EBF0000-0x00007FFB1EC00000-memory.dmp

Filesize
64KB

Download
memory/1044-135-0x00007FFB1EBF0000-0x00007FFB1EC00000-memory.dmp

Filesize
64KB

Download
memory/1044-136-0x00007FFB1EBF0000-0x00007FFB1EC00000-memory.dmp

Filesize
64KB

Download
memory/1044-137-0x00007FFB1EBF0000-0x00007FFB1EC00000-memory.dmp

Filesize
64KB

Download
memory/1044-138-0x00007FFB1EBF0000-0x00007FFB1EC00000-memory.dmp

Filesize
64KB

Download
memory/1044-139-0x00007FFB5EB70000-0x00007FFB5ED65000-memory.dmp

Filesize
2.0MB

Download
memory/1044-140-0x00007FFB5EB70000-0x00007FFB5ED65000-memory.dmp

Filesize
2.0MB

Download