b54da987a3e8feefcf0bab2254bc4cd0bc9472db586983dfa852df5b5f31b246

Analysis

max time kernel
171s
max time network
212s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:32

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General

Target

盘管计算书/17000风量/17000风量空调成本--2014.8.21.xls
Size

107KB
MD5

28a4aff7f0c1a6f4b675c8d36f95796d
SHA1

af0d2bd6a86915dfa90b421d88a21d598660e30a
SHA256

4f9460f9b09e51a9595162e424f5d9af9dbcaaec1bb8d8aa46571536bfbd9def
SHA512

03a87d27f14be1d9c4c1ddc24d5d2d6ef98415795c51220ed15d4c539b502bdab6cc959b2beb86f651ccf1978a51552e62680600b2509c4153f600aeac1fad61
SSDEEP

1536:0fffwNoOIUeiaLrM7fgAJLD6dA7RhlJAEElS3fd1TDotNuLh/kw7Z95gKOckB/NR:EJyHA+JbfZrnXtK

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

1672 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	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\盘管计算书\17000风量\17000风量空调成本--2014.8.21.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1672

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

Replay Monitor

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Downloads

memory/1672-132-0x00007FF7EE0B0000-0x00007FF7EE0C0000-memory.dmp

Filesize
64KB

Download
memory/1672-133-0x00007FF7EE0B0000-0x00007FF7EE0C0000-memory.dmp

Filesize
64KB

Download
memory/1672-134-0x00007FF7EE0B0000-0x00007FF7EE0C0000-memory.dmp

Filesize
64KB

Download
memory/1672-135-0x00007FF7EE0B0000-0x00007FF7EE0C0000-memory.dmp

Filesize
64KB

Download
memory/1672-136-0x00007FF7EE0B0000-0x00007FF7EE0C0000-memory.dmp

Filesize
64KB

Download
memory/1672-137-0x00007FF7EBF50000-0x00007FF7EBF60000-memory.dmp

Filesize
64KB

Download
memory/1672-138-0x00007FF7EBF50000-0x00007FF7EBF60000-memory.dmp

Filesize
64KB

Download