cca136ba586ff91e236c2ac2628e99d7356ecd7fbad6647963953a0e972fc7d3

Analysis

max time kernel
179s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:32

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General

Target

-ƷС-ϸһ/ƷС/.xls
Size

77KB
MD5

d6478e655bb4ff4499803ef76f0133b2
SHA1

140ef9cfa6b7087d60bba102b7a79c58e3232db4
SHA256

6ccf01d9219e23f4358da77de7d9a76d44b465fd1ceca5d1bc5c6001fe0a2009
SHA512

bf87c65b432e755ae5614b0dbdad9585a132be84a8a4b559ffb1f8221dab5c090b6109fb6a73d86014026770cb61e7bcaf49c1d7314d8b8c44afeec6ea653255
SSDEEP

1536:deeevzPe8JH/VkMt8SQ1bceqqQkOmOmOkUsCkfr3DR4HKwwv5RC7RJ9Lb:RCDKpqRJ9n

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

4088 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	EXCEL.EXE
4088	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\-ƷС-ϸһ\ƷС\.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4088

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/4088-132-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4088-133-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4088-134-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4088-135-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4088-136-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4088-137-0x00007FFC42D80000-0x00007FFC42D90000-memory.dmp

Filesize
64KB

Download
memory/4088-138-0x00007FFC42D80000-0x00007FFC42D90000-memory.dmp

Filesize
64KB

Download
memory/4088-141-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4088-142-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4088-140-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4088-143-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download