cca136ba586ff91e236c2ac2628e99d7356ecd7fbad6647963953a0e972fc7d3

Analysis

max time kernel
149s
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/½ͷ��.xls
Size

15KB
MD5

b7d02d3b8b039b9916ab2a2311836859
SHA1

923f61a02726f88dd48f2a979d2c3d604b86b7eb
SHA256

2c90b6a72fafb4aab5ce0689806e3a567a69cf8c40ca782c350b5b87e7f25f14
SHA512

441a1804a8ce81ffe5c1e6b3fb8aaae3b952d8b94c61963b23003454b84454d1dd45bf97483f0e4b446107a85055d411aac44b3cd0572750582708b3af9604df
SSDEEP

384:FuuuzJS8c8ee1tV/bsQvPkHqspWkO4q5R2DO0Vhy+/ECh/hqbp4/TNE0KWX4/avn:FuuuzJS8c8ee1tV/bsQvPkHqspWkO4q0

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

4392 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	EXCEL.EXE
4392	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\½ͷ��.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4392

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/4392-132-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4392-133-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4392-134-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4392-135-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4392-136-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4392-137-0x00007FF7F2860000-0x00007FF7F2870000-memory.dmp

Filesize
64KB

Download
memory/4392-138-0x00007FF7F2860000-0x00007FF7F2870000-memory.dmp

Filesize
64KB

Download