927c431738996539062350f11c3f93acb73afd6d429249877accfa50f300315c

Analysis

max time kernel
150s
max time network
195s
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 19:25

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General

Target

资料/12月考勤/江苏三区/南通金鹰.xls
Size

97KB
MD5

0eaa97963d37809f18ee872570cc7e2a
SHA1

3f1d473a5b7559c6f7b3b98820f98d4beca5345c
SHA256

ea527515ed3bd119f2b9241e3340ed64b62588594f17f8643b7e3cf6fc421bd6
SHA512

f336a467ade57fa53fb814e2cc802ac90bcf664cbacf574080b7cc5cc14e76432335cf48952f65f92d786ad7c4bab8815db2708b67a6df3f41f85e4bc054c736
SSDEEP

3072:0Il6Nc7yRzs1H75wkZUgsCq6NqTBun5oI7X7P:/l6Nc7yRzs1H75wkZUgsCq6NqTBun5oo

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

1300 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	EXCEL.EXE
1300	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\资料\12月考勤\江苏三区\南通金鹰.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1300

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/1300-132-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/1300-133-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/1300-134-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/1300-135-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/1300-136-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/1300-137-0x00007FFC762F0000-0x00007FFC76300000-memory.dmp

Filesize
64KB

Download
memory/1300-138-0x00007FFC762F0000-0x00007FFC76300000-memory.dmp

Filesize
64KB

Download