0a77c980c1b6ad85ffb3f1e8e814f96e09d5033d82dce7ca2062b992372c85e6

Analysis

max time kernel
201s
max time network
209s
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 19:26

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General

Target

答辩16日第6组.xls
Size

91KB
MD5

7ddca9abc349d44f1c7b1c15936cef81
SHA1

fcae9e73cb428d380f19d61d72503d2809d707c2
SHA256

839ea835bb76f39f715466a4202ca744296cefea697f759bf1fc187474ac5901
SHA512

c95df966bf69a20a0500e79ad05f2dc238befa0fb85cb1a0a3fe3ff6d511eddb7a06a8fe80de92167998a10e7c529809fa361151b31306eea636cecf7d614011
SSDEEP

1536:1888wOJytNnoWVbr3Q7ITkMXr62lGM88S4JtXwnjdd:JoWVbr3Q7ITk8tjNJtXwjdd

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

1124 EXCEL.EXE
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

EXCEL.EXE

pid process

1124 EXCEL.EXE
1124 EXCEL.EXE
1124 EXCEL.EXE
1124 EXCEL.EXE
1124 EXCEL.EXE
1124 EXCEL.EXE
1124 EXCEL.EXE
1124 EXCEL.EXE
1124 EXCEL.EXE

pid	process
1124	EXCEL.EXE

pid	process
1124	EXCEL.EXE
1124	EXCEL.EXE
1124	EXCEL.EXE
1124	EXCEL.EXE
1124	EXCEL.EXE
1124	EXCEL.EXE
1124	EXCEL.EXE
1124	EXCEL.EXE
1124	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\答辩16日第6组.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1124

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/1124-132-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/1124-133-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/1124-134-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/1124-135-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/1124-136-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/1124-137-0x00007FFB5C930000-0x00007FFB5C940000-memory.dmp

Filesize
64KB

Download
memory/1124-138-0x00007FFB5C930000-0x00007FFB5C940000-memory.dmp

Filesize
64KB

Download