6dcf9151d6ca4049770fcb1265085e31f300cdf2690d8381af4c117d1bf51ff7

Analysis

max time kernel
151s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 07:04

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General

Target

鸦岗(一期)项目安保监控系统工程.xls
Size

138KB
MD5

f870c4716e98b1d512ab2ec19cda9603
SHA1

cc81de11f9582f5de36f2a38d181e0888199ac4a
SHA256

d390025534cfd19164ec259f5b1d29b8473d319c5dd8e878492854139141d7bf
SHA512

74e0069f50ce8c627cfcc4aa70447707a8d3a351136cfc2f1ab081524841bf184bad88c54ef2c7c9d682276c6bfc40821ec90c1072b5401bf2a3cd850c0aa486
SSDEEP

3072:LyyYBK6bR/Wn/cDQCX3Ds3Pc/XmjN1MoCZ20:exdTa/8

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

4964 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	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\鸦岗(一期)项目安保监控系统工程.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4964

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/4964-132-0x00007FFA58010000-0x00007FFA58020000-memory.dmp

Filesize
64KB

Download
memory/4964-134-0x00007FFA58010000-0x00007FFA58020000-memory.dmp

Filesize
64KB

Download
memory/4964-133-0x00007FFA58010000-0x00007FFA58020000-memory.dmp

Filesize
64KB

Download
memory/4964-135-0x00007FFA58010000-0x00007FFA58020000-memory.dmp

Filesize
64KB

Download
memory/4964-136-0x00007FFA58010000-0x00007FFA58020000-memory.dmp

Filesize
64KB

Download
memory/4964-137-0x00007FFA55FB0000-0x00007FFA55FC0000-memory.dmp

Filesize
64KB

Download
memory/4964-138-0x00007FFA55FB0000-0x00007FFA55FC0000-memory.dmp

Filesize
64KB

Download