5b838d9c51ae74156d6b890e1428d448cf4fedb90f156c9210908f899ce20d61

Analysis

max time kernel
133s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
23/03/2025, 11:50

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General

Target

南沙万顷沙镇水窦工程量清单/南沙万顷沙镇水窦/12#水窦/表3—10 主要材料设备价格表.xls
Size

79KB
MD5

03779034f32ca9be8705830f1f18bf86
SHA1

7546306708c1e7019209efcbfa2c3604b244999c
SHA256

cce58918f4aea81c43b6ef48dc5a124cd0666ddf5990477c307be0acfdabfd75
SHA512

2575aedbac84c1297efe657c7a5829d529011562a4a97abfee4a544bdec490ec82d66d913f0b2e6c71aa8127c004ac90a065a1604b11a08149b6b156fcb94d01
SSDEEP

1536:+9bKTZU4T/Kr2jcc0lbxOqTgZuIhY7nJdJoOd7cJtXwg7p:i2jcc0lbxOK22AJtXwSp

Score

10^/10

defense_evasion macro xlm

Malware Config

Signatures

Process spawned unexpected child process 3 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5068	5316	cmd.exe	87
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5064	5316	cmd.exe	87
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5744	5316	cmd.exe	87

Suspicious Office macro 1 IoCs

Office document equipped with 4.0 macros.

macro xlm

resource	yara_rule
behavioral24/files/0x0003000000022a7e-105.dat	office_xlm_macros

Deletes itself 1 IoCs

pid	Process
5316	EXCEL.EXE

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

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

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

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

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\南沙万顷沙镇水窦工程量清单\南沙万顷沙镇水窦\12#水窦\27975E00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
5316	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE
5316	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5316 wrote to memory of 5744	5316	EXCEL.EXE	92
PID 5316 wrote to memory of 5744	5316	EXCEL.EXE	92
PID 5316 wrote to memory of 5064	5316	EXCEL.EXE	93
PID 5316 wrote to memory of 5064	5316	EXCEL.EXE	93
PID 5316 wrote to memory of 5068	5316	EXCEL.EXE	94
PID 5316 wrote to memory of 5068	5316	EXCEL.EXE	94
PID 5744 wrote to memory of 3908	5744	cmd.exe	98
PID 5744 wrote to memory of 3908	5744	cmd.exe	98

Views/modifies file attributes 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
3908	attrib.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\南沙万顷沙镇水窦工程量清单\南沙万顷沙镇水窦\12#水窦\表3—10 主要材料设备价格表.xls"
1⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5316
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:5744
- - C:\Windows\system32\attrib.exe
    attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
    3⤵
    - Views/modifies file attributes
    PID:3908
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  PID:5064
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  PID:5068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Indicator Removal

T1070

File Deletion

T1070.004

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

C:\Users\Admin\AppData\Local\Temp\南沙万顷沙镇水窦工程量清单\南沙万顷沙镇水窦\12#水窦\表3—10 主要材料设备价格表.xls

Filesize
117KB

MD5
edf950ac22951fb8930c034777806f07

SHA1
81abfbdf2b25103960ba61d5f001a7af05acbac2

SHA256
712ca38bfbefa96330e1354d46afcaef15c031793d219fc7b0ea2efaec5f27f3

SHA512
3587a76c8e2d83754ab352a94f53e42dc89df09ddedd001878187c06d9ad455c51de4498cd0daca205c99ef83e0eeb9a77793eabc5098f57f6fcd460a541d3c3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
1KB

MD5
e3606a181537b7ed91814014abacf30a

SHA1
cea2d8a99a688d34a70cd6a32f961dcc818791a5

SHA256
1a5abd5a14ef74760a8b8c4aa006246a3d0533d424bf3e9b6e582c6760370e02

SHA512
5842b3303400d3a03b23615ded1b9fe6c256dc33a723bbae782fc28c0e9bde8786a54c85b58f1485ed1aa7bac79ef5b4b492aecebe58c0d0d1e7a44ccb58c628

Download Submit
memory/5316-19-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-44-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-5-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-4-0x00007FFC236B0000-0x00007FFC236C0000-memory.dmp

Filesize
64KB

Download
memory/5316-6-0x00007FFC236B0000-0x00007FFC236C0000-memory.dmp

Filesize
64KB

Download
memory/5316-58-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-8-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-12-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-11-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-13-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-15-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-14-0x00007FFC21190000-0x00007FFC211A0000-memory.dmp

Filesize
64KB

Download
memory/5316-10-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-7-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-18-0x00007FFC21190000-0x00007FFC211A0000-memory.dmp

Filesize
64KB

Download
memory/5316-17-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-0-0x00007FFC636CD000-0x00007FFC636CE000-memory.dmp

Filesize
4KB

Download
memory/5316-20-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-1-0x00007FFC236B0000-0x00007FFC236C0000-memory.dmp

Filesize
64KB

Download
memory/5316-16-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-9-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-57-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-59-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-72-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-74-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-73-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-60-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-48-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-2-0x00007FFC236B0000-0x00007FFC236C0000-memory.dmp

Filesize
64KB

Download
memory/5316-107-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-108-0x00007FFC636CD000-0x00007FFC636CE000-memory.dmp

Filesize
4KB

Download
memory/5316-109-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-110-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-111-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-115-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-116-0x00007FFC63630000-0x00007FFC63825000-memory.dmp

Filesize
2.0MB

Download
memory/5316-3-0x00007FFC236B0000-0x00007FFC236C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads