5b838d9c51ae74156d6b890e1428d448cf4fedb90f156c9210908f899ce20d61

Analysis

max time kernel
133s
max time network
153s
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/10#水窦/表3—8 综合单价分析表（二）.xls
Size

206KB
MD5

a7de08c94a2174316f72af1b0f1308f8
SHA1

8fe789d857770aae1d7d377ac4f67f561a7204b0
SHA256

5c9bc57dd7173b2e99c341ad0f315e0cc43b552835709533668cf74337122264
SHA512

1b5dedf269120f33e78c94d7a80ebf57e783b067f957717c5668994f8a3ea1e0adbe8848690bd0dffa0aaa7e3810c9ef1b0903e5d05159847ff59e6f2fe1c9a6
SSDEEP

3072:uadSAvhOH0tJQyvp2xahBRbhaoJMCtBwwuzhR/z2jcc0lbxOK22AJtXwQ26:u0Msn9AmM2wwuzhpp2Z

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	4932	1980	cmd.exe	86
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4916	1980	cmd.exe	86
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	6120	1980	cmd.exe	86

Suspicious Office macro 1 IoCs

Office document equipped with 4.0 macros.

macro xlm

resource	yara_rule
behavioral10/files/0x0006000000022edd-99.dat	office_xlm_macros

Deletes itself 1 IoCs

pid	Process
1980	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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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\10#水窦\18575E00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1980	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE
1980	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 6120	1980	EXCEL.EXE	90
PID 1980 wrote to memory of 6120	1980	EXCEL.EXE	90
PID 1980 wrote to memory of 4916	1980	EXCEL.EXE	91
PID 1980 wrote to memory of 4916	1980	EXCEL.EXE	91
PID 1980 wrote to memory of 4932	1980	EXCEL.EXE	92
PID 1980 wrote to memory of 4932	1980	EXCEL.EXE	92
PID 6120 wrote to memory of 1040	6120	cmd.exe	96
PID 6120 wrote to memory of 1040	6120	cmd.exe	96

Views/modifies file attributes 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1040	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\10#水窦\表3—8 综合单价分析表（二）.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:1980
- 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:6120
- - C:\Windows\system32\attrib.exe
    attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
    3⤵
    - Views/modifies file attributes
    PID:1040
- 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:4916
- 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:4932

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\10#水窦\表3—8 综合单价分析表（二）.xls

Filesize
245KB

MD5
d120a048c05cbd594c75b117ae462b0e

SHA1
12b81a499bd5f3108e946fd034b67a3745cb6ad8

SHA256
5403bdb30ae744216beb2f763cf458ca5909bb9b7d652be1d6d5ea5d5d06f4b7

SHA512
da701d5c5d867cffbbea4d1b1119350772f59de2b787a3c08c5d0ce7d2c5b7994dce5bd4f22bd95b3e31a50558c62b53c5b8cecefe6be94fd63c6c10a7c7bda1

Download Submit
memory/1980-6-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-3-0x00007FFD0AB30000-0x00007FFD0AB40000-memory.dmp

Filesize
64KB

Download
memory/1980-17-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-21-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-23-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-2-0x00007FFD0AB30000-0x00007FFD0AB40000-memory.dmp

Filesize
64KB

Download
memory/1980-20-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-19-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-18-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-16-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-15-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-14-0x00007FFD08AD0000-0x00007FFD08AE0000-memory.dmp

Filesize
64KB

Download
memory/1980-13-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-11-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-10-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-9-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-7-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-4-0x00007FFD0AB30000-0x00007FFD0AB40000-memory.dmp

Filesize
64KB

Download
memory/1980-12-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-5-0x00007FFD0AB30000-0x00007FFD0AB40000-memory.dmp

Filesize
64KB

Download
memory/1980-22-0x00007FFD08AD0000-0x00007FFD08AE0000-memory.dmp

Filesize
64KB

Download
memory/1980-1-0x00007FFD4AB4D000-0x00007FFD4AB4E000-memory.dmp

Filesize
4KB

Download
memory/1980-0-0x00007FFD0AB30000-0x00007FFD0AB40000-memory.dmp

Filesize
64KB

Download
memory/1980-52-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-53-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-54-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-55-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-51-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-68-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-50-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-47-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-8-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-112-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-113-0x00007FFD4AB4D000-0x00007FFD4AB4E000-memory.dmp

Filesize
4KB

Download
memory/1980-114-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-115-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download
memory/1980-116-0x00007FFD4AAB0000-0x00007FFD4ACA5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads