5b838d9c51ae74156d6b890e1428d448cf4fedb90f156c9210908f899ce20d61

Analysis

max time kernel
103s
max time network
148s
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—5 单位工程招标控制价汇总表.xls
Size

78KB
MD5

f23cb9cb79c7621d7879d5b7eb30cb06
SHA1

cc56d48fbe3a8ce2e809008543d2fea7cc93e44d
SHA256

2d0da9853e98047377326446827da4f9e6ec732f757be7c42eb13d95195814f7
SHA512

c14be9fe72bdbd5f8310531bfcaefa74f3d59732ce45a65c9410d8c5b66f9c1ccfe154810a3ae161588f378e23b75636d005312f61d49a8399d744efd768f792
SSDEEP

1536:wRAysHgO2jcc0lbxOqTgZ7IhY7nJdJoOd7cJtXwH3SU:eO2jcc0lbxOK92AJtXwXSU

Score

6^/10

Malware Config

Signatures

Process spawned suspicious child process 1 IoCs

This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3396	5884	DW20.EXE	85

Checks processor information in registry 2 TTPs 6 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\ProcessorNameString	dwwin.exe
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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dwwin.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dwwin.exe
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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dwwin.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
5884	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE
5884	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5884 wrote to memory of 3396	5884	EXCEL.EXE	92
PID 5884 wrote to memory of 3396	5884	EXCEL.EXE	92
PID 3396 wrote to memory of 4228	3396	DW20.EXE	93
PID 3396 wrote to memory of 4228	3396	DW20.EXE	93

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—5 单位工程招标控制价汇总表.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5884
- C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
  "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4552
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:3396
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4552
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:4228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/3396-52-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/3396-63-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/3396-59-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/3396-60-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/3396-62-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/3396-61-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/3396-50-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/3396-51-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-17-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-2-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/5884-12-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-20-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-21-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-19-0x00007FFD26050000-0x00007FFD26060000-memory.dmp

Filesize
64KB

Download
memory/5884-11-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-10-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-9-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-5-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/5884-3-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/5884-13-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-1-0x00007FFD689CD000-0x00007FFD689CE000-memory.dmp

Filesize
4KB

Download
memory/5884-0-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/5884-44-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-4-0x00007FFD289B0000-0x00007FFD289C0000-memory.dmp

Filesize
64KB

Download
memory/5884-18-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-15-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-16-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-14-0x00007FFD26050000-0x00007FFD26060000-memory.dmp

Filesize
64KB

Download
memory/5884-6-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-8-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-7-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download
memory/5884-64-0x00007FFD68930000-0x00007FFD68B25000-memory.dmp

Filesize
2.0MB

Download