699d3a77fde20deed0f060912bd5294bd7086ec4c61966a5c992882923879146

General

Target

公务员工资收入情况调查表模板.xls
Size

186KB
MD5

a500ba145ffd6dbdc2f091d979973ee2
SHA1

953a9adf79f2060b48db7c2fdc678f3d8527aba6
SHA256

08deb10d392a330e436f61359b894ede6f803b6809df5001c0a9710a0ce8bbef
SHA512

b179c08b8845f18fd6b12a606ccefe3db43ef23798312d86a72c9d62ec42a57eb155351416e12c71fecae9c7a92609dac76f6d332d78b79cfb766574a48dedce
SSDEEP

1536:1bbbbvbYiT12vQApKi1qGeSnuyMjbYwugu5pyrYNQk9RBuYOwDg7Hgl6J5uRKHHS:6QkdDUHgleHHoT0F9hh2CcnKV6o+

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

WerFault.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4912	4948	WerFault.exe	EXCEL.EXE

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.

Processes:

DW20.EXE

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3016	4948	DW20.EXE	EXCEL.EXE

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4912 4948 WerFault.exe EXCEL.EXE

pid	pid_target	process	target process
4912	4948	WerFault.exe	EXCEL.EXE

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

Processes:

dwwin.exeEXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dwwin.exe
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

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXEdwwin.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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dwwin.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4948 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

EXCEL.EXE

pid process

4948 EXCEL.EXE
4948 EXCEL.EXE
4948 EXCEL.EXE
4948 EXCEL.EXE

Suspicious use of SetWindowsHookEx 61 IoCs

Processes:

EXCEL.EXE

pid	process
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE
4948	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

EXCEL.EXEDW20.EXE

description	pid	process	target process
PID 4948 wrote to memory of 3984	4948	EXCEL.EXE	splwow64.exe
PID 4948 wrote to memory of 3984	4948	EXCEL.EXE	splwow64.exe
PID 4948 wrote to memory of 3016	4948	EXCEL.EXE	DW20.EXE
PID 4948 wrote to memory of 3016	4948	EXCEL.EXE	DW20.EXE
PID 3016 wrote to memory of 540	3016	DW20.EXE	dwwin.exe
PID 3016 wrote to memory of 540	3016	DW20.EXE	dwwin.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\公务员工资收入情况调查表模板.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:4948

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:3984

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 6936
2⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:3016

C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 6936
3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:540

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 4948 -s 3932
2⤵
- Process spawned unexpected child process
- Program crash
PID:4912

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:2572

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 476 -p 4948 -ip 4948
1⤵
PID:312

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/540-146-0x0000000000000000-mapping.dmp

Download
memory/3016-150-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download
memory/3016-149-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download
memory/3016-148-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download
memory/3016-147-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download
memory/3016-140-0x0000000000000000-mapping.dmp

Download
memory/3984-139-0x0000000000000000-mapping.dmp

Download
memory/4948-135-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download
memory/4948-138-0x00007FFE2F100000-0x00007FFE2F110000-memory.dmp

Filesize
64KB

Download
memory/4948-137-0x00007FFE2F100000-0x00007FFE2F110000-memory.dmp

Filesize
64KB

Download
memory/4948-136-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download
memory/4948-132-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download
memory/4948-133-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download
memory/4948-134-0x00007FFE319B0000-0x00007FFE319C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads