ce68f7546f9ba0d15efe12734dc25902e15b5c6eb67e7e917a4d5f8819b9821a

General

Target

ce68f7546f9ba0d15efe12734dc25902e15b5c6eb67e7e917a4d5f8819b9821a.xls
Size

88KB
MD5

eaa635affa5b54ec94387f2959e6d26e
SHA1

962f53fb2b58150f1761a69b7d07c3e8ee393254
SHA256

ce68f7546f9ba0d15efe12734dc25902e15b5c6eb67e7e917a4d5f8819b9821a
SHA512

7488dbb4c45249ae6d87be63733081391606ea866388bb74560a8ab3551fdaa11e8f6962db94d774fe27e06e0941bed90f8e04c04e19a3aec7e6aac7e72abcd5
SSDEEP

1536:85555sDWZowD9gGtgNnEbzyehv7q2Pjx45uoDGTj+5xtekEvi8/dgL8EsAeE9jbU:Gyehv7q2Pjx45uoDGTj+5xtekEvi8/d5

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	5080	3452	DW20.EXE	82

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\~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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dwwin.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dwwin.exe
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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3452	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3452	EXCEL.EXE
3452	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE
3452	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3452 wrote to memory of 5080	3452	EXCEL.EXE	88
PID 3452 wrote to memory of 5080	3452	EXCEL.EXE	88
PID 5080 wrote to memory of 1100	5080	DW20.EXE	89
PID 5080 wrote to memory of 1100	5080	DW20.EXE	89

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ce68f7546f9ba0d15efe12734dc25902e15b5c6eb67e7e917a4d5f8819b9821a.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3452
- 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 5152
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:5080
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 5152
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:1100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3452-12-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-7-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-1-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download
memory/3452-0-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download
memory/3452-4-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download
memory/3452-6-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-5-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-9-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-11-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-10-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-2-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download
memory/3452-3-0x00007FFEE798D000-0x00007FFEE798E000-memory.dmp

Filesize
4KB

Download
memory/3452-8-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download
memory/3452-13-0x00007FFEA5820000-0x00007FFEA5830000-memory.dmp

Filesize
64KB

Download
memory/3452-14-0x00007FFEA5820000-0x00007FFEA5830000-memory.dmp

Filesize
64KB

Download
memory/3452-24-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-61-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-67-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3452-111-0x00007FFEE78F0000-0x00007FFEE7AE5000-memory.dmp

Filesize
2.0MB

Download
memory/5080-109-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download
memory/5080-107-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download
memory/5080-110-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download
memory/5080-108-0x00007FFEA7970000-0x00007FFEA7980000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads