a7630bc657338b98a31709178ac6e23e9b79293a94b97959a77dfc07584ddbdd

Analysis

max time kernel
107s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 12:26

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

a7630bc657338b98a31709178ac6e23e9b79293a94b97959a77dfc07584ddbdd.xlsx
Size

14KB
MD5

e4e366bf3b3b8746b76b30a9dc68a7b8
SHA1

6f45b99c7815584a6d64cf64583846e8cfb71f5f
SHA256

a7630bc657338b98a31709178ac6e23e9b79293a94b97959a77dfc07584ddbdd
SHA512

0d64c5e9b4d93c0ba617096f9de72c96cf7b0957858aa9c8e6d39dc5313fc6a97b64d15ca7b11eb3a6e193995bd77ebd5a34ea3bdf1c098814236968c06c5395
SSDEEP

192:w4Qu1y7LvoP0Lkd6w8tADWfecQmIg9gUvo3bLdCD8ShO+NQ0wK3aV:GuIHXS6wwzWRmIIerLIASo6DwHV

Score

1^/10

Malware Config

Signatures

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1176	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 3724	1176	EXCEL.EXE	90
PID 1176 wrote to memory of 3724	1176	EXCEL.EXE	90

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\a7630bc657338b98a31709178ac6e23e9b79293a94b97959a77dfc07584ddbdd.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:3724

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:3176

Network

MITRE ATT&CK Enterprise v6

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

Loading Replay Monitor...

Downloads

memory/1176-132-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download
memory/1176-133-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download
memory/1176-134-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download
memory/1176-135-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download
memory/1176-136-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download
memory/1176-137-0x00007FFD2D9C0000-0x00007FFD2D9D0000-memory.dmp

Filesize
64KB

Download
memory/1176-138-0x00007FFD2D9C0000-0x00007FFD2D9D0000-memory.dmp

Filesize
64KB

Download
memory/1176-141-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download
memory/1176-142-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download
memory/1176-143-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download
memory/1176-144-0x00007FFD2FEF0000-0x00007FFD2FF00000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads