08deb10d392a330e436f61359b894ede6f803b6809df5001c0a9710a0ce8bbef

Analysis

max time kernel
135s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 02:53

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General

Target

08deb10d392a330e436f61359b894ede6f803b6809df5001c0a9710a0ce8bbef.xls
Size

186KB
MD5

a500ba145ffd6dbdc2f091d979973ee2
SHA1

953a9adf79f2060b48db7c2fdc678f3d8527aba6
SHA256

08deb10d392a330e436f61359b894ede6f803b6809df5001c0a9710a0ce8bbef
SHA512

b179c08b8845f18fd6b12a606ccefe3db43ef23798312d86a72c9d62ec42a57eb155351416e12c71fecae9c7a92609dac76f6d332d78b79cfb766574a48dedce
SSDEEP

1536:1bbbbvbYiT12vQApKi1qGeSnuyMjbYwugu5pyrYNQk9RBuYOwDg7Hgl6J5uRKHHS:6QkdDUHgleHHoT0F9hh2CcnKV6o+

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4276 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 4276 wrote to memory of 3232	4276	EXCEL.EXE	splwow64.exe
PID 4276 wrote to memory of 3232	4276	EXCEL.EXE	splwow64.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\08deb10d392a330e436f61359b894ede6f803b6809df5001c0a9710a0ce8bbef.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4276

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:3232

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:3616

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3232-139-0x0000000000000000-mapping.dmp

Download
memory/4276-132-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4276-133-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4276-134-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4276-135-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4276-136-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4276-137-0x00007FF85A490000-0x00007FF85A4A0000-memory.dmp

Filesize
64KB

Download
memory/4276-138-0x00007FF85A490000-0x00007FF85A4A0000-memory.dmp

Filesize
64KB

Download
memory/4276-141-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4276-142-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4276-143-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4276-144-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download