a16392bafb0087573a23e61a8b6718d799e9e035d727b8480e6ef17a1f3a1e35

Analysis

max time kernel
54s
max time network
60s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
28-01-2023 19:40

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General

Target

mrpro517.xls
Size

5.4MB
MD5

628812f5751d7cbabc97d6dabba711da
SHA1

5a096720b0c32437238112127a127d2f140bc0d6
SHA256

a16392bafb0087573a23e61a8b6718d799e9e035d727b8480e6ef17a1f3a1e35
SHA512

41fbc125fc44a85947dde8eb0fa54395af6423989fd1b8d87b562e11f86cdb60a3af63fbb7c71ee2e309e5b8538632ef0ba65b696ab886d64ffeab566c4237e6
SSDEEP

49152:rtsdQchJH/39jpO5H2xOxVnyHfv7Iia8MeuKtOrUbnHMIlf/G0RD:pUTXHkfIl3Gi

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 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 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

3040 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

3040 EXCEL.EXE
3040 EXCEL.EXE
3040 EXCEL.EXE
3040 EXCEL.EXE
3040 EXCEL.EXE
3040 EXCEL.EXE
3040 EXCEL.EXE
3040 EXCEL.EXE

pid	process
3040	EXCEL.EXE

pid	process
3040	EXCEL.EXE
3040	EXCEL.EXE
3040	EXCEL.EXE
3040	EXCEL.EXE
3040	EXCEL.EXE
3040	EXCEL.EXE
3040	EXCEL.EXE
3040	EXCEL.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\mrpro517.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3040

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/3040-119-0x00007FFF0A340000-0x00007FFF0A350000-memory.dmp

Filesize
64KB

Download
memory/3040-120-0x00007FFF0A340000-0x00007FFF0A350000-memory.dmp

Filesize
64KB

Download
memory/3040-122-0x00007FFF0A340000-0x00007FFF0A350000-memory.dmp

Filesize
64KB

Download
memory/3040-121-0x00007FFF0A340000-0x00007FFF0A350000-memory.dmp

Filesize
64KB

Download
memory/3040-131-0x00007FFF06FD0000-0x00007FFF06FE0000-memory.dmp

Filesize
64KB

Download
memory/3040-132-0x00007FFF06FD0000-0x00007FFF06FE0000-memory.dmp

Filesize
64KB

Download
memory/3040-307-0x00007FFF0A340000-0x00007FFF0A350000-memory.dmp

Filesize
64KB

Download
memory/3040-308-0x00007FFF0A340000-0x00007FFF0A350000-memory.dmp

Filesize
64KB

Download
memory/3040-310-0x00007FFF0A340000-0x00007FFF0A350000-memory.dmp

Filesize
64KB

Download
memory/3040-309-0x00007FFF0A340000-0x00007FFF0A350000-memory.dmp

Filesize
64KB

Download