43f5915cd6cbf87bf2d5a3d19743a0bbd2cd6f2d7287e76777b0853bd2c15754

Analysis

max time kernel
144s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2023 17:17

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General

Target

Q-WRXNbL_Hvy1aPRl0Ogu9LNby1yh_dnd7CFO9LBV1Q.xll
Size

589KB
MD5

35825efb8c006f5a369710852b11230b
SHA1

c9044fb0eba7e5ac56fc853d07830ec3c551e932
SHA256

43f5915cd6cbf87bf2d5a3d19743a0bbd2cd6f2d7287e76777b0853bd2c15754
SHA512

558eb36fe2d79e84d9c648532d575feb4c63aa22812ff03cbfcbfaad5c42a99597d00903aebdfde38c9ae4a75557df6ea5718b01387e02310f5c400ba239c1e2
SSDEEP

6144:8cTaT6oGCNIamrNSYVnttpONtX7EmG2dOdQRG8l/dmMF7VndLmmmmmmm644tkw95:fVpSIm3OdQwgvpVndf42HXDiuJTMw4

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

2656 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2656 EXCEL.EXE
2656 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	EXCEL.EXE
2656	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\Q-WRXNbL_Hvy1aPRl0Ogu9LNby1yh_dnd7CFO9LBV1Q.xll"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2656

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/2656-133-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download
memory/2656-134-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download
memory/2656-135-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download
memory/2656-137-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download
memory/2656-136-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download
memory/2656-138-0x00007FF906C60000-0x00007FF906C70000-memory.dmp

Filesize
64KB

Download
memory/2656-139-0x00007FF906C60000-0x00007FF906C70000-memory.dmp

Filesize
64KB

Download
memory/2656-157-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download
memory/2656-158-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download
memory/2656-159-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download
memory/2656-160-0x00007FF908D70000-0x00007FF908D80000-memory.dmp

Filesize
64KB

Download