d8591e8d21df8bca035f818aa0d42a4d2d5a39d4421e2b3d82e1d927babffa7b

Analysis

max time kernel
138s
max time network
153s
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 08:50

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General

Target

8722a38d08f870b55de90a248e0df210.xls
Size

131KB
MD5

8722a38d08f870b55de90a248e0df210
SHA1

bbbc03c06fbb9f6c83bf0dc6ff66617e3ba0e82b
SHA256

d8591e8d21df8bca035f818aa0d42a4d2d5a39d4421e2b3d82e1d927babffa7b
SHA512

b687cce53bac6b4bf4b925d5fdc7066d746fc5b17977fad413394292c095925da7f712ac14e589e3dc083fac3228db36dbfa91b3f89c0deaa5165c0fee6045be
SSDEEP

1536:nAivUOh8icqgnlqKsr3sY8L9/GNfGhtA:nAiMOrcqgnlqKiI+QS

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

544 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

544 EXCEL.EXE
544 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	EXCEL.EXE
544	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\8722a38d08f870b55de90a248e0df210.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:544

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

C:\Users\Admin\AppData\Local\Temp\VB8042.tmp
Filesize
1KB

MD5
7d85916cc26c8a681bc112af9b8243f2

SHA1
5cf1f7e229058ae613708f84cb8e8551a2ebc50b

SHA256
f35b56d654a55a6867b55f96ab14dcab2af243d5aea81ab3dc2189c6768b89c6

SHA512
e20721bf94e9dff6a1395651a4101f8a56b61938185b698fd2860cc7f233ad29ff02c7106a94fb7316b043654247a778cceddadc687564706c3397edc03abe28

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
Filesize
256B

MD5
c6b1a5f0fabb13661274b6680a92fb51

SHA1
fb4f7039b2ebec3cb4437d95d522525294cadccc

SHA256
3187033c928e0b968eba0b2ade93ae172fe40093bb6f99ac4b3f8a0d5fd506d1

SHA512
25138c9e45282406b41ed01d2dc97da4be0db6cb254b8bac28244990065264390c6514d163f95e32993d91d9c77366de8de26440f51ac873da7ac97feff0d221

Download Submit
memory/544-139-0x00007FF961DC0000-0x00007FF961DD0000-memory.dmp

Filesize
64KB

Download
memory/544-136-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download
memory/544-137-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download
memory/544-138-0x00007FF961DC0000-0x00007FF961DD0000-memory.dmp

Filesize
64KB

Download
memory/544-133-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download
memory/544-134-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download
memory/544-135-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download
memory/544-198-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download
memory/544-199-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download
memory/544-200-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download
memory/544-201-0x00007FF9644B0000-0x00007FF9644C0000-memory.dmp

Filesize
64KB

Download