4b710a2ad6916a4e9516b127499a35db3f84ce11e4917a9fb8be3798bf521c63

Analysis

max time kernel
135s
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

8ab8b3d9e10e52b04488159127f4ee60.xls
Size

131KB
MD5

8ab8b3d9e10e52b04488159127f4ee60
SHA1

0caf132b0f22fb95c7c262d9633f5a2c4b42c6f2
SHA256

4b710a2ad6916a4e9516b127499a35db3f84ce11e4917a9fb8be3798bf521c63
SHA512

e238b93f4a63adc3820df2d8cc714984168c2e9cd3e9f7be07ce1670120329a5cf7b0152fba87604ac1d23172cececab4bf1672f781dfd6c2016089f2b8f1a6d
SSDEEP

1536:iAivUOh8icqgnlqKsr3sY8L9/GNfGhtA:iAiMOrcqgnlqKiI+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

3448 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3448 EXCEL.EXE
3448 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	EXCEL.EXE
3448	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\8ab8b3d9e10e52b04488159127f4ee60.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3448

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\VB8D32.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/3448-139-0x00007FFDDAFA0000-0x00007FFDDAFB0000-memory.dmp

Filesize
64KB

Download
memory/3448-136-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download
memory/3448-137-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download
memory/3448-138-0x00007FFDDAFA0000-0x00007FFDDAFB0000-memory.dmp

Filesize
64KB

Download
memory/3448-133-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download
memory/3448-135-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download
memory/3448-134-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download
memory/3448-198-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download
memory/3448-199-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download
memory/3448-200-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download
memory/3448-201-0x00007FFDDD8B0000-0x00007FFDDD8C0000-memory.dmp

Filesize
64KB

Download