a1e691727f9801bd400d7100b0706799c5282dccd78b1aacf5e3389d4e4c1c4a

Analysis

max time kernel
101s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 10:37

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General

Target

5_202211084779311217.xls
Size

55KB
MD5

39d74b247e6d3f1cbfb8806edf65a067
SHA1

caf17ac901e7ff8ed05cd07f74d3ef418ac943f0
SHA256

a1e691727f9801bd400d7100b0706799c5282dccd78b1aacf5e3389d4e4c1c4a
SHA512

d4050acc7121c6dda6b3f36cf3c079877bf76d93162f6c2ba9d5c3f7b0c65539505d74c15a139148d76423f55d02e9abc28673a6adc9a798b52ee79fdb10bc3d
SSDEEP

1536:mblYkEIbSkKBEqEXPgsRZmbaoFhZhR0cixIHm0KS5iCGKA9N6UnkuGMCM:mblYkEIuPm3fNRZmbaoFhZhR0cixIHmz

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4964 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	EXCEL.EXE
4964	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\5_202211084779311217.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4964

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/4964-135-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download
memory/4964-137-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download
memory/4964-136-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download
memory/4964-138-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download
memory/4964-139-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download
memory/4964-140-0x00007FFCCB810000-0x00007FFCCB820000-memory.dmp

Filesize
64KB

Download
memory/4964-141-0x00007FFCCB810000-0x00007FFCCB820000-memory.dmp

Filesize
64KB

Download
memory/4964-143-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download
memory/4964-144-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download
memory/4964-145-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download
memory/4964-146-0x00007FFCCDEB0000-0x00007FFCCDEC0000-memory.dmp

Filesize
64KB

Download