77b2efb81b8135c95b41b7e2f372b55556f7cd0958bbe1857adf98cb2d3557d1

Analysis

max time kernel
138s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:32

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General

Target

77b2efb81b8135c95b41b7e2f372b55556f7cd0958bbe1857adf98cb2d3557d1.xls
Size

35KB
MD5

60d767c2fa5b52daa5816b129a849c2f
SHA1

e7dcd5aa17b19a203941c276dab4a518c8f73d19
SHA256

77b2efb81b8135c95b41b7e2f372b55556f7cd0958bbe1857adf98cb2d3557d1
SHA512

819ff8a6cb570b7d534c2aa8221845ea8659ff47780b57393ddd4c07171f3ba84a06fbb622ac762d55231232d8b8442d6a641efe2a3b9c267a749e2ac1c0c4aa
SSDEEP

384:7x4gvT2IS/h1c0XgKgeUrUz+yQzEdJt7Gx/V4R:7x4gvT2ICXx5UrUz+yQzEbt7g94R

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

384 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	EXCEL.EXE
384	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\77b2efb81b8135c95b41b7e2f372b55556f7cd0958bbe1857adf98cb2d3557d1.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:384

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/384-132-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/384-133-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/384-134-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/384-135-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/384-136-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/384-137-0x00007FF871810000-0x00007FF871820000-memory.dmp

Filesize
64KB

Download
memory/384-138-0x00007FF871810000-0x00007FF871820000-memory.dmp

Filesize
64KB

Download
memory/384-141-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/384-140-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/384-142-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/384-143-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download