b10bc09dc6fae341879a83d17857fd18e8a1f0c6abb87042b4d1dc11184d46e8

Analysis

max time kernel
144s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:22

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General

Target

b10bc09dc6fae341879a83d17857fd18e8a1f0c6abb87042b4d1dc11184d46e8.xls
Size

24KB
MD5

4db6a0fd465176c8ad966bc534d50e73
SHA1

d7bdfc2ea546b059e911c91211346abfdf11bf25
SHA256

b10bc09dc6fae341879a83d17857fd18e8a1f0c6abb87042b4d1dc11184d46e8
SHA512

f2209050bbadf175a2c4ead32caa5992842a3f55a631a267fa65f9deab702a77b9f54f9ade4d7c192408a2432be54e9643401b9060a1ef4213fe3501d1e70d99
SSDEEP

384:aeeeeqLz4RTYR2OAJVYCspfhiFhf2uRkazrf:aeeeeqLz4RTYR2OAJcJhy+umazrf

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4464 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	EXCEL.EXE
4464	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\b10bc09dc6fae341879a83d17857fd18e8a1f0c6abb87042b4d1dc11184d46e8.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4464

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/4464-132-0x00007FFEACFD0000-0x00007FFEACFE0000-memory.dmp

Filesize
64KB

Download
memory/4464-133-0x00007FFEACFD0000-0x00007FFEACFE0000-memory.dmp

Filesize
64KB

Download
memory/4464-134-0x00007FFEACFD0000-0x00007FFEACFE0000-memory.dmp

Filesize
64KB

Download
memory/4464-135-0x00007FFEACFD0000-0x00007FFEACFE0000-memory.dmp

Filesize
64KB

Download
memory/4464-136-0x00007FFEACFD0000-0x00007FFEACFE0000-memory.dmp

Filesize
64KB

Download
memory/4464-137-0x00007FFEAA8E0000-0x00007FFEAA8F0000-memory.dmp

Filesize
64KB

Download
memory/4464-138-0x00007FFEAA8E0000-0x00007FFEAA8F0000-memory.dmp

Filesize
64KB

Download