b4658ae818f677683377a9c292fa0d508146e4d4b69da75d735ee6308029bea8

Analysis

max time kernel
70s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2022 06:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b4658ae818f677683377a9c292fa0d508146e4d4b69da75d735ee6308029bea8.exe
Size

624KB
MD5

2cf486463b2f8823ceadaf2fbf074800
SHA1

078780951f4111680a7cbcb9a6db76675de4474e
SHA256

b4658ae818f677683377a9c292fa0d508146e4d4b69da75d735ee6308029bea8
SHA512

b3d8261feb95dbc21cb2417b2e592dfbde29104f2a96e6d6166677e5a2c619afcfe9f505993664ef8140e041dd37f55164abf6330bd2fcebe38cb5f65e7811d5
SSDEEP

12288:oYrstT3v9E2Xw7xRawJbb/3BDR8A/b4G5R/91tuA+fbBqcrimf0GT:x0T3v9E2XwNRJx/B1xbNLAFBJu8T

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

4300 EXCEL.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

EXCEL.EXE

pid process

4300 EXCEL.EXE
4300 EXCEL.EXE
4300 EXCEL.EXE
4300 EXCEL.EXE
4300 EXCEL.EXE
4300 EXCEL.EXE
4300 EXCEL.EXE
Suspicious use of WriteProcessMemory 1 IoCs

Processes:

b4658ae818f677683377a9c292fa0d508146e4d4b69da75d735ee6308029bea8.exe

description pid process target process

PID 1272 wrote to memory of 4300 1272 b4658ae818f677683377a9c292fa0d508146e4d4b69da75d735ee6308029bea8.exe EXCEL.EXE

pid	process
4300	EXCEL.EXE

pid	process
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE

description	pid	process	target process
PID 1272 wrote to memory of 4300	1272	b4658ae818f677683377a9c292fa0d508146e4d4b69da75d735ee6308029bea8.exe	EXCEL.EXE

C:\Users\Admin\AppData\Local\Temp\b4658ae818f677683377a9c292fa0d508146e4d4b69da75d735ee6308029bea8.exe
"C:\Users\Admin\AppData\Local\Temp\b4658ae818f677683377a9c292fa0d508146e4d4b69da75d735ee6308029bea8.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1272

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4300

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

Loading Replay Monitor...

Downloads

memory/4300-132-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download
memory/4300-133-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download
memory/4300-134-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download
memory/4300-135-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download
memory/4300-136-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download
memory/4300-137-0x00007FF96C4B0000-0x00007FF96C4C0000-memory.dmp

Filesize
64KB

Download
memory/4300-138-0x00007FF96C4B0000-0x00007FF96C4C0000-memory.dmp

Filesize
64KB

Download
memory/4300-140-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download
memory/4300-141-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download
memory/4300-142-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download
memory/4300-143-0x00007FF96E950000-0x00007FF96E960000-memory.dmp

Filesize
64KB

Download