455795fabfd3c2c246b4b9e37782db8dbac8c9957210d782331861b56010bb12

Analysis

max time kernel
150s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2023 08:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

RS4_WinATP-Intro-Invoice (1).docm
Size

188KB
MD5

3912bbf391299d495109636a0ea47bcb
SHA1

cc4934376adfa2c4d5c698791c51264d0080948b
SHA256

455795fabfd3c2c246b4b9e37782db8dbac8c9957210d782331861b56010bb12
SHA512

c3c0a18d76cb4978ae5ebb95f42f70725d34a495ca49af9a7cbd19f72e61719833a89c663b443f7f893e9e99326b38e49595440ee1853f316d7852846c515492
SSDEEP

3072:GnVfACUjCPcuo3XJz8iyq9tOWtqPYguombntOOoGvERyUa7zMaZAPHEVP:AVfA1lOLq/OgqGbntOOVcRyP7oJk

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1596	WINWORD.EXE
1596	WINWORD.EXE

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
1596	WINWORD.EXE
1596	WINWORD.EXE
1596	WINWORD.EXE
1596	WINWORD.EXE
1596	WINWORD.EXE
1596	WINWORD.EXE
1596	WINWORD.EXE
1596	WINWORD.EXE
1596	WINWORD.EXE
1596	WINWORD.EXE

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\RS4_WinATP-Intro-Invoice (1).docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

memory/1596-0-0x00007FF964AD0000-0x00007FF964AE0000-memory.dmp

Filesize
64KB

Download
memory/1596-1-0x00007FF964AD0000-0x00007FF964AE0000-memory.dmp

Filesize
64KB

Download
memory/1596-3-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-2-0x00007FF964AD0000-0x00007FF964AE0000-memory.dmp

Filesize
64KB

Download
memory/1596-4-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-5-0x00007FF964AD0000-0x00007FF964AE0000-memory.dmp

Filesize
64KB

Download
memory/1596-6-0x00007FF964AD0000-0x00007FF964AE0000-memory.dmp

Filesize
64KB

Download
memory/1596-7-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-8-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-9-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-11-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-12-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-13-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-10-0x00007FF962960000-0x00007FF962970000-memory.dmp

Filesize
64KB

Download
memory/1596-15-0x00007FF962960000-0x00007FF962970000-memory.dmp

Filesize
64KB

Download
memory/1596-16-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-18-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-17-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-14-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-19-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-20-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-21-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-22-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-23-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download
memory/1596-35-0x00007FF9A4A50000-0x00007FF9A4C45000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads