458c0e3b7f0583b2a320909b0304e5416dbfd71b390bb0f8eb808f507ccc756e

Analysis

max time kernel
141s
max time network
137s
platform
windows10_x64
resource
win10v20201028
submitted
22-01-2021 07:24

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General

Target

contabilita_7216669.doc
Size

81KB
MD5

816ca12639b877ad34ca10ab9986bb7c
SHA1

b4c30a2ef464e338b8af2bb1ccd8ab00451ff6d9
SHA256

458c0e3b7f0583b2a320909b0304e5416dbfd71b390bb0f8eb808f507ccc756e
SHA512

25a877f90b6447ba86082548bf6debea56c75a973aac9ad67dc565b2583e7fa1562c7848f645fc8840062824c60cc0781ff6cfeac23a930ebc742845b169e816

Score

5^/10

ransomware

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082

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:

WINWORD.EXE

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

Processes:

WINWORD.EXE

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

Processes:

WINWORD.EXE

pid process

728 WINWORD.EXE
728 WINWORD.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

WINWORD.EXE

pid	process
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE

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\contabilita_7216669.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:728

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/728-2-0x00007FF9C3DC0000-0x00007FF9C3DD0000-memory.dmp

Filesize
64KB

Download
memory/728-3-0x00007FF9C3DC0000-0x00007FF9C3DD0000-memory.dmp

Filesize
64KB

Download
memory/728-4-0x00007FF9C3DC0000-0x00007FF9C3DD0000-memory.dmp

Filesize
64KB

Download
memory/728-5-0x00007FF9C3DC0000-0x00007FF9C3DD0000-memory.dmp

Filesize
64KB

Download
memory/728-6-0x00007FF9E3680000-0x00007FF9E3CB7000-memory.dmp

Filesize
6.2MB

Download
memory/728-7-0x000002043DCB0000-0x000002043DCB4000-memory.dmp

Filesize
16KB

Download