9f94f61759b69060d4690bddc51bf0ff15d6c103779355b2399e039cf0b0cba7

Analysis

max time kernel
138s
max time network
136s
platform
windows10_x64
resource
win10v20201028
submitted
06-11-2020 10:37

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General

Target

main.file.rtf
Size

675KB
MD5

1239854d603dfaf0d332ba7551d98b4e
SHA1

5e4070dcac6dc3601a37cfd372e38c7274a23d41
SHA256

9f94f61759b69060d4690bddc51bf0ff15d6c103779355b2399e039cf0b0cba7
SHA512

5bd991bbc46736d2201fa6cb61d9c11cf4d49ef5eb52d151452cef4c0ed42d251e643803a43e467a70c3d05911006535b24298410a4aec4a1b01608184118d24

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:

WINWORD.EXE

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

NTFS ADS 1 IoCs

Processes:

WINWORD.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{37867693-5DFA-4E77-9E21-AAB94F6A39D7}\1.a:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3000 WINWORD.EXE
3000 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

3000 WINWORD.EXE
3000 WINWORD.EXE
3000 WINWORD.EXE
3000 WINWORD.EXE
3000 WINWORD.EXE
3000 WINWORD.EXE
3000 WINWORD.EXE

pid	process
3000	WINWORD.EXE
3000	WINWORD.EXE

pid	process
3000	WINWORD.EXE
3000	WINWORD.EXE
3000	WINWORD.EXE
3000	WINWORD.EXE
3000	WINWORD.EXE
3000	WINWORD.EXE
3000	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\main.file.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3000

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

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Downloads

memory/3000-0-0x0000014002680000-0x0000014002CB7000-memory.dmp

Filesize
6.2MB

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