1a9f759bb9bd81dec9e2703f6969d9e4f7698200c8a5589e6c22bda4cbafa086

Analysis

max time kernel
135s
max time network
131s
platform
windows10_x64
resource
win10
submitted
17/07/2020, 20:10

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General

Target

invoice_3871.doc
Size

191KB
MD5

de70b94045d8c7015fc4cd6c4a422550
SHA1

dc0d255aacc4483a1f4c57d6431126add3c4cf34
SHA256

1a9f759bb9bd81dec9e2703f6969d9e4f7698200c8a5589e6c22bda4cbafa086
SHA512

97a4edd9fd870cf4b7957f60eb149ce0fecca5e3b17906961b8d8552204aa618bd07c6bd77fac5708b2dfe9495209f389b2835d1f34064296408b0a346c2c257

Score

1^/10

Malware Config

Signatures

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3100	WINWORD.EXE
3100	WINWORD.EXE

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	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\invoice_3871.doc" /o ""
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Checks processor information in registry
- Enumerates system info in registry
PID:3100

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/3100-0-0x000001358D420000-0x000001358D425000-memory.dmp

Filesize
20KB

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memory/3100-1-0x000001358D420000-0x000001358D425000-memory.dmp

Filesize
20KB

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memory/3100-2-0x000001358D6B7000-0x000001358D6BC000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads