37d7aa935abf410814d084177c16b5a7a6353e18ef72749187bd1b5bb343da9d

Analysis

max time kernel
120s
max time network
134s
platform
windows10_x64
resource
win10v20210410
submitted
03-05-2021 06:13

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General

Target

Inquiry 05042021.doc
Size

374KB
MD5

e9260ff7bb6e35d8fa72e725c017b6bd
SHA1

78f98dfacba3e97edc359934ed96733c28ae9ecb
SHA256

37d7aa935abf410814d084177c16b5a7a6353e18ef72749187bd1b5bb343da9d
SHA512

08c3fc0e6f6b7d3e6d3a811ec3e31b749acd3c7f125a98030ba3672e12f4b1a51f018b9290172a8ab6aece9529844e40625c2184de326120213b786f6541655a

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 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

4056 WINWORD.EXE
4056 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

4056 WINWORD.EXE
4056 WINWORD.EXE
4056 WINWORD.EXE
4056 WINWORD.EXE
4056 WINWORD.EXE
4056 WINWORD.EXE
4056 WINWORD.EXE

pid	process
4056	WINWORD.EXE
4056	WINWORD.EXE

pid	process
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	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\Inquiry 05042021.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4056

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/4056-114-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/4056-115-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/4056-116-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/4056-117-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/4056-119-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Filesize
64KB

Download
memory/4056-118-0x00007FF822310000-0x00007FF824E33000-memory.dmp

Filesize
43.1MB

Download
memory/4056-122-0x00007FF81C2B0000-0x00007FF81D39E000-memory.dmp

Filesize
16.9MB

Download
memory/4056-123-0x00007FF81A3B0000-0x00007FF81C2A5000-memory.dmp

Filesize
31.0MB

Download