d8f43b35cd944e3a4852ae3241afccae491317a11853385b86e6859fc07abc29

Analysis

max time kernel
132s
max time network
148s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 15:04

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General

Target

130578500.doc
Size

394KB
MD5

b7f5cd0f71b6d7d065a71b15da48e3c4
SHA1

86d4ca02380ee9e7f92eeb88c620f033ece6ad7a
SHA256

d8f43b35cd944e3a4852ae3241afccae491317a11853385b86e6859fc07abc29
SHA512

b3d95c9fb14c941c68f6ee5f4e97326b82b182605926552342459216854d3f33859824d9488e6ce255ef5291054da49783a3f828ff59cce67e80c683b658a087

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

4656 WINWORD.EXE
4656 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4656 WINWORD.EXE
4656 WINWORD.EXE
4656 WINWORD.EXE
4656 WINWORD.EXE
4656 WINWORD.EXE
4656 WINWORD.EXE
4656 WINWORD.EXE
4656 WINWORD.EXE

pid	process
4656	WINWORD.EXE
4656	WINWORD.EXE

pid	process
4656	WINWORD.EXE
4656	WINWORD.EXE
4656	WINWORD.EXE
4656	WINWORD.EXE
4656	WINWORD.EXE
4656	WINWORD.EXE
4656	WINWORD.EXE
4656	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\130578500.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4656

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

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Downloads

memory/4656-114-0x00007FFA38500000-0x00007FFA38510000-memory.dmp

Filesize
64KB

Download
memory/4656-115-0x00007FFA38500000-0x00007FFA38510000-memory.dmp

Filesize
64KB

Download
memory/4656-116-0x00007FFA38500000-0x00007FFA38510000-memory.dmp

Filesize
64KB

Download
memory/4656-117-0x00007FFA38500000-0x00007FFA38510000-memory.dmp

Filesize
64KB

Download
memory/4656-119-0x00007FFA38500000-0x00007FFA38510000-memory.dmp

Filesize
64KB

Download
memory/4656-118-0x00007FFA592C0000-0x00007FFA5BDE3000-memory.dmp

Filesize
43.1MB

Download
memory/4656-122-0x00007FFA54150000-0x00007FFA5523E000-memory.dmp

Filesize
16.9MB

Download
memory/4656-123-0x00007FFA52250000-0x00007FFA54145000-memory.dmp

Filesize
31.0MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads