87b1b71337ae7bc237d677fd6559ea6432facb27252fcefcac24bb6132ae8ac8

Analysis

max time kernel
147s
max time network
143s
platform
windows10_x64
resource
win10v20201028
submitted
25-02-2021 01:32

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General

Target

87b1b71337ae7bc237d677fd6559ea6432facb27252fcefcac24bb6132ae8ac8.doc
Size

36KB
MD5

625cf5743fc703833c78842312950c00
SHA1

981fbf82e2c96f5c106b8727a5fc1b15bf7918ad
SHA256

87b1b71337ae7bc237d677fd6559ea6432facb27252fcefcac24bb6132ae8ac8
SHA512

13275bfb8b60c7d509c15686221ec8ed51816b991ab27d686f7f88e1c9cab367d7811f9f11e4c644557a9c399c8ce255ae33a6c33e447fe16851de622f6a1ca2

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

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

Processes:

WINWORD.EXE

pid process

580 WINWORD.EXE
580 WINWORD.EXE
580 WINWORD.EXE
580 WINWORD.EXE
580 WINWORD.EXE
580 WINWORD.EXE
580 WINWORD.EXE
580 WINWORD.EXE

pid	process
580	WINWORD.EXE
580	WINWORD.EXE

pid	process
580	WINWORD.EXE
580	WINWORD.EXE
580	WINWORD.EXE
580	WINWORD.EXE
580	WINWORD.EXE
580	WINWORD.EXE
580	WINWORD.EXE
580	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\87b1b71337ae7bc237d677fd6559ea6432facb27252fcefcac24bb6132ae8ac8.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:580

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/580-2-0x00007FFD37CB0000-0x00007FFD37CC0000-memory.dmp

Filesize
64KB

Download
memory/580-3-0x00007FFD37CB0000-0x00007FFD37CC0000-memory.dmp

Filesize
64KB

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memory/580-4-0x00007FFD37CB0000-0x00007FFD37CC0000-memory.dmp

Filesize
64KB

Download
memory/580-5-0x00007FFD37CB0000-0x00007FFD37CC0000-memory.dmp

Filesize
64KB

Download
memory/580-6-0x00007FFD5D9B0000-0x00007FFD5DFE7000-memory.dmp

Filesize
6.2MB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads