604d7046297dcbf29e1e3a53ecf27136c4e39b2e36fe2314559f380b564ff7b4

Analysis

max time kernel
135s
max time network
130s
platform
windows10_x64
resource
win10
submitted
11/07/2020, 07:18

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General

Target
documento ufficiale,07.20.doc
Size 147KB
Sample200711-7fhmtpayex
SHA256 604d7046297dcbf29e1e3a53ecf27136c4e39b2e36fe2314559f380b564ff7b4
MD5 29d55324310c106a92fd0e1b422b39de
SHA1 d87feba63dab58c4754c205b1c3cda9169d9a274
SHA512 5b478c89aebec5d85723e9b6e84115514e0e8c60a589b7426169ca147dbc97d4357ef9283ee42d33a7fcde215350ea951f2e2d4ecc228f8d85926937c48f3ac6
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	3100	3676	regsvr32.exe	66

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3676 wrote to memory of 3100	3676	WINWORD.EXE	71
PID 3676 wrote to memory of 3100	3676	WINWORD.EXE	71

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\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious use of SetWindowsHookEx 19 IoCs

pid	Process
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3676	WINWORD.EXE
3676	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\documento ufficiale,07.20.doc" /o ""
1⤵
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
PID:3676
- C:\Windows\System32\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" wG.tmp
  2⤵
  - Process spawned unexpected child process
  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

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Downloads

memory/3676-0-0x00000206CCD80000-0x00000206CCD84000-memory.dmp

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memory/3676-2-0x00000206CD220000-0x00000206CD28A000-memory.dmp

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memory/3676-3-0x00000206CD220000-0x00000206CD28A000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads