aab2c9e64ba3bc97562152cd9fce47d31093b6ae38b6ca0cffc35510a53b57e6

Analysis

max time kernel
140s
max time network
135s
platform
windows10_x64
resource
win10v200430
submitted
11-07-2020 07:16

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General

Target

file.07.08.2020.doc
Size

147KB
MD5

2b80ba856cc8ef3cb3cf5b79c8fea75b
SHA1

7b3e87693a6c795806f94304852691f81a995623
SHA256

aab2c9e64ba3bc97562152cd9fce47d31093b6ae38b6ca0cffc35510a53b57e6
SHA512

b68251e3168c5c2217d01c582a999efeffb2e8882c59b5b398f4cd706ea328483729a928ffc4d5d305bf285d90dacc637aaad14f90a4b21fcf00e40d4a34aa2a

Score

10^/10

Malware Config

Signatures

Suspicious use of SetWindowsHookEx 19 IoCs

pid	Process
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE
1492	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1492	WINWORD.EXE
1492	WINWORD.EXE

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	3980	1492	regsvr32.exe	67

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 3980	1492	WINWORD.EXE	71
PID 1492 wrote to memory of 3980	1492	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

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\file.07.08.2020.doc" /o ""
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
PID:1492
- C:\Windows\System32\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" V0.tmp
  2⤵
  - Process spawned unexpected child process
  PID:3980

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/1492-0-0x000001F14AB49000-0x000001F14AB4E000-memory.dmp

Filesize
20KB

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memory/1492-1-0x000001F14AB49000-0x000001F14AB4E000-memory.dmp

Filesize
20KB

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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