4f8696a9fa832771c2e0a561ec5b12e0bde3f0afeda049c7e53ffc1b56e7bb09

Analysis

max time kernel
135s
max time network
128s
platform
windows10_x64
resource
win10
submitted
17-07-2020 08:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

inv_9.xls
Size

603KB
MD5

e511d5d44cf2910cb1d6245d2f3652aa
SHA1

bd1addabe7755fa3116942bbc9c190c77f25c0db
SHA256

4f8696a9fa832771c2e0a561ec5b12e0bde3f0afeda049c7e53ffc1b56e7bb09
SHA512

16ee8ec4ad8201a39ce79b30275ef1cc9ea9299dde3005557c501e9fb89acafdf14ececf35d4afd0fe66b035f22c99be910ac997d4594112fe52a74e8654f910

Score

10^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE
3908	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3908	EXCEL.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\EXCEL.EXE is not expected to spawn this process	3816	3908	regsvr32.exe	66

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 3816	3908	EXCEL.EXE	71
PID 3908 wrote to memory of 3816	3908	EXCEL.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\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.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	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\inv_9.xls"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
PID:3908
- C:\Windows\System32\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s /i CztMJfC.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3816

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads