1b409ff846a2f5f8d223166f8cfef47db4c21fd993f4fcf0218f6e6cc6634dbd

Analysis

max time kernel
136s
max time network
145s
platform
windows10_x64
resource
win10
submitted
13-07-2020 20:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

SecuriteInfo.com.DOC.Kryptik.Q.4346.xls
Size

303KB
MD5

384253a9cb2f48ef6e8438c20c477d03
SHA1

e02d78fe03c3c5d14f4692671a6e4aba1f9decfb
SHA256

1b409ff846a2f5f8d223166f8cfef47db4c21fd993f4fcf0218f6e6cc6634dbd
SHA512

fbcb6036a26475173e8983771da0bbf808d5064e16473eda676fee627b5198ec865d62020ba1b71201355940bd3aeee5a7800fdba9477631cf0b70e34e07cee7

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 14 IoCs

pid	Process
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE
3816	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3816	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	860	3816	rundll32.exe	66

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3816 wrote to memory of 860	3816	EXCEL.EXE	71
PID 3816 wrote to memory of 860	3816	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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
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

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	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	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\SecuriteInfo.com.DOC.Kryptik.Q.4346.xls"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
PID:3816
- C:\Windows\System32\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\WbMFNqE\DTXZRqG\fytiOXY.dll,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:860

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