Analysis

  • max time kernel
    103s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250410-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/04/2025, 18:46

General

  • Target

    avformat-53.dll

  • Size

    187KB

  • MD5

    c5ccb86cd745746b9908031a54315f90

  • SHA1

    d00147298fc236730a4076d5a03444ac970d053b

  • SHA256

    ac1f83180e07ac2b3d1e6f80f94aee0b2591be13e8a1fe63998cf7f0a9f18f1e

  • SHA512

    bcf3b40b241cba632d9fe15426d28f2ce4460523fcb1992d29ba2d85f9ee2973c7c23be0013319a973a11d2eafe882cf611d976ccb5e5877d393a035d652cbcf

  • SSDEEP

    3072:sr928cq80ZkRaW391QjTnXPXFvbZ8/pLGVg+QwRlkR6j7lA8b:sr929YWaW3YjzpV8/YVg+wR6j7lv

Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\avformat-53.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4196
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\avformat-53.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4376

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4376-21-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-31-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-36-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-44-0x0000000074BC0000-0x0000000074BF3000-memory.dmp

    Filesize

    204KB

  • memory/4376-43-0x0000000074BC0000-0x0000000074BF3000-memory.dmp

    Filesize

    204KB

  • memory/4376-42-0x0000000074BC0000-0x0000000074BF3000-memory.dmp

    Filesize

    204KB

  • memory/4376-41-0x0000000074BC0000-0x0000000074BF3000-memory.dmp

    Filesize

    204KB

  • memory/4376-40-0x0000000074BC0000-0x0000000074BF3000-memory.dmp

    Filesize

    204KB

  • memory/4376-39-0x0000000074BC0000-0x0000000074BF3000-memory.dmp

    Filesize

    204KB

  • memory/4376-38-0x0000000074BC0000-0x0000000074BF3000-memory.dmp

    Filesize

    204KB

  • memory/4376-37-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-35-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-33-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-34-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-32-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-30-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-26-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-27-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-25-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-24-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-29-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-23-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-22-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-20-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-17-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-18-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-15-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-14-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-13-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-12-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-10-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-8-0x00000000749D2000-0x0000000074AB0000-memory.dmp

    Filesize

    888KB

  • memory/4376-7-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-6-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-5-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-4-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-3-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-0-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-16-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-11-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-2-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-1-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-45-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB

  • memory/4376-46-0x00000000749D0000-0x0000000074B82000-memory.dmp

    Filesize

    1.7MB