Analysis

  • max time kernel
    265s
  • max time network
    208s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 17:04

General

  • Target

    ploader.zip

  • Size

    1.4MB

  • MD5

    af181e3c3fc39d9219582e19457e30a8

  • SHA1

    030f096fa4f9afec1d1bc6530573a2c97c5c64c2

  • SHA256

    b7644b450c5c7189be0ff4109d2042cf74038eaa0503258f5c77ae3818d24a59

  • SHA512

    16a059536a023215316a78d52394c1fac1e67d9ca90db13a78ca4e1df19e8732e6b1c9231222c743afd07ec6fc0d62faebb2cffd6741c71d5daa1f05415f1aba

  • SSDEEP

    24576:KBsGSayaBzZmE95jNGqGHUqPJyy8fI5zOiwIJ/TeyOE5Q3XUqSmiif9Ct3SXdoht:K+vnG15rQdPJ8KzOIJd5OtH9C+GebO

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3388
      • C:\Windows\Explorer.exe
        C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\ploader.zip
        2⤵
          PID:3356
        • C:\Users\Admin\Desktop\ploader\Simpson.pif
          "C:\Users\Admin\Desktop\ploader\Simpson.pif" C:\Users\Admin\Desktop\ploader\H
          2⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:4668
        • C:\Users\Admin\Desktop\ploader\RegAsm.exe
          C:\Users\Admin\Desktop\ploader\RegAsm.exe
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1652
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
        1⤵
          PID:1188

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\Desktop\ploader\RegAsm.exe

                Filesize

                63KB

                MD5

                0d5df43af2916f47d00c1573797c1a13

                SHA1

                230ab5559e806574d26b4c20847c368ed55483b0

                SHA256

                c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc

                SHA512

                f96cf9e1890746b12daf839a6d0f16f062b72c1b8a40439f96583f242980f10f867720232a6fa0f7d4d7ac0a7a6143981a5a130d6417ea98b181447134c7cfe2

              • memory/1652-11-0x0000000008700000-0x000000000880A000-memory.dmp

                Filesize

                1.0MB

              • memory/1652-13-0x0000000008690000-0x00000000086CC000-memory.dmp

                Filesize

                240KB

              • memory/1652-21-0x000000000AA80000-0x000000000AFAC000-memory.dmp

                Filesize

                5.2MB

              • memory/1652-7-0x0000000005E30000-0x00000000063D4000-memory.dmp

                Filesize

                5.6MB

              • memory/1652-8-0x0000000005880000-0x0000000005912000-memory.dmp

                Filesize

                584KB

              • memory/1652-9-0x00000000057F0000-0x00000000057FA000-memory.dmp

                Filesize

                40KB

              • memory/1652-4-0x0000000001210000-0x00000000012BE000-memory.dmp

                Filesize

                696KB

              • memory/1652-10-0x0000000008BD0000-0x00000000091E8000-memory.dmp

                Filesize

                6.1MB

              • memory/1652-12-0x0000000008630000-0x0000000008642000-memory.dmp

                Filesize

                72KB

              • memory/1652-20-0x000000000A380000-0x000000000A542000-memory.dmp

                Filesize

                1.8MB

              • memory/1652-14-0x0000000008810000-0x000000000885C000-memory.dmp

                Filesize

                304KB

              • memory/1652-17-0x0000000009580000-0x00000000095E6000-memory.dmp

                Filesize

                408KB

              • memory/1652-18-0x0000000009870000-0x00000000098E6000-memory.dmp

                Filesize

                472KB

              • memory/1652-19-0x0000000009850000-0x000000000986E000-memory.dmp

                Filesize

                120KB

              • memory/4668-0-0x0000000077071000-0x0000000077191000-memory.dmp

                Filesize

                1.1MB

              • memory/4668-2-0x0000000001570000-0x0000000001571000-memory.dmp

                Filesize

                4KB