Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    18/09/2023, 14:06

General

  • Target

    Datos y actuaciones.exe

  • Size

    461KB

  • MD5

    59f5cb722e8f2ab00b06aec54c22e965

  • SHA1

    e7c09b0cb79c9094c1619aae22acf27cc5029044

  • SHA256

    5cb54293ba5cf461f2a5dd557dcf1526f1609e31759c77b293e36cb815599169

  • SHA512

    c38aa959d2979b2302a5b9861cb6f5fa643214c6a0f5b4fdf4eb06bf76b4391c5a5ddc7d0b7f672721332cf5f35b9a373414a577bda09ffb75338c36fffa1bc9

  • SSDEEP

    6144:FF4NsCOU0oFrRXKZ7pnylvuE+9kQbxyfjiCIsIABG3wIHdDqNtNq:FmNsCO3eRXKJpn+QVyfjiCI9Dy

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Users\Admin\AppData\Local\Temp\Datos y actuaciones.exe
      "C:\Users\Admin\AppData\Local\Temp\Datos y actuaciones.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1956
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2660
    • C:\Windows\SysWOW64\wscript.exe
      "C:\Windows\SysWOW64\wscript.exe"
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2484
      • C:\Program Files\Mozilla Firefox\Firefox.exe
        "C:\Program Files\Mozilla Firefox\Firefox.exe"
        3⤵
          PID:1584

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\otmpjtt.zip

            Filesize

            444KB

            MD5

            d71848944418c67f6eb230682f9a969a

            SHA1

            11d37a0eccbaf9995c6b236ff1a99d174a2566bd

            SHA256

            efff0464180fcb34ec33e7835086ea58adc84bc3f0b08a7323ef1d58b258e59e

            SHA512

            7baef376fb5f87e43124f79f81fe45567b7926be277a05abbbfe74bdbbe8dc49c238999e432fb4c457dff23ca78915d2a899bdde9a2ee79b77c655c17ebe706d

          • \Users\Admin\AppData\Local\Temp\sqlite3.dll

            Filesize

            849KB

            MD5

            87f9e5a6318ac1ec5ee05aa94a919d7a

            SHA1

            7a9956e8de89603dba99772da29493d3fd0fe37d

            SHA256

            7705b87603e0d772e1753441001fcf1ac2643ee41bf14a8177de2c056628665c

            SHA512

            c45c03176142918e34f746711e83384572bd6a8ed0a005600aa4a18cf22eade06c76eda190b37db49ec1971c4649e086affd19eee108c5f405df27c0c8cb23d2

          • memory/1204-22-0x0000000008AB0000-0x000000000A533000-memory.dmp

            Filesize

            26.5MB

          • memory/1204-15-0x0000000008AB0000-0x000000000A533000-memory.dmp

            Filesize

            26.5MB

          • memory/1204-28-0x0000000004D60000-0x0000000004E53000-memory.dmp

            Filesize

            972KB

          • memory/1204-25-0x0000000004D60000-0x0000000004E53000-memory.dmp

            Filesize

            972KB

          • memory/1204-24-0x0000000004D60000-0x0000000004E53000-memory.dmp

            Filesize

            972KB

          • memory/1956-0-0x00000000010C0000-0x000000000113A000-memory.dmp

            Filesize

            488KB

          • memory/1956-4-0x0000000000420000-0x000000000042A000-memory.dmp

            Filesize

            40KB

          • memory/1956-10-0x00000000740D0000-0x00000000747BE000-memory.dmp

            Filesize

            6.9MB

          • memory/1956-3-0x0000000004C80000-0x0000000004CC0000-memory.dmp

            Filesize

            256KB

          • memory/1956-1-0x00000000740D0000-0x00000000747BE000-memory.dmp

            Filesize

            6.9MB

          • memory/1956-2-0x0000000000B70000-0x0000000000BC0000-memory.dmp

            Filesize

            320KB

          • memory/2484-27-0x0000000000A10000-0x0000000000AAC000-memory.dmp

            Filesize

            624KB

          • memory/2484-23-0x0000000000A10000-0x0000000000AAC000-memory.dmp

            Filesize

            624KB

          • memory/2484-16-0x00000000000B0000-0x00000000000E6000-memory.dmp

            Filesize

            216KB

          • memory/2484-69-0x0000000061E00000-0x0000000061EC1000-memory.dmp

            Filesize

            772KB

          • memory/2484-26-0x00000000000B0000-0x00000000000E6000-memory.dmp

            Filesize

            216KB

          • memory/2484-17-0x00000000000B0000-0x00000000000E6000-memory.dmp

            Filesize

            216KB

          • memory/2484-20-0x00000000022C0000-0x00000000025C3000-memory.dmp

            Filesize

            3.0MB

          • memory/2484-21-0x00000000000B0000-0x00000000000E6000-memory.dmp

            Filesize

            216KB

          • memory/2660-14-0x0000000000200000-0x000000000021D000-memory.dmp

            Filesize

            116KB

          • memory/2660-18-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/2660-6-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/2660-5-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/2660-19-0x0000000000200000-0x000000000021D000-memory.dmp

            Filesize

            116KB

          • memory/2660-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2660-9-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/2660-13-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/2660-12-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/2660-11-0x00000000025D0000-0x00000000028D3000-memory.dmp

            Filesize

            3.0MB