Resubmissions

02/03/2024, 22:38

240302-2kwptaae37 10

02/03/2024, 22:34

240302-2g86qsad96 10

Analysis

  • max time kernel
    144s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/03/2024, 22:34

General

  • Target

    Fake AV/AntivirusPlatinum.exe

  • Size

    739KB

  • MD5

    382430dd7eae8945921b7feab37ed36b

  • SHA1

    c95ddaebe2ae8fbcb361f3bf080d95a7bb5bf128

  • SHA256

    70e5e902d0ac7534838b743c899f484fe10766aefacc6df697219387a8e3d06b

  • SHA512

    26abc02bde77f0b94613edc32e0843ac71a0a8f3d8ba01cb94a42c047d0be7befef52a81984e9a0fa867400082a8905e7a63aaaf85fa32a03d27f7bc6a548c3b

  • SSDEEP

    12288:kUWA3AheuswygKEOKlC0DaWL8ldxj1UT1fzosC2kyINJATi1v2yUQpf84i:kUWqistgKErL8P6VzosCfE6TNpf8D

Score
10/10

Malware Config

Signatures

  • Windows security bypass 2 TTPs 3 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 3 IoCs
  • Drops file in Windows directory 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs
  • System policy modification 1 TTPs 4 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Fake AV\AntivirusPlatinum.exe
    "C:\Users\Admin\AppData\Local\Temp\Fake AV\AntivirusPlatinum.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2492
    • C:\WINDOWS\302746537.exe
      "C:\WINDOWS\302746537.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2616
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\5AFC.tmp\302746537.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2416
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32 /s c:\windows\comctl32.ocx
          4⤵
          • Modifies registry class
          PID:2520
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32 /s c:\windows\mscomctl.ocx
          4⤵
          • Modifies registry class
          PID:2924
        • \??\c:\windows\antivirus-platinum.exe
          c:\windows\antivirus-platinum.exe
          4⤵
          • Windows security bypass
          • Disables RegEdit via registry modification
          • Executes dropped EXE
          • Windows security modification
          • Modifies Internet Explorer settings
          • Modifies Internet Explorer start page
          • Suspicious use of SetWindowsHookEx
          • System policy modification
          PID:2468
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h c:\windows\antivirus-platinum.exe
          4⤵
          • Drops file in Windows directory
          • Views/modifies file attributes
          PID:1948

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\5AFC.tmp\302746537.bat

          Filesize

          348B

          MD5

          7d8beb22dfcfacbbc2609f88a41c1458

          SHA1

          52ec2b10489736b963d39a9f84b66bafbf15685f

          SHA256

          4aa9ed4b38514f117e6e4f326cb0a1be7f7b96199e21305e2bd6dce289d7baa2

          SHA512

          a26cf9168cf7450435a9fe8942445511f6fda1087db52bd73e335d6f5b544fc892999019d9291d9dcc60c3656de49688f6d63282c97706e2db286f988e44fd94

        • C:\Windows\302746537.exe

          Filesize

          22KB

          MD5

          8703ff2e53c6fd3bc91294ef9204baca

          SHA1

          3dbb8f7f5dfe6b235486ab867a2844b1c2143733

          SHA256

          3028a2b0e95143a4caa9bcd6ae794958e7469a20c6e673da067958cbf4310035

          SHA512

          d5eb8a07457a78f9acd0f81d2f58bbf64b52183318b87c353a590cd2a3ac3a6ec9c1452bd52306c7cf99f19b6a897b16ceb8289a7d008c5ce3b07eda9b871204

        • \??\c:\windows\antivirus-platinum.exe

          Filesize

          9KB

          MD5

          cd1800322ccfc425014a8394b01a4b3d

          SHA1

          171073975effde1c712dfd86309457fd457aed33

          SHA256

          8115de4ad0b7e589852f521eb4260c127f8afeaa3b0021bfc98e4928a4929ac0

          SHA512

          92c22c025fd3a61979fa718bf2e89a86e51bf7e69c421a9534fbf9c2d5b23b7a9224d0e9f3e0501992038837015214d1ef73b532a68b7d19de559c9ab9c6e5f6

        • \??\c:\windows\comctl32.ocx

          Filesize

          595KB

          MD5

          821511549e2aaf29889c7b812674d59b

          SHA1

          3b2fd80f634a3d62277e0508bedca9aae0c5a0d6

          SHA256

          f59cdf89f0f522ce3662e09fa847bca9b277b006c415dcc0029b416c347db9c4

          SHA512

          8b2e805b916e5fbfcccb0f4189372aea006789b3847b51018075187135e9b5db9098f704c1932623f356db0ee327e1539a9bf3729947e92844a26db46555e8cd

        • \??\c:\windows\mscomctl.ocx

          Filesize

          1.0MB

          MD5

          714cf24fc19a20ae0dc701b48ded2cf6

          SHA1

          d904d2fa7639c38ffb6e69f1ef779ca1001b8c18

          SHA256

          09f126e65d90026c3f659ff41b1287671b8cc1aa16240fc75dae91079a6b9712

          SHA512

          d375fd9b509e58c43355263753634368fa711f02a2235f31f7fa420d1ff77504d9a29bb70ae31c87671d50bd75d6b459379a1550907fbe5c37c60da835c60bc1

        • memory/2416-37-0x0000000000130000-0x000000000013D000-memory.dmp

          Filesize

          52KB

        • memory/2416-38-0x0000000000130000-0x000000000013D000-memory.dmp

          Filesize

          52KB

        • memory/2468-39-0x0000000000400000-0x000000000040D000-memory.dmp

          Filesize

          52KB

        • memory/2468-43-0x0000000000400000-0x000000000040D000-memory.dmp

          Filesize

          52KB

        • memory/2492-14-0x00000000031C0000-0x00000000031D0000-memory.dmp

          Filesize

          64KB

        • memory/2492-10-0x0000000001D90000-0x0000000001D96000-memory.dmp

          Filesize

          24KB

        • memory/2492-44-0x00000000031C0000-0x00000000031D0000-memory.dmp

          Filesize

          64KB

        • memory/2616-17-0x0000000000400000-0x0000000000410000-memory.dmp

          Filesize

          64KB

        • memory/2616-42-0x0000000000400000-0x0000000000410000-memory.dmp

          Filesize

          64KB