Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    31-05-2024 12:30

General

  • Target

    Windows Program.exe

  • Size

    356KB

  • MD5

    470c1aaa600dfd81af4cfb23bee7490c

  • SHA1

    17cc0969b22f293b9bab656da3c9e4e4f6a3dbd0

  • SHA256

    438c6c0291603bd92a66731abcf32e478dc19093c1c0f3c75ee5117192913809

  • SHA512

    9a9927ce72abab495474fcc153dc65fcbe15f46cd08e03e892f05b1ad2025d80301b40cf922fee9bbfb4cc2aeffe867a772bc381c1694289e13cf1fde591fbee

  • SSDEEP

    6144:nuIlWqB+ihabs7Ch9KwyF5LeLodp2D1Mmakda0qLT/yXiJxKM0Z:u6Wq4aaE6KwyF5L0Y2D1PqLB6Z

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 17 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 15 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Windows Program.exe
    "C:\Users\Admin\AppData\Local\Temp\Windows Program.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\WSCript.exe
      WSCript C:\Users\Admin\AppData\Local\Temp\DNLEWE.vbs
      2⤵
        PID:1652

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    2
    T1112

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
      Filesize

      70KB

      MD5

      49aebf8cbd62d92ac215b2923fb1b9f5

      SHA1

      1723be06719828dda65ad804298d0431f6aff976

      SHA256

      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

      SHA512

      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
      Filesize

      342B

      MD5

      6c639a45bfd0912848588995f1c1283f

      SHA1

      9a4515e8f2f304fe1871c7a6efd03d42184ebd8d

      SHA256

      4b2523bdf9acd4d250f3557bd4176fe3d0cbc0fe4d741b302554e00432944862

      SHA512

      83d3aa89b33383449306d98905612b713f0bdeceb248c85800c57dfd2e8a7a59b30874a9a575e474f43d46c1563c95ec83aa14fbe3747407ca9ea1b73da72eac

    • C:\Users\Admin\AppData\Local\Temp\Cab8E7C.tmp
      Filesize

      65KB

      MD5

      ac05d27423a85adc1622c714f2cb6184

      SHA1

      b0fe2b1abddb97837ea0195be70ab2ff14d43198

      SHA256

      c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

      SHA512

      6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

    • C:\Users\Admin\AppData\Local\Temp\DNLEWE.vbs
      Filesize

      850B

      MD5

      59ccb6ffd3155d4e1e16509c1d2b424b

      SHA1

      c4b3aaa2e1f972aa6f1ae4a1543452d93bf1491c

      SHA256

      ba844c991f9fc79f240573cf20e975ac60ae70adc4f45298059e53474df49d1c

      SHA512

      8b1f99c486b756305dc3480182e2b6a37454e156050da9a3e2ff21ce131e7a34a3ebe740f7f07ed17e79e79a5ddf4213e509d009391d69c317b643b5f183b053

    • C:\Users\Admin\AppData\Local\Temp\Tar9095.tmp
      Filesize

      181KB

      MD5

      4ea6026cf93ec6338144661bf1202cd1

      SHA1

      a1dec9044f750ad887935a01430bf49322fbdcb7

      SHA256

      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

      SHA512

      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    • \Users\Admin\AppData\Roaming\Windata\Windows Program.exe
      Filesize

      356KB

      MD5

      470c1aaa600dfd81af4cfb23bee7490c

      SHA1

      17cc0969b22f293b9bab656da3c9e4e4f6a3dbd0

      SHA256

      438c6c0291603bd92a66731abcf32e478dc19093c1c0f3c75ee5117192913809

      SHA512

      9a9927ce72abab495474fcc153dc65fcbe15f46cd08e03e892f05b1ad2025d80301b40cf922fee9bbfb4cc2aeffe867a772bc381c1694289e13cf1fde591fbee

    • memory/1500-107-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-111-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-103-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-104-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-105-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-106-0x0000000004EC0000-0x0000000004ED0000-memory.dmp
      Filesize

      64KB

    • memory/1500-0-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-108-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-109-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-100-0x0000000004EC0000-0x0000000004ED0000-memory.dmp
      Filesize

      64KB

    • memory/1500-112-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-113-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-114-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-115-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-116-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-117-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-118-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB

    • memory/1500-119-0x0000000000400000-0x00000000004CA000-memory.dmp
      Filesize

      808KB