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Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    13/07/2023, 23:11

General

  • Target

    Original/dd207384b31d118745ebc83203a4b04a.exe

  • Size

    538KB

  • MD5

    dd207384b31d118745ebc83203a4b04a

  • SHA1

    72dbfa32bc3a099833f3d2190371e3478d3324fc

  • SHA256

    a4bc61a4b1b5cbfa25ae56d0fcf94424893a60abcb68aad2c0321f99e5d7b520

  • SHA512

    60e6a0467d42171cfb07c33349789f3e679f498df483c7901ad04c3171c0bc324dc86c6b897928cf622873e20ac4e17a87ea88ecac8b555812b16d91f1fe954a

  • SSDEEP

    12288:uEQTUs9+7tGwu0BubanwRfiHX3XVQtCJJaHPJGLhT:Tq+ebanwR6HXVQtg4HPA

Score
7/10

Malware Config

Signatures

  • Allows Network login with blank passwords 1 TTPs 1 IoCs

    Allows local user accounts with blank passwords to access device from the network.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies data under HKEY_USERS 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Original\dd207384b31d118745ebc83203a4b04a.exe
    "C:\Users\Admin\AppData\Local\Temp\Original\dd207384b31d118745ebc83203a4b04a.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Windows\NyhXwvHHknMkdXE.exe
      C:\Users\Admin\AppData\Local\Temp\Original\dd207384b31d118745ebc83203a4b04a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:2336
  • C:\Windows\system32\wbem\wmiprvse.exe
    C:\Windows\system32\wbem\wmiprvse.exe -Embedding
    1⤵
      PID:2916

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\NyhXwvHHknMkdXE.exe

      Filesize

      538KB

      MD5

      dd207384b31d118745ebc83203a4b04a

      SHA1

      72dbfa32bc3a099833f3d2190371e3478d3324fc

      SHA256

      a4bc61a4b1b5cbfa25ae56d0fcf94424893a60abcb68aad2c0321f99e5d7b520

      SHA512

      60e6a0467d42171cfb07c33349789f3e679f498df483c7901ad04c3171c0bc324dc86c6b897928cf622873e20ac4e17a87ea88ecac8b555812b16d91f1fe954a

    • memory/588-74-0x0000000000450000-0x0000000000491000-memory.dmp

      Filesize

      260KB

    • memory/588-71-0x0000000000450000-0x0000000000491000-memory.dmp

      Filesize

      260KB

    • memory/588-81-0x00000000001C0000-0x00000000001FC000-memory.dmp

      Filesize

      240KB

    • memory/588-78-0x0000000000450000-0x0000000000491000-memory.dmp

      Filesize

      260KB

    • memory/588-73-0x0000000000450000-0x0000000000491000-memory.dmp

      Filesize

      260KB

    • memory/588-69-0x00000000001C0000-0x00000000001FC000-memory.dmp

      Filesize

      240KB

    • memory/588-75-0x0000000000450000-0x0000000000491000-memory.dmp

      Filesize

      260KB

    • memory/588-77-0x0000000000450000-0x0000000000491000-memory.dmp

      Filesize

      260KB

    • memory/2208-53-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2208-55-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/2208-54-0x00000000002B0000-0x00000000002B1000-memory.dmp

      Filesize

      4KB

    • memory/2208-63-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/2336-64-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2336-79-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2336-80-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB