Analysis

  • max time kernel
    141s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    13-05-2021 12:52

General

  • Target

    34e8478a258b1b17644bdb5b81de8f805224db14ffeee9d33614e567046be3b7.dll

  • Size

    35KB

  • MD5

    5fe2dcee2f2a7614b0afa4915533b16c

  • SHA1

    c4e51b76564cb405b031c8e5041e90ab4c4ebd76

  • SHA256

    34e8478a258b1b17644bdb5b81de8f805224db14ffeee9d33614e567046be3b7

  • SHA512

    3222d1761999c924cf11ef45e009c03f028441ec30f99da490ca0d7e4a6ab11fdb5038457642101cfe8fa0559179213effeca09c619b1210803a8451860b5bd7

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies data under HKEY_USERS 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:856
    • C:\Windows\system32\wbem\WMIADAP.EXE
      wmiadap.exe /F /T /R
      2⤵
        PID:1072
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\34e8478a258b1b17644bdb5b81de8f805224db14ffeee9d33614e567046be3b7.dll,#1
      1⤵
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1688

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Windows\system32\vBszKyhVp.dll

      MD5

      22a9e1060c45f2d0919e22c1030183d1

      SHA1

      62a53ff68d1c862c9c68fb577b06fa261ef573e4

      SHA256

      7a48dd8cc1c52caaf6abf8ea15fda2a91244751919e106c7510829f2999f727e

      SHA512

      b7624adc49e7b393407ba3d4cea8162aeb2074862b85497628dbb67c0589607c33f529b069ffd3d69e10d1b79167423bc782645a228025ab1aac1c645e651ac1

    • \Windows\System32\vBszKyhVp.dll

      MD5

      22a9e1060c45f2d0919e22c1030183d1

      SHA1

      62a53ff68d1c862c9c68fb577b06fa261ef573e4

      SHA256

      7a48dd8cc1c52caaf6abf8ea15fda2a91244751919e106c7510829f2999f727e

      SHA512

      b7624adc49e7b393407ba3d4cea8162aeb2074862b85497628dbb67c0589607c33f529b069ffd3d69e10d1b79167423bc782645a228025ab1aac1c645e651ac1