Extracted

• • Target

    5367615a3d3f95eeab592a53716ed3bb.exe

  • Size

    5.7MB

  • MD5

    5367615a3d3f95eeab592a53716ed3bb

  • SHA1

    8592c6e78aa592d9f135dbe9d97cf2f524dbeaed

  • SHA256

    af7e2ecb8e84ad61c276347e0e766e21a043f2119dacb19ae538bddf5d0452f0

  • SHA512

    383fada6525e8ced7cc40c14d6cb6718583da6dca4f7db2654c15c0842a692d2011364da6f53690f005ed33f90606e81836eefeb8df04de655904fa5776b8790

  Score

  10^/10

  servhelperbackdoordiscoveryexploitpersistencetrojanupx

  • ServHelper

    ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.

    trojanbackdoorservhelper

  • Grants admin privileges

    Uses net.exe to modify the user's privileges.

  • Blocklisted process makes network request

  • Modifies RDP port number used by Windows

  • Possible privilege escalation attempt

    exploit

  • Sets DLL path for service in the registry

    persistence

  • UPX packed file

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

    upx

  • Loads dropped DLL

  • Modifies file permissions

    discovery

  • Drops file in System32 directory

  behavioral1behavioral2