Extracted

• • Target

    3697ca9544a5562a762834461b3c0c09.exe

  • Size

    6.0MB

  • MD5

    3697ca9544a5562a762834461b3c0c09

  • SHA1

    eb9ec8c1ddad50259ce14d53d5953801b8066087

  • SHA256

    6966ad7c975ddb2bddcd4b4ed59fbf594ea0efbf2ecf5379cb288a861ad135c6

  • SHA512

    5945ec46f243f7484448430237cb8a6b38fe23db4d46680a5bceed7802eae4d570f4ed1ed1c35d01d5f1c41c9c53f7f5986f37bae00cbd53eae6e0b164dc7fd9

  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