Extracted

• • Target

    046f08e500cc9156c4af47a73744ccb060606c77d7a8beb5677aa6ff4d256211

  • Size

    5.9MB

  • MD5

    f71c575754e1f5890ad8b35afd08b8be

  • SHA1

    69803b96f3820fabd81c79d422a1fa2a72ccb699

  • SHA256

    046f08e500cc9156c4af47a73744ccb060606c77d7a8beb5677aa6ff4d256211

  • SHA512

    32f7fab593c46efe2586825aff79688e4a688735bf950b351fe3bdffc4a9dff01da0b2d4a92acf4d4bd14aac362884bd264beced9e8b82fd3111e8ef8ef31301

  • SSDEEP

    49152:1Hjgzprb/TkvO90dL3BmAFd4A64nsfJ9X559RIO3CV7rfM2Zy4oaBqn4BHXVpetO:1H6/X5mAQQQQQQQQQQQQQ

  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

  • Loads dropped DLL

  • Modifies file permissions

    discovery

  • UPX packed file

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

    upx

  • Legitimate hosting services abused for malware hosting/C2

  • Drops file in System32 directory

  behavioral1behavioral2