Extracted

• • Target

    87dd0632a95ca24443f8c6363bc055e6

  • Size

    5.9MB

  • MD5

    87dd0632a95ca24443f8c6363bc055e6

  • SHA1

    423785b67d20f4f5056ff6d9e34fda3c72a03bd4

  • SHA256

    266562d82899806c0eafc3ca72216e78d41403dd24effebd31d7635922ba96ce

  • SHA512

    c51d180cca074540f5ca9186e60509cfdb1c7e1a8651e691eac585df9f8352e256cedb86a4a340e0e8f5b1ed6d73ff270d92424259539c0c4c02a7048f2a75e2

  • SSDEEP

    49152:uM+J9Grb/TkvO90dL3BmAFd4A64nsfJte35ke4/Dirx5WgzPpvYhWQ2duQNH9AT:uM++eamAQQQQQQQQQQQQQ

  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