General

  • Target

    f3aa18ec1d6075e859622e8af114df28939eb5414cc8b0f0094b43b0c55d1de8

  • Size

    348KB

  • Sample

    220114-s5fpnahchj

  • MD5

    1a92a9c5ed159ed0914f2e4570661a15

  • SHA1

    46e7a169436ae366758cb3c01a40552cd59c0aee

  • SHA256

    f3aa18ec1d6075e859622e8af114df28939eb5414cc8b0f0094b43b0c55d1de8

  • SHA512

    428a91128d57ee07198a1494cff8047c8f4f47916920259b81188680a0c99d4ab7f7447271eab99a414d956255332e23969be32314714283e8655dac985a383c

Malware Config

Targets

    • Target

      f3aa18ec1d6075e859622e8af114df28939eb5414cc8b0f0094b43b0c55d1de8

    • Size

      348KB

    • MD5

      1a92a9c5ed159ed0914f2e4570661a15

    • SHA1

      46e7a169436ae366758cb3c01a40552cd59c0aee

    • SHA256

      f3aa18ec1d6075e859622e8af114df28939eb5414cc8b0f0094b43b0c55d1de8

    • SHA512

      428a91128d57ee07198a1494cff8047c8f4f47916920259b81188680a0c99d4ab7f7447271eab99a414d956255332e23969be32314714283e8655dac985a383c

    • LoaderBot

      LoaderBot is a loader written in .NET downloading and executing miners.

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • LoaderBot executable

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks