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General

  • Target

    ProgrammerHumor.exe.exe

  • Size

    1.9MB

  • Sample

    230516-n278aaaf54

  • MD5

    e43b4b2d5fc246f04f1652a5cc3a9deb

  • SHA1

    304769d7242447454ec77ab1970aba71748ca822

  • SHA256

    f077315ae8783ee24b4a74165ce2053be4eec46b470799f5f13d5802f272b685

  • SHA512

    f5d4852fd63895cfb8074797e72946bb2df2ba34d8b8aee42f2d0d7ee6a457ccf39b070921e08709ca1efe9b9525a7f80857e869637de858343b689b34f34f99

  • SSDEEP

    49152:ISuX2+C8qu0LIfHCKM5+2aRT3+jdsVtIDsxDYAG5cT:ISe2+C8yLIPCi2ah3+eQeDYXcT

Malware Config

Extracted

Family

gcleaner

C2

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

Targets

    • Target

      ProgrammerHumor.exe.exe

    • Size

      1.9MB

    • MD5

      e43b4b2d5fc246f04f1652a5cc3a9deb

    • SHA1

      304769d7242447454ec77ab1970aba71748ca822

    • SHA256

      f077315ae8783ee24b4a74165ce2053be4eec46b470799f5f13d5802f272b685

    • SHA512

      f5d4852fd63895cfb8074797e72946bb2df2ba34d8b8aee42f2d0d7ee6a457ccf39b070921e08709ca1efe9b9525a7f80857e869637de858343b689b34f34f99

    • SSDEEP

      49152:ISuX2+C8qu0LIfHCKM5+2aRT3+jdsVtIDsxDYAG5cT:ISe2+C8yLIPCi2ah3+eQeDYXcT

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v6

Tasks