Resubmissions

09-03-2022 14:47

220309-r5zxvsccap 10

09-03-2022 14:43

220309-r3pzwacbgk 10

General

  • Target

    GdtBpFKY.exe

  • Size

    140KB

  • Sample

    220309-r3pzwacbgk

  • MD5

    bfac768f9ad7d29ec91a0288f4b5f479

  • SHA1

    ff3240c04aa6778dfc4fa2c2eec505c0fb52acac

  • SHA256

    950da158619b3a37e4c0f0be34c39482afdce6d8aa92703ea9cf5ddd487049e9

  • SHA512

    6fa181b5aa88216d49e24576cff35cd5ce4f1ed11d3ec3d6539125d699c421f79dc755b4383e6d6ccf1657d21ee4aa9364f6785ef870e2863b93fa3885f07289

Malware Config

Targets

    • Target

      GdtBpFKY.exe

    • Size

      140KB

    • MD5

      bfac768f9ad7d29ec91a0288f4b5f479

    • SHA1

      ff3240c04aa6778dfc4fa2c2eec505c0fb52acac

    • SHA256

      950da158619b3a37e4c0f0be34c39482afdce6d8aa92703ea9cf5ddd487049e9

    • SHA512

      6fa181b5aa88216d49e24576cff35cd5ce4f1ed11d3ec3d6539125d699c421f79dc755b4383e6d6ccf1657d21ee4aa9364f6785ef870e2863b93fa3885f07289

    • Modifies firewall policy service

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • suricata: ET MALWARE Known Hostile Domain ilo.brenz .pl Lookup

      suricata: ET MALWARE Known Hostile Domain ilo.brenz .pl Lookup

    • UPX packed file

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

    • Enumerates connected drives

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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Tasks