General

  • Target

    ba3a4454371bf863c17d9f0c05b58d70

  • Size

    4.0MB

  • Sample

    240308-ccskracc26

  • MD5

    ba3a4454371bf863c17d9f0c05b58d70

  • SHA1

    db9cde78464b09abbd5cf8eb648dea7870cd09e6

  • SHA256

    87114e06bb514c62cf666df6a02a395c22fedb5d0e951f40a91aa0a3974e8365

  • SHA512

    b40addffc8fdced785214dcd3bbf9486d9dbc110e00a88748b16a092a0ec82586dbc5527bac05ca64e0c750d81f156e44bab50d3cbb63f7d6355f0cafa963de4

  • SSDEEP

    98304:J9QHfx2g0Hb3jbK++jMYaFcYLUgk38QpJP+fH:J9Q/x2bXbK5FaqYot37gfH

Malware Config

Extracted

Family

nullmixer

C2

http://watira.xyz/

Targets

    • Target

      ba3a4454371bf863c17d9f0c05b58d70

    • Size

      4.0MB

    • MD5

      ba3a4454371bf863c17d9f0c05b58d70

    • SHA1

      db9cde78464b09abbd5cf8eb648dea7870cd09e6

    • SHA256

      87114e06bb514c62cf666df6a02a395c22fedb5d0e951f40a91aa0a3974e8365

    • SHA512

      b40addffc8fdced785214dcd3bbf9486d9dbc110e00a88748b16a092a0ec82586dbc5527bac05ca64e0c750d81f156e44bab50d3cbb63f7d6355f0cafa963de4

    • SSDEEP

      98304:J9QHfx2g0Hb3jbK++jMYaFcYLUgk38QpJP+fH:J9Q/x2bXbK5FaqYot37gfH

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Target

      setup_installer.exe

    • Size

      4.0MB

    • MD5

      5118ea744a34092421a36471432b1231

    • SHA1

      8b08c5a40eff8fa39fe1819b4a06a0405e228600

    • SHA256

      a07170f47dc2c8a226685a32227afc22b87ff6197bc880c5c351376304bf3434

    • SHA512

      238ab1c76b65a89a237165e641543f9e416fc9e24d8f536459eacb1fd4500e9b8337c54201e33c84ed384d14633c6493103547a8db137eb9c19fd6e8e1a22ccc

    • SSDEEP

      98304:x9P2x7Xmil1mBbgoXAusjzxFmt7V40/hD28ndCvLUBsKciW:x9P2xLmi6OoZoIXSLUCKciW

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks