General

  • Target

    2024-06-11_da6cc745ce53bbbe614be4a72cc12338_cryptolocker

  • Size

    37KB

  • Sample

    240611-a4g7zsxcpd

  • MD5

    da6cc745ce53bbbe614be4a72cc12338

  • SHA1

    3a7f1aa055729cb32e0b17524099130956e275b7

  • SHA256

    1e0a3a3d26b459b569ee32f831dcc05aa2eeb4e623c77dc9e349f63eb9bce2dc

  • SHA512

    b2dc27f8927aaefe9ee795bc16e7f40debe64edb651a955df5e86f86d1f825aacdd6aa1ec6948f6cdaf19a534a488baa5256cbeef8b266f0069e736b6e2d5700

  • SSDEEP

    768:qU6yu4M3Eu2smnbcuyD7U9dtOOtEvwDpjeMLa5zZyR/Ad11:qUZbMb2pnouy8TMOtEvwDpjja7yR+

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-06-11_da6cc745ce53bbbe614be4a72cc12338_cryptolocker

    • Size

      37KB

    • MD5

      da6cc745ce53bbbe614be4a72cc12338

    • SHA1

      3a7f1aa055729cb32e0b17524099130956e275b7

    • SHA256

      1e0a3a3d26b459b569ee32f831dcc05aa2eeb4e623c77dc9e349f63eb9bce2dc

    • SHA512

      b2dc27f8927aaefe9ee795bc16e7f40debe64edb651a955df5e86f86d1f825aacdd6aa1ec6948f6cdaf19a534a488baa5256cbeef8b266f0069e736b6e2d5700

    • SSDEEP

      768:qU6yu4M3Eu2smnbcuyD7U9dtOOtEvwDpjeMLa5zZyR/Ad11:qUZbMb2pnouy8TMOtEvwDpjja7yR+

    Score
    9/10
    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks