General

  • Target

    4909277047324672.zip

  • Size

    762KB

  • Sample

    210728-qzmb8kv6v6

  • MD5

    676ff333da77a4f6ee28d6e0d04428fb

  • SHA1

    40fdc72eedaab50fb5e4bf7270cc22114c8cfa89

  • SHA256

    83796fb61255c7604cf96f0c5aec2ac62cbdeb9154289a0340407168d4809720

  • SHA512

    cdfd74c56075ea2b273dabfb23d4c3e0532a19aa775d26d08b388a477e3e487499933c444a596f1962b0e67961f731472445f7c241eee4785b0a09205806eba8

Malware Config

Targets

    • Target

      77a398c870ad4904d06d455c9249e7864ac92dda877e288e5718b3c8d9fc6618

    • Size

      764KB

    • MD5

      c3aceb1e2eb3a6a3ec54e32ee620721e

    • SHA1

      cd8e4372620930876c71ba0a24e2b0e17dcd87c9

    • SHA256

      77a398c870ad4904d06d455c9249e7864ac92dda877e288e5718b3c8d9fc6618

    • SHA512

      56435cd4ab809730e8de1b84da775f9a60dff4b809143792c69ba5c8cf10396b4935310ba7caeb513cf9c55dd944ccd0871f1b57fc772ef3da89f570f5abc66e

    • Hive

      A ransomware written in Golang first seen in June 2021.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Drops file in Drivers directory

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks