General

  • Target

    ff56dee01fd15e801b0d88ba5d317eee

  • Size

    2.8MB

  • Sample

    231222-vwyvzsfac6

  • MD5

    ff56dee01fd15e801b0d88ba5d317eee

  • SHA1

    81fef87a51a56288e70e182cba68b74d84a270d6

  • SHA256

    eb17ce0a69d3a77dd79a046674a14cc7830993834b479a6af5cf1afbaeaefcf3

  • SHA512

    37bc7095af68d2bb033ac3ab7f338355fb482c51de33862187c1990c517be62a924680bdc9df3e8683fcc4406037bf139ee1eb68d25db4c51f23065dc866c10c

  • SSDEEP

    49152:P7ks42wcRDP6wFaFc6NpdOAAfVQUuGWPI8fCDtrrTJ9A7mnoFqpWa3o1U8twN63u:oD2whOX69OAAHu9PI8W21gpWa3o1f+63

Malware Config

Extracted

Family

cryptbot

C2

rasrzh25.top

morsuq02.top

Attributes
  • payload_url

    http://eloema02.top/download.php?file=lv.exe

Targets

    • Target

      ff56dee01fd15e801b0d88ba5d317eee

    • Size

      2.8MB

    • MD5

      ff56dee01fd15e801b0d88ba5d317eee

    • SHA1

      81fef87a51a56288e70e182cba68b74d84a270d6

    • SHA256

      eb17ce0a69d3a77dd79a046674a14cc7830993834b479a6af5cf1afbaeaefcf3

    • SHA512

      37bc7095af68d2bb033ac3ab7f338355fb482c51de33862187c1990c517be62a924680bdc9df3e8683fcc4406037bf139ee1eb68d25db4c51f23065dc866c10c

    • SSDEEP

      49152:P7ks42wcRDP6wFaFc6NpdOAAfVQUuGWPI8fCDtrrTJ9A7mnoFqpWa3o1U8twN63u:oD2whOX69OAAHu9PI8W21gpWa3o1f+63

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks