General

  • Target

    JaffaCakes118_7f0b3b81f856314a816f0c1e193af71d

  • Size

    2.6MB

  • Sample

    250105-an9x3axjdm

  • MD5

    7f0b3b81f856314a816f0c1e193af71d

  • SHA1

    a84a152c5211a1f801e868e56f02ff9be52008ef

  • SHA256

    cf22bf743239104d52d195763f989fb579de4299a44eaef60ca5c72b6778a8fe

  • SHA512

    7b5755e36bce09906e84d3866e3af5a721db95e79052a143fecd33b77e2b0c8475b81a6d0fca2063d9a03a33a090c9f85ccee605c9fc6b0f76668327f214c52b

  • SSDEEP

    49152:DRcQaZCpd/o5JYLYXzuG5oXb0rm1bkcI1zLxWSdSL5LyHS7PlVn:DRcpZUSTYezPor0rmtmLfSL5+SLlZ

Malware Config

Extracted

Family

cryptbot

C2

veorfg11.top

morysl01.top

Attributes
  • payload_url

    http://tyngle01.top/download.php?file=lv.exe

Targets

    • Target

      JaffaCakes118_7f0b3b81f856314a816f0c1e193af71d

    • Size

      2.6MB

    • MD5

      7f0b3b81f856314a816f0c1e193af71d

    • SHA1

      a84a152c5211a1f801e868e56f02ff9be52008ef

    • SHA256

      cf22bf743239104d52d195763f989fb579de4299a44eaef60ca5c72b6778a8fe

    • SHA512

      7b5755e36bce09906e84d3866e3af5a721db95e79052a143fecd33b77e2b0c8475b81a6d0fca2063d9a03a33a090c9f85ccee605c9fc6b0f76668327f214c52b

    • SSDEEP

      49152:DRcQaZCpd/o5JYLYXzuG5oXb0rm1bkcI1zLxWSdSL5LyHS7PlVn:DRcpZUSTYezPor0rmtmLfSL5+SLlZ

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • 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.

    • Deletes itself

    • 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