General

  • Target

    095505c3a10c05a5301b5e4c34464ac3.exe

  • Size

    4.3MB

  • Sample

    241228-kcz9lawrfz

  • MD5

    095505c3a10c05a5301b5e4c34464ac3

  • SHA1

    c9e2e01414f9cfd74e8494ff24d03b2b0f6d9606

  • SHA256

    1a8051de2e50150f00fcd93bbbe527f14bdc79486dfa40733cd904dd9dd0bc08

  • SHA512

    921943c6845e1d6d8c44292392bb5dc44dd1296d3b48e24c92ba6a2e2714772c71d5292f84a1b604627a8c8996135bf49f0ae935c993547724e8d8c0b9de7580

  • SSDEEP

    98304:+3NSfks3bnPf6BS5bMZdm3W4ac4UtIo5ukNQ:+9SfPyBubcAa2Ioj+

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      095505c3a10c05a5301b5e4c34464ac3.exe

    • Size

      4.3MB

    • MD5

      095505c3a10c05a5301b5e4c34464ac3

    • SHA1

      c9e2e01414f9cfd74e8494ff24d03b2b0f6d9606

    • SHA256

      1a8051de2e50150f00fcd93bbbe527f14bdc79486dfa40733cd904dd9dd0bc08

    • SHA512

      921943c6845e1d6d8c44292392bb5dc44dd1296d3b48e24c92ba6a2e2714772c71d5292f84a1b604627a8c8996135bf49f0ae935c993547724e8d8c0b9de7580

    • SSDEEP

      98304:+3NSfks3bnPf6BS5bMZdm3W4ac4UtIo5ukNQ:+9SfPyBubcAa2Ioj+

    • CryptBot

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

    • Cryptbot family

    • Enumerates VirtualBox registry keys

    • 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.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks