Resubmissions

07-09-2024 10:41

240907-mrazcszfjh 10

06-09-2024 12:45

240906-py5hnaxenb 10

Analysis

  • max time kernel
    93s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-09-2024 10:41

General

  • Target

    Calamari/Calamari.exe

  • Size

    154KB

  • MD5

    3bb68e459405f9d621fea08fca8db99e

  • SHA1

    a667438af4a30700d229752df30f423f169c1186

  • SHA256

    0f7071d56098ef0a448b562760ea2f547e4a2f8d26fc4e456b6e6ed47445cc20

  • SHA512

    69788e7b8a0a5cae8fb85f31cd63c735343b11128da1be0c71414c41973ad9246487915b24eb40436ba104a3851f0848e902f7c9cb9a084255420eff4a49478b

  • SSDEEP

    1536:A//X0u8/LwqNlRtXCPF9tdyB6nW6b22ehN8OIZG9Fwk0eL/qzCU27yHi+tdGtdtw:A30tT9tXCPLKB6nT6UPk0eT0w2i+ulw

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Calamari\Calamari.exe
    "C:\Users\Admin\AppData\Local\Temp\Calamari\Calamari.exe"
    1⤵
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

    Filesize

    9KB

    MD5

    7050d5ae8acfbe560fa11073fef8185d

    SHA1

    5bc38e77ff06785fe0aec5a345c4ccd15752560e

    SHA256

    cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

    SHA512

    a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

  • memory/4016-0-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

    Filesize

    4KB

  • memory/4016-1-0x0000000000380000-0x00000000003AC000-memory.dmp

    Filesize

    176KB

  • memory/4016-2-0x0000000005280000-0x0000000005824000-memory.dmp

    Filesize

    5.6MB

  • memory/4016-3-0x0000000004DB0000-0x0000000004E42000-memory.dmp

    Filesize

    584KB

  • memory/4016-4-0x0000000005C60000-0x0000000005C6A000-memory.dmp

    Filesize

    40KB

  • memory/4016-5-0x0000000074EB0000-0x0000000075660000-memory.dmp

    Filesize

    7.7MB

  • memory/4016-16-0x0000000074EB0000-0x0000000075660000-memory.dmp

    Filesize

    7.7MB

  • memory/4016-17-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

    Filesize

    4KB

  • memory/4016-18-0x0000000074EB0000-0x0000000075660000-memory.dmp

    Filesize

    7.7MB