Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/01/2024, 12:45

General

  • Target
    8472ae9fabd1a6ed08801c724d1f7370.exe
  • Size 603KB
  • Sample240131-py3n3aecel
  • SHA256 b82f56d700f46d03d91ab996e3affd374c44312213dfa4440e0a8926f5433b0e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cryptbot

C2
  • haibam72.top

  • morelm07.top

Attributes
  • payload_url

    http://zelyoc10.top/download.php?file=lv.exe

Signatures

  • CryptBot

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

  • CryptBot payload 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious use of FindShellTrayWindow 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8472ae9fabd1a6ed08801c724d1f7370.exe
    "C:\Users\Admin\AppData\Local\Temp\8472ae9fabd1a6ed08801c724d1f7370.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of FindShellTrayWindow
    PID:1740

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\qo11svyl\_Files\_Information.txt
        • Size 1KB
        • SHA256 a53e2f3cf69b065c95dffdafd8c41380df3ef49d69d776270e0b1ab18b909844
        • MD5 SHA1 SHA512

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\qo11svyl\_Files\_Information.txt
        • Size 1KB
        • SHA256 d635c861765bd4e1dc5c3ade198c49a686292536071729e519393a933cfdc86d
        • MD5 SHA1 SHA512

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\qo11svyl\_Files\_Information.txt
        • Size 4KB
        • SHA256 539dd4e2c720123202c4f6ccfb60f1220068a595481a23bb95c0b518ed5c28e5
        • MD5 SHA1 SHA512 SSDEEP

        _Screen_Desktop.jpeg

        • Path C:\Users\Admin\AppData\Local\Temp\qo11svyl\_Files\_Screen_Desktop.jpeg
        • Size 45KB
        • SHA256 f1199fb82e9f250734760b2013a2a4232b648d07f4c46ab9fe6fe8827c918c74
        • MD5 SHA1 SHA512 SSDEEP

        system_info.txt

        • Path C:\Users\Admin\AppData\Local\Temp\qo11svyl\files_\system_info.txt
        • Size 1KB
        • SHA256 8a7eb7b61773a149eb0adbfa15ac25e508e256769e6971d445f22487bde6c940
        • MD5 SHA1 SHA512

        system_info.txt

        • Path C:\Users\Admin\AppData\Local\Temp\qo11svyl\files_\system_info.txt
        • Size 4KB
        • SHA256 2c9041f76ee9078f7c21ca68202424d687c64dbdc1c95451e364648e421c8081
        • MD5 SHA1 SHA512 SSDEEP

        lAfiEz8jLg.zip

        • Path C:\Users\Admin\AppData\Local\Temp\qo11svyl\lAfiEz8jLg.zip
        • Size 39KB
        • SHA256 36db86e1cb6eddc2f912e741c099800542847422f464dbf298900d8748f416bf
        • MD5 SHA1 SHA512 SSDEEP

        uj8u1R2AlkPCwh.zip

        • Path C:\Users\Admin\AppData\Local\Temp\qo11svyl\uj8u1R2AlkPCwh.zip
        • Size 39KB
        • SHA256 22ae21514f5f8d8777a0b88e27d8184fe6ff31cc45979f7c7a80ceefd1111986
        • MD5 SHA1 SHA512 SSDEEP

        memory/1740-3-0x0000000000400000-0x0000000002CCC000-memory.dmp

        memory/1740-2-0x0000000004A90000-0x0000000004B30000-memory.dmp

        memory/1740-1-0x0000000002D10000-0x0000000002E10000-memory.dmp

        memory/1740-208-0x0000000000400000-0x0000000002CCC000-memory.dmp

        memory/1740-212-0x0000000002D10000-0x0000000002E10000-memory.dmp

        memory/1740-213-0x0000000004A90000-0x0000000004B30000-memory.dmp