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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/06/2024, 11:47

General

  • Target

    2024-06-03_28a8ab348161e449a5b83ba2f9cd1915_snatch.exe

  • Size

    5.8MB

  • MD5

    28a8ab348161e449a5b83ba2f9cd1915

  • SHA1

    50ae5699f4922e9da7c172b0475966b6d15ef94f

  • SHA256

    507fa216fba273c3497f92701e8c3879419d2e3cade49c92d51278bf0f297093

  • SHA512

    6d19583f6a022fcadb1c07b00b575cab8bbb53139db256b4e6bcdfb0ff76ed34763bff8e0b749ef9e8b99aea0e7be2a257d6a9045d3252afd2720f492305c7c2

  • SSDEEP

    49152:0A0zZoBkqD3dm/VHrb/TpvO90d7HjmAFd4A64nsfJkqKbnVc15nUBMqgCIItmvjM:uZQ3E/Dq9BEeGt8jgWsIVZmE8nL

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-03_28a8ab348161e449a5b83ba2f9cd1915_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-03_28a8ab348161e449a5b83ba2f9cd1915_snatch.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\system32\schtasks.exe
      C:\Windows\system32\schtasks.exe /CREATE /XML C:\Users\Admin\AppData\Local\Temp\ElTrRSd /F /TN ChromeUpdateTaskMachinCore
      2⤵
      • Creates scheduled task(s)
      PID:1732
    • C:\Windows\System32\cmd.exe
      C:\Windows\System32\cmd.exe /c "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2816
      • C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe
        "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        PID:2168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Cab1EE8.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\ElTrRSd

    Filesize

    1KB

    MD5

    855024736b7ba4d111aee88d52d8a8fb

    SHA1

    3a11e131099ea7d9c98e072109a18fa29e17f9a5

    SHA256

    36525dbcfaf30a4195726e910004fd4f6b50231fe84297c28fd9548d572e3457

    SHA512

    069e55d5ecbe009ba70aef5ff3ac87f8d1b59b2bd8f1442509b75890115e0025e4f918f3f9b275d2780b6e4929888c58d1070ef310e0b64a0ae86ba72825a2de

  • C:\Users\Admin\AppData\Local\Temp\Tar1FBA.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe

    Filesize

    5.8MB

    MD5

    6d735f863f78456638f87ef1666d0595

    SHA1

    f51e4e6045b33ab93575442b0c343ff7fa24b025

    SHA256

    688fd85643cc58a283a56f32e7afb1961640764d1df58d4d7831953933323bd6

    SHA512

    abff6d1cf6596a2129b25c45accc668eb862243d00060835a557b6c9bff0a030840918f0b994e9eb5a092308333a207f4d2380b3ac6589d2bb6a84e18cb6e014