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Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    07/07/2024, 21:13

General

  • Target

    2024-07-07_f1c1e048ddcea3a460990788d5e1af93_poet-rat_snatch.exe

  • Size

    5.8MB

  • MD5

    f1c1e048ddcea3a460990788d5e1af93

  • SHA1

    277b9dda2ded97ff410eeb1dc6ec63d7b2d14d2e

  • SHA256

    84bee726416af4bc3cbcc47946057a1478849cd267245fa1117a9992d1fdd51d

  • SHA512

    1f040f887b29a22ef56e267a10c45c7acb15f52516a2bf67afdf76614ad1b65fe55c4c92c6b18f6542e62327294285efab42ab863ac9dd516eca5bac17a2aa91

  • SSDEEP

    49152:vzlnEcO3Cgrb/TbvO90d7HjmAFd4A64nsfJa/pJMBMvDF/4q4auspdkgKKhdvZfl:63CE/Xx4LKhdk3ESp

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.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • 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\2024-07-07_f1c1e048ddcea3a460990788d5e1af93_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-07_f1c1e048ddcea3a460990788d5e1af93_poet-rat_snatch.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Windows\system32\schtasks.exe
      C:\Windows\system32\schtasks.exe /CREATE /XML C:\Users\Admin\AppData\Local\Temp\NCSvZQCUTyAS /F /TN ChromeUpdateTaskMachinCore
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2784
    • 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:2500
      • C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe
        "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        PID:2532

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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    b03aea51a3872ea273663578b7f4adbe

    SHA1

    f86dd01c6c36d141964e12278c5c11b8d56be862

    SHA256

    b9443eddc7060276d3e2e7ab86da3cb432e1450d8ebf9c30cca1d992f93251f4

    SHA512

    ed843417a64efc45ade6a38ec1a13c55776477211a9c5a0cbea5ce0b62ddfe59ff087e78bcc5fced262ac3f2363ec8cb46393278686bd96355bf3699fadd121f

  • C:\Users\Admin\AppData\Local\Temp\Cab2F8B.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

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

    Filesize

    1KB

    MD5

    fef574642fee299a29f572f0bea739ae

    SHA1

    c1593a8741e3657e0d5ccb241688c1f1871e75ca

    SHA256

    99ed3e41375140f5670cbc7b6e47c24256f9562c5be58c8fb59f26d3d956660f

    SHA512

    8a9df68f8fec1fdde3e1d9d97c67b39c4357597ad2e33839e63300c2a0c3f17715f1be907e73ef988b24347f436210633cc2dde965edd03e81e28d6b95deb395

  • C:\Users\Admin\AppData\Local\Temp\Tar30AB.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe

    Filesize

    5.8MB

    MD5

    784c9ae6ab36bedb16af844642b074e5

    SHA1

    d1ce2d9de335b2fb1ad47af3587fc7e69186ec52

    SHA256

    36861a650f4446899e78fc4aa718d087ec99fc0b7458a49eb4e02d8a6da515a9

    SHA512

    5d94a691e0ace24fcbed4d7b16fe1698beb81d02ee994db48aa64d7dcc76b535e60ea743358b2306f8d1aba557cce9f11bfdaf4527c48d1e67bafa6d010cd25b