Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    28-06-2024 20:13

General

  • Target

    2024-06-28_82317fb2bbfdd8d5d288750e62faf9f4_poet-rat_snatch.exe

  • Size

    5.8MB

  • MD5

    82317fb2bbfdd8d5d288750e62faf9f4

  • SHA1

    50df50e998879b17a8641adadd21f6b4d78b0ef3

  • SHA256

    65df1e70bd11d1f1fd1c4ed46fda18c3cbaf346fa4cb99c4520794de9bee1c89

  • SHA512

    fb6e8ee0c2f2e26cbb55ccbc0e7b8b1cf9965534ba54c57b47622c78fdfe533d1873f8d5d22a4eb54f3d33794d76ad25536d9efe3e762a5ba4040d29289123bb

  • SSDEEP

    49152:vzlnEcO3Cgrb/TbvO90d7HjmAFd4A64nsfJa/pJMBMvDF/4q4auspdkgKKhdvZfv:63CE/Xx4LKhdk8ESp

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\2024-06-28_82317fb2bbfdd8d5d288750e62faf9f4_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-28_82317fb2bbfdd8d5d288750e62faf9f4_poet-rat_snatch.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\system32\schtasks.exe
      C:\Windows\system32\schtasks.exe /CREATE /XML C:\Users\Admin\AppData\Local\Temp\rXjzRMtuXcyCzSIbpy /F /TN ChromeUpdateTaskMachinCore
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:1248
    • 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:2160
      • C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe
        "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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

    45439c18389da046b0d032d1d4950036

    SHA1

    e545e867a01b98db8c89f883c6f72affcc1547b1

    SHA256

    79c14f040a7742fd8e0164e896460e4c10390c447b0374528030397f813a096a

    SHA512

    1e4859793f2fa59a1f11c38e778cc8b681bc7d06e9a92ecfbbe8a81ebd36cb456fc867db0f8086bba4e50064829b78d52defe284dca2663f5ad98aee98edd7cf

  • C:\Users\Admin\AppData\Local\Temp\Cab368D.tmp

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar373F.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    1KB

    MD5

    aaa371e61cca9bbcd9b6571961b95d31

    SHA1

    c36262aeba6bae85aebc1bc1fe32f149cec70616

    SHA256

    4a1157305aa5f0e1e376d1ab4e9313bb17ef1d6e5ae5ce5748bb851cc8cfc391

    SHA512

    46d7da8baa9a54a9ebef058e230ffff0eb8d35e3a4b8409492a974cf959753b23ccabdc1f5453effcfa3c5fbd51552183adbf6b5c1c0ed7b84857e6bbd64c650

  • \Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe

    Filesize

    5.8MB

    MD5

    4d620e3b3ec8254d9f7223a85fc19599

    SHA1

    10412ddeaaff5b21d007754cf89f64f056b01d0b

    SHA256

    e5097131d8f83695c4950f02c4d611e14e7026b2b48e90cba857379e527268a8

    SHA512

    82141163c0a850892bbd42d140acf8995f3143c7c5d618957660414640819ee3ce4be5257c0765b1ac78c267a4732f2237b790d51c29bacc25b2d3691a5929c1