Analysis

  • max time kernel
    4s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 15:41

General

  • Target

    63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2.exe

  • Size

    965KB

  • MD5

    925c5799af9bad558c7b67e3eae9c7b9

  • SHA1

    27c39a087d526d859b71035399a69ad31f2098a6

  • SHA256

    63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

  • SHA512

    6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

  • SSDEEP

    24576:htb20pkaCqT5TBWgNQ7awG92RH4uEFWY6A:yVg5tQ7awG92RY3F/5

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NTFS ADS 3 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2.exe
    "C:\Users\Admin\AppData\Local\Temp\63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2.exe"
    1⤵
    • Loads dropped DLL
    • NTFS ADS
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Users\Admin\AppData\Roaming\20008.exe
      "C:\Users\Admin\AppData\Roaming\20008.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • NTFS ADS
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1752
      • C:\Windows\SysWOW64\WerFault.exe
        "C:\Windows\SysWOW64\WerFault.exe"
        3⤵
          PID:524

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\r
      Filesize

      1KB

      MD5

      8db5d85d4e4fdd5502d657ac2f777304

      SHA1

      c0e5a0782cf843aa2e82c36a1df367d8ea5c03d4

      SHA256

      af005b46e08dddc9820363673bc425500f5ed7ab5c30f26f3ce273b8f9971f5c

      SHA512

      acc00a26d8177723fe8c8caf413e88d72c446d9a56d459b8748102a90cbfb1a56e9df9c2d7db40eb5b6d4888ec9519e7af715d23644d99ceb33fd0c8081835ff

    • C:\Users\Admin\AppData\Local\Temp\rr
      Filesize

      120KB

      MD5

      25e21c29a5059a50bf864442a1598cb3

      SHA1

      3c199b6152483d427294e0ad18c8afc1423dceaf

      SHA256

      e7ec8cdf6fa393f681dca49ab6a0c20e561cff5002f3ad1c9b5d89d614fa0382

      SHA512

      35f14256969d2118f5e485339f8641e773b7664cdb60228b195c6888306a2be8c0a2065663a750f35488bea6708adb4e8323be9f23df332a8c36402b4d8b1a86

    • C:\Users\Admin\AppData\Roaming\20008.exe
      Filesize

      965KB

      MD5

      925c5799af9bad558c7b67e3eae9c7b9

      SHA1

      27c39a087d526d859b71035399a69ad31f2098a6

      SHA256

      63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

      SHA512

      6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

    • C:\Users\Admin\AppData\Roaming\20008.exe
      Filesize

      965KB

      MD5

      925c5799af9bad558c7b67e3eae9c7b9

      SHA1

      27c39a087d526d859b71035399a69ad31f2098a6

      SHA256

      63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

      SHA512

      6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

    • \Users\Admin\AppData\Roaming\20008.exe
      Filesize

      965KB

      MD5

      925c5799af9bad558c7b67e3eae9c7b9

      SHA1

      27c39a087d526d859b71035399a69ad31f2098a6

      SHA256

      63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

      SHA512

      6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

    • \Users\Admin\AppData\Roaming\20008.exe
      Filesize

      965KB

      MD5

      925c5799af9bad558c7b67e3eae9c7b9

      SHA1

      27c39a087d526d859b71035399a69ad31f2098a6

      SHA256

      63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

      SHA512

      6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

    • \Users\Admin\AppData\Roaming\20008.exe
      Filesize

      965KB

      MD5

      925c5799af9bad558c7b67e3eae9c7b9

      SHA1

      27c39a087d526d859b71035399a69ad31f2098a6

      SHA256

      63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

      SHA512

      6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

    • \Users\Admin\AppData\Roaming\20008.exe
      Filesize

      965KB

      MD5

      925c5799af9bad558c7b67e3eae9c7b9

      SHA1

      27c39a087d526d859b71035399a69ad31f2098a6

      SHA256

      63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

      SHA512

      6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

    • memory/524-65-0x0000000000400000-0x0000000000424000-memory.dmp
      Filesize

      144KB

    • memory/524-68-0x0000000000400000-0x0000000000424000-memory.dmp
      Filesize

      144KB

    • memory/524-69-0x0000000000400000-0x0000000000424000-memory.dmp
      Filesize

      144KB

    • memory/524-70-0x0000000000400000-0x0000000000424000-memory.dmp
      Filesize

      144KB

    • memory/524-66-0x0000000000400000-0x0000000000424000-memory.dmp
      Filesize

      144KB

    • memory/524-71-0x000000000041F4EA-mapping.dmp
    • memory/1616-54-0x0000000075C81000-0x0000000075C83000-memory.dmp
      Filesize

      8KB

    • memory/1752-59-0x0000000000000000-mapping.dmp