Analysis

  • max time kernel
    75s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    26-05-2022 18:51

General

  • Target

    c6e799eeeba0345de98b4e9a6ac76b82.exe

  • Size

    292KB

  • MD5

    c6e799eeeba0345de98b4e9a6ac76b82

  • SHA1

    268bafbd996997350d32521a0012602960c5d004

  • SHA256

    e17bfb8370c8badf90756f650e1be4794e77a57abb3619c30789364756304759

  • SHA512

    b229294931fe70480a7cb0937b33311fa838e5b5f1ac880a1e8fd06b67ddee6c4b691d9a0d93004be86deba5300faf55511cd910fad56f89c4e79b5eead6f681

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6e799eeeba0345de98b4e9a6ac76b82.exe
    "C:\Users\Admin\AppData\Local\Temp\c6e799eeeba0345de98b4e9a6ac76b82.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Users\Admin\AppData\Local\Temp\dvukljmnr.exe
      C:\Users\Admin\AppData\Local\Temp\dvukljmnr.exe C:\Users\Admin\AppData\Local\Temp\xxsjdcnfw
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:768
      • C:\Users\Admin\AppData\Local\Temp\dvukljmnr.exe
        C:\Users\Admin\AppData\Local\Temp\dvukljmnr.exe C:\Users\Admin\AppData\Local\Temp\xxsjdcnfw
        3⤵
          PID:2504

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\4qh31ayyhk84s8sjtofn

      Filesize

      184KB

      MD5

      17179b4032c3411541c24ca24c8c9aae

      SHA1

      13f54b0c026b6c7e53aa94df8f73fa24ecaa0393

      SHA256

      b82ca9a52d0ac42aeb246ed7fa0fd7f95c6248f6684b1ab8e6d973ee934ce0b9

      SHA512

      6127e76eec4d121be3ee8a45da44220a33ac57924255738f80edab3b92a7fd7d8f002779fa0f3296f3b795671767853e49dd2642eb43419e373284bfbd8b0201

    • C:\Users\Admin\AppData\Local\Temp\dvukljmnr.exe

      Filesize

      187KB

      MD5

      9cecb9e88c1ff3d7a4ffc8bfeb27c2e1

      SHA1

      63223ba95bfa3bf5c33b2fa08376afc90b35465e

      SHA256

      78c9548a33abd68ed553bb2a48166afd21041b9d868a0373e4a11b93409db049

      SHA512

      be4365f78f9da5d3ab920100debf9a23f94101c5482db6fbb8708913006483df0a6dc882baac4d11eb942b464e548ac4f31a044f13fe6670b68da1b95a2fdaae

    • C:\Users\Admin\AppData\Local\Temp\dvukljmnr.exe

      Filesize

      187KB

      MD5

      9cecb9e88c1ff3d7a4ffc8bfeb27c2e1

      SHA1

      63223ba95bfa3bf5c33b2fa08376afc90b35465e

      SHA256

      78c9548a33abd68ed553bb2a48166afd21041b9d868a0373e4a11b93409db049

      SHA512

      be4365f78f9da5d3ab920100debf9a23f94101c5482db6fbb8708913006483df0a6dc882baac4d11eb942b464e548ac4f31a044f13fe6670b68da1b95a2fdaae

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

      Filesize

      4KB

      MD5

      498c16613e82cebca0fc1541214be952

      SHA1

      23e7da2aa1b3ef5f3aec1ae51f797da4f421efc5

      SHA256

      7f40da6288c8e939afea7a6512e518933d1802f6b822817b21e3b457af445ce8

      SHA512

      ba6b040c01b60827f893f918de5478e83b53da511ef62d0b10b2a12ec17f64c2ff64bd50dc1be814809153ae90c913370010bacf22636fbd4820b409e6183a7b

    • memory/768-130-0x0000000000000000-mapping.dmp

    • memory/2504-135-0x0000000000000000-mapping.dmp