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Analysis

  • max time kernel
    146s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 12:21

General

  • Target

    af3d519bd12d60130d9ae029fde0d434f5840f102f6c6217bc0ecafaa9baf32d.exe

  • Size

    489KB

  • MD5

    87f875ed4fb7fe7153d7601819e7c65b

  • SHA1

    da1bedeeee6c2e0b8d24639b2394489c0f07c829

  • SHA256

    af3d519bd12d60130d9ae029fde0d434f5840f102f6c6217bc0ecafaa9baf32d

  • SHA512

    bb7fc532656abb7409a5410e4a443d24d52a99f4ef22ec0d910828a833fb1835426644f6061583da7547938381f183d479e04513cdc5cb4ed96650aa163d5a51

  • SSDEEP

    12288:d+QfhJ7kNO9EoUOPKD3ypHaWIjsDEDsj:dXJ7kY9EoUpDipjED

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.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af3d519bd12d60130d9ae029fde0d434f5840f102f6c6217bc0ecafaa9baf32d.exe
    "C:\Users\Admin\AppData\Local\Temp\af3d519bd12d60130d9ae029fde0d434f5840f102f6c6217bc0ecafaa9baf32d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1568
    • C:\Users\Admin\AppData\Local\Temp\befadegfdg_P.exe
      C:\Users\Admin\AppData\Local\Temp\befadegfdg_P.exe 6|8|9|0|5|5|7|1|1|2|7 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
      2⤵
      • Executes dropped EXE
      PID:4132
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4132 -s 228
        3⤵
        • Program crash
        PID:4832
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4132 -ip 4132
    1⤵
      PID:4200

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

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

      Filesize

      674KB

      MD5

      93c3c1d0d5299bb9cefe9e9181a17070

      SHA1

      77a89de10714fd3862276d65ca4cb440628d81a4

      SHA256

      fbe70131b58335fc221283fe76ee5ebeef38c677ab97a7a775ec1a8beb32aaa7

      SHA512

      9e2871266f95a6f96fd92db2f37141f4a39b095922e1a6f482a73fbaaeb653464f4ff0e445ef3aec95e9b1f2437245ff68fd7bc1c5e5341c572b24a1e4ab0ce3

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

      Filesize

      674KB

      MD5

      93c3c1d0d5299bb9cefe9e9181a17070

      SHA1

      77a89de10714fd3862276d65ca4cb440628d81a4

      SHA256

      fbe70131b58335fc221283fe76ee5ebeef38c677ab97a7a775ec1a8beb32aaa7

      SHA512

      9e2871266f95a6f96fd92db2f37141f4a39b095922e1a6f482a73fbaaeb653464f4ff0e445ef3aec95e9b1f2437245ff68fd7bc1c5e5341c572b24a1e4ab0ce3