Analysis

  • max time kernel
    137s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 14:13

General

  • Target

    bb53e6980426166dea692b7eb97efc13.exe

  • Size

    266KB

  • MD5

    bb53e6980426166dea692b7eb97efc13

  • SHA1

    39e950b36de508c84153ba53f612fbcef4676d39

  • SHA256

    3bd9b70e496ef21777fd65abeb444fc562c64ce43d5202d03d15bcd0ba87e309

  • SHA512

    46784f79771a9fd0ce5891087ee3b2dbd21c07c63db62d8759554d927dc374296f6e211037ffc062e4012c070b09e4cb46dcea9d1419c701272926d303250c52

  • SSDEEP

    6144:PsOBy/epEX3MezPRB9CgH2oIje9gZrabIzIj/bnOfQ:Ps21pEHJzr9Kje9g0Dnf

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bb53e6980426166dea692b7eb97efc13.exe
    "C:\Users\Admin\AppData\Local\Temp\bb53e6980426166dea692b7eb97efc13.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\bb53e6980426166dea692b7eb97efc13.exe
      C:\Users\Admin\AppData\Local\Temp\bb53e6980426166dea692b7eb97efc13.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2180

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\bb53e6980426166dea692b7eb97efc13.exe

          Filesize

          266KB

          MD5

          437416ae055f83e6f516c22243c7ba77

          SHA1

          8e75d62604b7b92c81cafb5561c45cfec04e9b92

          SHA256

          04d4098b455e67806eb9ffa82b27ff35a3e9d96c5df0b03025c17b2814de1934

          SHA512

          9dc44950c86ede6771749b3bcfe884947a5c088d57023fa270e10e7247df41f2064762198afc66c7284695dbff283786ce9e747b6f85b78f6611c155e8d251f0

        • memory/1960-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/1960-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/1960-1-0x00000000000E0000-0x0000000000101000-memory.dmp

          Filesize

          132KB

        • memory/1960-15-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/2180-17-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2180-19-0x0000000000150000-0x0000000000171000-memory.dmp

          Filesize

          132KB

        • memory/2180-42-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB