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Analysis

  • max time kernel
    142s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/01/2024, 02:32

General

  • Target

    57c0c96f77cfe14b32dd935d8b731c2c.exe

  • Size

    133KB

  • MD5

    57c0c96f77cfe14b32dd935d8b731c2c

  • SHA1

    4731392ffd0cb79526c41297b334eb34a808da38

  • SHA256

    a38a76075926f127b08d91dc5878b1dbab59f8d199e252f600fd75a80514cdfe

  • SHA512

    34f8da9079bbdeaf2830067414a2e9e95e1ab84c6bdcff87484c479f04709c9711f78253acf976c5e937a9d85fec183e97a772d8340bcd00ea9b309a9753223c

  • SSDEEP

    3072:lhiE4lDQJt3nOP84/c2JNGSlGNisCb+LD8YrVM+Q:WE4lmt3O0M3opCb+v8Yr/Q

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\57c0c96f77cfe14b32dd935d8b731c2c.exe
    "C:\Users\Admin\AppData\Local\Temp\57c0c96f77cfe14b32dd935d8b731c2c.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1952
    • C:\Users\Admin\AppData\Local\Temp\57c0c96f77cfe14b32dd935d8b731c2c.exe
      C:\Users\Admin\AppData\Local\Temp\57c0c96f77cfe14b32dd935d8b731c2c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\57c0c96f77cfe14b32dd935d8b731c2c.exe

    Filesize

    133KB

    MD5

    4696abe2ca001947d93ffee7d2e86966

    SHA1

    7e575c3b29cfc32994cd3b601a7fa94c1c14d98a

    SHA256

    64238af3ce5787dbe60700657bf7becb0b438537956b56e328f3e8d817b1f67a

    SHA512

    f47a51c4f22a75609896f1e2f70f8a53021c109d18ee6bfd05877867c15d8da0edb6458acbe6e5e3f53e7d67b1987ee4a732786b6cfd2509ec38648a6ed12d4e

  • memory/1952-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1952-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/1952-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1952-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4820-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4820-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4820-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/4820-30-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB