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Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/01/2024, 01:20

General

  • Target

    4267574eb084fdb517ee35054ddeb95c.exe

  • Size

    302KB

  • MD5

    4267574eb084fdb517ee35054ddeb95c

  • SHA1

    5cb4271451f9aeaf7e2cae5145d218046a83939c

  • SHA256

    365e32de290683abcfeb38ded452ef283126a344d40a6128141925fb1cc5d4f3

  • SHA512

    9fd5731fa350b650b7cce7301577304cb3d03fa4d14fd8e23181ad47bf226abadf260aa779737b818db1c4c8bbb4526a119aab2ca75c86819d42e3314757f4c0

  • SSDEEP

    3072:au0vkF+dIS/NyMGVeT2GdO/wveE/AIo7NsupJGgcSoUu7yE7scN3u1GN+rQC6AR:a9NyM6d/wvd/Aj7yupJJn4e6+8mQ

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\4267574eb084fdb517ee35054ddeb95c.exe
    "C:\Users\Admin\AppData\Local\Temp\4267574eb084fdb517ee35054ddeb95c.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Users\Admin\AppData\Local\Temp\4267574eb084fdb517ee35054ddeb95c.exe
      C:\Users\Admin\AppData\Local\Temp\4267574eb084fdb517ee35054ddeb95c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4267574eb084fdb517ee35054ddeb95c.exe

    Filesize

    302KB

    MD5

    107c745f49a1ea03de4b521159a3ffb2

    SHA1

    b19b0f4e1b753cd5ea2bb2b37e2e4121009a0d67

    SHA256

    c0aa3d8354d8d7d2e03e33ed3a32b9f0e7fe80e5a46072127cc056343c874ceb

    SHA512

    d99224e60e4cd31d3c9483b5b0abd4a757290e74e3b129ecf81a8de189b0930d73246bb33fab02fc9e9e714e2fe9cd7dec42d3f92ebe27288b00192209c67e4d

  • memory/2276-13-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2276-15-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/2276-16-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2276-32-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/4556-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/4556-1-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/4556-2-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/4556-14-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB