Analysis

  • max time kernel
    153s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 13:09

General

  • Target

    1983cdf8bdad5856b029bf240dad1e88.exe

  • Size

    302KB

  • MD5

    1983cdf8bdad5856b029bf240dad1e88

  • SHA1

    ec41943e464cdaabcbf98a87a4c36e16e95cb801

  • SHA256

    43834be9f23978a5cce333160fae959e3ddffb32de80d905924a9cb1fcf081d6

  • SHA512

    65596c6346df0184aa6d36a074ddf988ddb9a82bcc2d52986dbf73947b01361776cd47261c994469e9e150168a563cbb89374e337983f47f59d553fa7666d253

  • SSDEEP

    6144:HfJJc7HwJGbj0yb0uzd0NyYd5ZCt5H8mQ:/J2wJGP0pu655Zwcm

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\1983cdf8bdad5856b029bf240dad1e88.exe
    "C:\Users\Admin\AppData\Local\Temp\1983cdf8bdad5856b029bf240dad1e88.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:516
    • C:\Users\Admin\AppData\Local\Temp\1983cdf8bdad5856b029bf240dad1e88.exe
      C:\Users\Admin\AppData\Local\Temp\1983cdf8bdad5856b029bf240dad1e88.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\1983cdf8bdad5856b029bf240dad1e88.exe

    Filesize

    302KB

    MD5

    3d74b8d2f915ca16ea0750347138bfd7

    SHA1

    158785e7d139262f1674cdefe6f83498dfd5543b

    SHA256

    b858fdb07ebed384ddd306d52c0032e8963df7c778e92feb21d31e0bf2c7ffb0

    SHA512

    e3397fbc0abd29733f250283b294807b934d5edb0628811bf1f44ebd4491e817027227fdb0e0af863710d7d904d48f33ddb538f8925c4a837de8a34c513f6034

  • memory/516-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/516-1-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/516-2-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/516-14-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2212-16-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/2212-15-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2212-17-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2212-31-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB