Analysis

  • max time kernel
    89s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/01/2024, 16:04

General

  • Target

    77c9ede84cc8aa08249868903990f197.exe

  • Size

    133KB

  • MD5

    77c9ede84cc8aa08249868903990f197

  • SHA1

    5c087432151bf16007b0a8d802e1823ac4846a5d

  • SHA256

    264a4fb7492638decfbfc69236122d07d6698593fe4ddff351474ef7c38bd9f6

  • SHA512

    e2afddbcf7ff90cccf3b856b6ca184a024b5bf871af6dec07d347c84edb7ad0969a628983febfcc3c51cf8107d34b391ebc9db5543f76f9fd4a86a825b307a23

  • SSDEEP

    3072:C6uKSa/plVxEd4qKGy+D6sR6Vki1nvAGja03Mo0uQ6Q:puBavEdVKDc74WunvAGm03h0upQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\77c9ede84cc8aa08249868903990f197.exe
    "C:\Users\Admin\AppData\Local\Temp\77c9ede84cc8aa08249868903990f197.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2552
    • C:\Users\Admin\AppData\Local\Temp\77c9ede84cc8aa08249868903990f197.exe
      C:\Users\Admin\AppData\Local\Temp\77c9ede84cc8aa08249868903990f197.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\77c9ede84cc8aa08249868903990f197.exe

    Filesize

    133KB

    MD5

    b1e002c75f0e7bd577f517cf6979f436

    SHA1

    a99ab18b0e09cd97bbd8a9fbba35d701d4b3817e

    SHA256

    fe115df5bd8b3801033b39d0e90768585e95969e7590d1c8c9607232f7c2013e

    SHA512

    9adea683286790743def23dbea5b40d6eab45a1ccade6df85a00d800e55a73526103c90e47aef597b0fecb9a7e23cad03af9152143c09056ff4c4f45470cc308

  • memory/1324-15-0x00000000001D0000-0x00000000001F1000-memory.dmp

    Filesize

    132KB

  • memory/1324-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1324-33-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2552-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2552-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/2552-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2552-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB