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Analysis

  • max time kernel
    143s
  • 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
    23/01/2024, 22:32

General

  • Target

    70bb0050fb94d2ba7f34387b493af4d0.exe

  • Size

    133KB

  • MD5

    70bb0050fb94d2ba7f34387b493af4d0

  • SHA1

    7f4aef0c6ce569587e03255a6c4fc1889739781d

  • SHA256

    7ec7f7c39c079d3a35bdbe72873f76f6f08269b7bda3b612ea74b42daac594b5

  • SHA512

    6b99e8dcab765822bcb304aa814415a17d93444f2a46d2ded0e02a3cac42f756b4b256045b07bcb883b9409203af8a82c84e9e423eb3c4f1a673b212952189bd

  • SSDEEP

    3072:Nyj0dxq9ORycTi2HZ04/ogxVFtqX3XNFtZroXNfQ2URY51prB8vvPJ5Q:FxqiXi20WbnqnXXUNfQ5RYvpt0XJ5Q

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\70bb0050fb94d2ba7f34387b493af4d0.exe
    "C:\Users\Admin\AppData\Local\Temp\70bb0050fb94d2ba7f34387b493af4d0.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4920
    • C:\Users\Admin\AppData\Local\Temp\70bb0050fb94d2ba7f34387b493af4d0.exe
      C:\Users\Admin\AppData\Local\Temp\70bb0050fb94d2ba7f34387b493af4d0.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:5024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\70bb0050fb94d2ba7f34387b493af4d0.exe

    Filesize

    133KB

    MD5

    7fcd6e0a94fd28148b6de3e3e82dc225

    SHA1

    5d06e4a15dc47f25bb68cc2f95c63374b36c70de

    SHA256

    338a4fac308e605028885afc973fd1656487944ff56ca37189ed62b65aaa5166

    SHA512

    87dcbfd5d1e62140e423df3eba69c405073c4fe3b0761297d9fa1ad43db00bcb0eee23c7696a3fbefa7bdec35d09b37f9fc7e4edb0c2af39799ff459e677f30e

  • memory/4920-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4920-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/4920-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4920-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5024-13-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/5024-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5024-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/5024-31-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB