Analysis

  • max time kernel
    122s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 22:58

General

  • Target

    064e045117d3dbd7387953637481757f.exe

  • Size

    133KB

  • MD5

    064e045117d3dbd7387953637481757f

  • SHA1

    ada71055e992adbf559889cac78904976597ff50

  • SHA256

    a394efeed89d1123899c57790056f695c6962d1d4da3d2e2f564a5f462bf4ef3

  • SHA512

    f3f09f25d0fd923e0461c64eb45acd94d90426b24f322eab2e6368521b867fe33347b8b5bc06dd4ac672577aed0130b0c335aa3fbca226c793a26206a1b8ede2

  • SSDEEP

    3072:DOTvkbEJj1ta8TkQ2A/DMvuSZihaJsXX6Xv+AmhPAKscLmkUbmstXtQ:DovkA51joZaAEQ2jAm6cLE7dQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\064e045117d3dbd7387953637481757f.exe
    "C:\Users\Admin\AppData\Local\Temp\064e045117d3dbd7387953637481757f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2212
    • C:\Users\Admin\AppData\Local\Temp\064e045117d3dbd7387953637481757f.exe
      C:\Users\Admin\AppData\Local\Temp\064e045117d3dbd7387953637481757f.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\064e045117d3dbd7387953637481757f.exe

    Filesize

    133KB

    MD5

    54b934782fd784dcb47849a1bf057a3a

    SHA1

    def5abe68a97f9005e7de4278110f600c9487ea5

    SHA256

    8143a4910ac9d24ed667261263f09096099f0cfe90759d090a90dab67540d521

    SHA512

    12cc87e00af0642779dc4bde13d63b871dd8222a0df7860caff6263a16fb2eae97efc9d12d32dca22a5d9a504d3abccc6fd77e04d3b5deafcca47beeb7cd5c58

  • memory/2116-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2116-18-0x00000000001D0000-0x00000000001F1000-memory.dmp

    Filesize

    132KB

  • memory/2116-43-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2212-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2212-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2212-1-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2212-13-0x0000000000230000-0x00000000002B6000-memory.dmp

    Filesize

    536KB

  • memory/2212-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB