Analysis

  • max time kernel
    81s
  • 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
    03/02/2024, 20:49

General

  • Target

    8d505374eb3829d78d168288090b51b0.exe

  • Size

    5.5MB

  • MD5

    8d505374eb3829d78d168288090b51b0

  • SHA1

    119358c8ab0ef1c06153c92b67a53ee01fc67e0f

  • SHA256

    c5d96968231fe4487dc90a90af343d54dba39ec116da2a034bc3075302f5ac37

  • SHA512

    351108e0b120d39b9a3a0e4e139981d38c6156d06dd9d07dfc44a65d6eb0108b4b75694d3b0d3f4b5778e6558183bccf226f117980f8b3aab077860ccb35e776

  • SSDEEP

    49152:MLvGHoVlNAsIzRTqvlMq84l9GUVi6sJeiay3vRmCFOGNj8mW4JH53R+wVG+l0yd+:AvGHoxIpe0PL35mCckFR+vicS43

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\8d505374eb3829d78d168288090b51b0.exe
    "C:\Users\Admin\AppData\Local\Temp\8d505374eb3829d78d168288090b51b0.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\8d505374eb3829d78d168288090b51b0.exe
      C:\Users\Admin\AppData\Local\Temp\8d505374eb3829d78d168288090b51b0.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8d505374eb3829d78d168288090b51b0.exe

    Filesize

    64KB

    MD5

    4a392c406d9890900a48471ddae56036

    SHA1

    8d9e8a7c633eb75ea57d0cd855b30bc67cb74ae7

    SHA256

    99d944b96def24e04b00f91da914530a87113bc86fafa5ea9e44eac7079dfcca

    SHA512

    207a8471dbc582699589d56329767a4153e114771cec870a0886cc68b986c0c15b6c62ae0a393d45578943e43450de256bd1a3cedddce028533d9e3a728772db

  • memory/1976-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/1976-1-0x0000000002200000-0x000000000245A000-memory.dmp

    Filesize

    2.4MB

  • memory/1976-2-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/1976-13-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/4360-14-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4360-16-0x0000000002460000-0x00000000026BA000-memory.dmp

    Filesize

    2.4MB

  • memory/4360-30-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB