Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    31/05/2024, 15:53

General

  • Target

    bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe

  • Size

    51KB

  • MD5

    9afc3bd7af72c151fb81c7af5a17424e

  • SHA1

    810c2f270e799e6e0dff0f007fcee2b95714cb79

  • SHA256

    bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22

  • SHA512

    8a8c4d06ad91fbc4ed3039a30bf85c78b674b95f9c6b0c3ee40eda9df4d82a5d78e8e50ca1f0010f09a7d6df52e19ad617da381c4f6e38fb5f6a036a73cdcd99

  • SSDEEP

    768:buDOw9UiaoWUB2preAr+OfjRW00S16avdrQFiLjJvtXm:buDOw9aWifVgoc+vXm

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe
    "C:\Users\Admin\AppData\Local\Temp\bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\lossy.exe
      "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
      2⤵
      • Executes dropped EXE
      PID:2604

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\lossy.exe

          Filesize

          51KB

          MD5

          d69346b0de0d57230c0be79ec3e37e1f

          SHA1

          e37bbc3e4b4145d2d1fd7c16aea938b4e18507af

          SHA256

          272d5f2cf98547b905cd158599fa03c23658b4ad968e4755b9fa48234590a9b6

          SHA512

          4b4c4f6cac7afdf9d4c82c09727292476d153b6d9f7e8d7f8bafe9eb2a5bde99e50593cff9432347db63b7bbced8b48541ab8e61da37fb442bc02eaab43b5eb1

        • memory/1944-3-0x0000000000300000-0x0000000000306000-memory.dmp

          Filesize

          24KB

        • memory/1944-2-0x0000000000240000-0x0000000000246000-memory.dmp

          Filesize

          24KB

        • memory/1944-1-0x0000000008000000-0x000000000800F000-memory.dmp

          Filesize

          60KB

        • memory/1944-0-0x0000000000240000-0x0000000000246000-memory.dmp

          Filesize

          24KB

        • memory/1944-13-0x0000000002BB0000-0x0000000002BBF000-memory.dmp

          Filesize

          60KB

        • memory/2604-16-0x0000000008000000-0x000000000800F000-memory.dmp

          Filesize

          60KB

        • memory/2604-18-0x0000000001C90000-0x0000000001C96000-memory.dmp

          Filesize

          24KB

        • memory/2604-25-0x0000000000440000-0x0000000000446000-memory.dmp

          Filesize

          24KB

        • memory/2604-26-0x0000000008000000-0x000000000800F000-memory.dmp

          Filesize

          60KB