Overview

overview

7

Static

static

3

d9a8454216...ba.exe

windows7-x64

7

d9a8454216...ba.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 20:30

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General

  • Target

    d9a8454216ca4b321293109b998a58ba.exe

  • Size

    250KB

  • MD5

    d9a8454216ca4b321293109b998a58ba

  • SHA1

    858d29d569d46558e9161a6060a068d3aca71609

  • SHA256

    e25e4fbcb48fa3007b8a1477b56f72e2442217fc5f53c63c1aae7cf8d828e6ff

  • SHA512

    8374c9ae4add060ed5173d678b744af34a2221dc525868e49a7244fc4c59f7dbaaf89f652fa7173dbc1411edc4b349b948e0d186e0a050c85a41292d31a66bec

  • SSDEEP

    6144:Kt8IhVYFVED7l08BkjIf0r9b5if7/F0ZiCs9n/nLgpy:Kt8vVED3Bk0Mr9Vif7/F1h9nvLgpy

Score
7/10
persistence

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d9a8454216ca4b321293109b998a58ba.exe
    "C:\Users\Admin\AppData\Local\Temp\d9a8454216ca4b321293109b998a58ba.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Users\Admin\AppData\Local\Temp\Rar$EX7.src777\achsv.exe
      \\.\C:\Users\Admin\AppData\Local\Temp\Rar$EX7.src777\achsv.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1068
      • C:\Users\Admin\AppData\Local\Temp\Rar$EX7.src777\COM7.EXE
        \\.\C:\Users\Admin\AppData\Local\Temp\Rar$EX7.src777\COM7.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:2312
    • C:\Users\Admin\AppData\Local\Temp\Rar$EX7.src777\COM7.EXE
      \\.\C:\Users\Admin\AppData\Local\Temp\Rar$EX7.src777\COM7.EXE
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3068
      • C:\Windows\SysWOW64\reg.exe
        "C:\Windows\System32\reg.exe" ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /f /t REG_SZ /v COMLOADER /d "\\.\F:\Program Files\FoxitReader\bin\COM7.EXE"
        3⤵
        • Adds Run key to start application
        • Modifies registry key
        PID:2624
      • C:\Users\Admin\AppData\Local\Temp\Rar$EX7.src777\achsv.exe
        \\.\C:\Users\Admin\AppData\Local\Temp\Rar$EX7.src777\achsv.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:2616

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\Rar$EX7.src777\COM7.EXE
          Filesize

          251KB

          MD5

          8089c27d5dc31e9106f90cce45aa83df

          SHA1

          729ef10dede207f1a547500ba2ee23b21abe3ed5

          SHA256

          a7d9aefe910b50dbe94da73b85c537e4c9e05218dfb266312c5d0dcb99ac4ccd

          SHA512

          f0cbefc1e279d5517ec2848ff2c03482200cbe7d5090dbe0be7dd5bffbb440671c0e8c975aa3a59496c5c142a9e393b7d76aedd967c89eccec1062d27903bafd

          Download Submit

        • \Users\Admin\AppData\Local\Temp\Rar$EX7.src777\achsv.exe
          Filesize

          250KB

          MD5

          1c8358e6dbffa3d9464ddc80dd9012e9

          SHA1

          c7d5a9abffd2cb942b4d6cd3aeabfae458c1dc18

          SHA256

          1301268ec7231ee9ca5ff3335be19eb5a33d63c05ea7b74dd3b6a6116c74500a

          SHA512

          24eeb29ae789ca9e1b51876cf8ccf6ed2c5ab11dc16b23af5de2c77d210a4f7a9b4721265d9292451b0aef7d2e803910450651abe103d2fa3a9d566f6cdf15e2

          Download Submit

        • memory/1068-24-0x0000000000400000-0x000000000054B000-memory.dmp

          Filesize

          1.3MB

          Download

        • memory/1068-43-0x0000000000400000-0x000000000054B000-memory.dmp

          Filesize

          1.3MB

          Download

        • memory/2004-21-0x0000000000400000-0x000000000054B000-memory.dmp

          Filesize

          1.3MB

          Download

        • memory/2312-39-0x0000000000400000-0x000000000054B000-memory.dmp

          Filesize

          1.3MB

          Download

        • memory/2616-33-0x0000000000400000-0x000000000054B000-memory.dmp

          Filesize

          1.3MB

          Download

        • memory/3068-27-0x0000000000400000-0x000000000054B000-memory.dmp

          Filesize

          1.3MB

          Download