Analysis

  • max time kernel
    185s
  • max time network
    183s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2022, 00:50

General

  • Target

    99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e.exe

  • Size

    324KB

  • MD5

    930888edc9d1b200439f6d6c3d46d98f

  • SHA1

    835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

  • SHA256

    99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

  • SHA512

    d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

  • SSDEEP

    3072:6BNmGSGtGSGOGOGlGln+VP/m8ClX0kUb+16H6b5p8I0yH/JN8HOWShM+L7aL7rBz:6+bELf/Ml/cWdi5pV/JNWOVhM+JI

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 13 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 13 IoCs
  • Executes dropped EXE 12 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 51 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e.exe
    "C:\Users\Admin\AppData\Local\Temp\99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e.exe"
    1⤵
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4996
    • C:\Program Files\Windows Common Files\Commgr.exe
      "C:\Program Files\Windows Common Files\Commgr.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      PID:1240
    • C:\Program Files\Windows Alerter\WinAlert.exe
      "C:\Program Files\Windows Alerter\WinAlert.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:1396
    • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
      "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1156
      • C:\Program Files\Windows Common Files\Commgr.exe
        "C:\Program Files\Windows Common Files\Commgr.exe"
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        PID:4320
    • C:\Program Files\Windows Common Files\Commgr.exe
      "C:\Program Files\Windows Common Files\Commgr.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:4812
    • C:\Program Files\Windows Alerter\WinAlert.exe
      "C:\Program Files\Windows Alerter\WinAlert.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:768
    • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
      "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:544
    • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
      "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:1772
    • C:\Program Files\Windows Common Files\Commgr.exe
      "C:\Program Files\Windows Common Files\Commgr.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:2188
    • C:\Program Files\Windows Alerter\WinAlert.exe
      "C:\Program Files\Windows Alerter\WinAlert.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        PID:4532
      • C:\Program Files\Windows Common Files\Commgr.exe
        "C:\Program Files\Windows Common Files\Commgr.exe"
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        PID:1176

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Program Files\Windows Alerter\WinAlert.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Alerter\WinAlert.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Alerter\WinAlert.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Alerter\WinAlert.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Common Files\Commgr.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Common Files\Commgr.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Common Files\Commgr.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Common Files\Commgr.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Common Files\Commgr.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\Program Files\Windows Common Files\Commgr.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe

          Filesize

          324KB

          MD5

          930888edc9d1b200439f6d6c3d46d98f

          SHA1

          835f1a4b3bfa0c7d1a0a910dae3e1290b37a82ab

          SHA256

          99da589fdc02aa9d7d6b38c08bdec0935142d92434a3f263405dff7a4f22e20e

          SHA512

          d29cf28fc0f7f272fecfdeb51fc2f49b37d7b6dfbd2dc192f3e1cd56c83c368c4a71b4d5ba7a116de30865df69b1beee45e850bd7f25adcef03f0f898f2ea261

        • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\bnf0342

          Filesize

          370B

          MD5

          e2cf0888d496e68c8a8497d735ea23ee

          SHA1

          87e99be2f20fc49d94edfe5e772abb3f62a89281

          SHA256

          87ff1570c6bc80a42c27037affbbe8a4d252b51ad324cafcee4c6c4a53eb499b

          SHA512

          17b1343f40069b6bf482ba053a17b40f3ec4e5d0f869ae1204cc67323aa2db2b3ca10d0752503927a6f7d11993b103c31160d6ded05ae88e2f0a485ce77eb1ae

        • memory/544-174-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/544-164-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/768-171-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/768-162-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/1156-159-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/1156-179-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/1176-175-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/1240-157-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/1396-156-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/1772-161-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/1772-170-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/2188-180-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/2188-163-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/2380-158-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/4320-177-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/4532-176-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/4812-160-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/4812-169-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/4996-133-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/4996-178-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB