Overview

overview

10

Static

static

10

1ec3690694...08.exe

windows7-x64

9

1ec3690694...08.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    91s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    03-02-2024 17:07

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General

  • Target

    1ec36906942f364c760a7d1704faaa3dfcd7d52bcd1678e8c7a2c434ca785808.exe

  • Size

    42KB

  • MD5

    ce36475e41157b1187801d6b663ab744

  • SHA1

    70a4c1e77ab8c2de2cdf928dabd7fedfbd7a41c4

  • SHA256

    1ec36906942f364c760a7d1704faaa3dfcd7d52bcd1678e8c7a2c434ca785808

  • SHA512

    1526d76a12e6cb98630d711752281068daa9188d7aaccaf3049d28fc4b18a24eb6a81c161d616273b7e4deefa24f5481b8e4ff58a6c8491737763fc9e21bb521

  • SSDEEP

    768:PO1oR/rVS1RzK4wbs+D/SIJX+ZZ1SQQwZuIOPzD04rOcWNJLoYg:P5S1FKnDtkuImKNJ8

Score
9/10
ransomware

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Renames multiple (2999) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Drops file in Program Files directory 64 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ec36906942f364c760a7d1704faaa3dfcd7d52bcd1678e8c7a2c434ca785808.exe
    "C:\Users\Admin\AppData\Local\Temp\1ec36906942f364c760a7d1704faaa3dfcd7d52bcd1678e8c7a2c434ca785808.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Users\Admin\AppData\Local\Temp\1ec36906942f364c760a7d1704faaa3dfcd7d52bcd1678e8c7a2c434ca785808.exe
      "C:\Users\Admin\AppData\Local\Temp\1ec36906942f364c760a7d1704faaa3dfcd7d52bcd1678e8c7a2c434ca785808.exe" n2432
      2⤵
        PID:2836
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2840
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1528
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:2568
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1172
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2784
    • C:\Windows\system32\wbengine.exe
      "C:\Windows\system32\wbengine.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2236
    • C:\Windows\System32\vdsldr.exe
      C:\Windows\System32\vdsldr.exe -Embedding
      1⤵
        PID:2460
      • C:\Windows\System32\vds.exe
        C:\Windows\System32\vds.exe
        1⤵
          PID:324
        • C:\Windows\system32\Dwm.exe
          "C:\Windows\system32\Dwm.exe"
          1⤵
            PID:1096

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\+README-WARNING+.txt
            Filesize

            470B

            MD5

            a4e7a9721a9ffef9f17e30de82036d5e

            SHA1

            4709a1182ebe118725e0170805ecc6a80df42667

            SHA256

            f8e189b16d13ba97744dd0c924df9e23d3d1f2020d625ba294ef0fe5ac408aef

            SHA512

            e960ec30ee81d04b6e4341c04ccc3d7aeeb1c48b4e43968cb6554788a25323b41a653678d0321a585ab5569e4eb28df098ac68e6b70b672080f1409516c23d66

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