Analysis

  • max time kernel
    144s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/03/2024, 00:15

General

  • Target

    d0c5877e5e1b83822ee1b4168df029f261ce414bc941ead51c1b176625af9610.exe

  • Size

    260KB

  • MD5

    07d5270febab755b5234260f8d4b5744

  • SHA1

    82b0db40bfb8dab500edc1f81712334fa546c5e0

  • SHA256

    d0c5877e5e1b83822ee1b4168df029f261ce414bc941ead51c1b176625af9610

  • SHA512

    8944fcc7c63e98407e41dcc9b46b526ef075f7bcd0cc475b1cf37d838e9c1243f4b124f2bea1412388a4b1975639e4087793756d5e64fa641edfbe6a4ba3018d

  • SSDEEP

    1536:DuhL7dKJY/aTztv1UF7+RcbpP/iOOaDXl32oNIVelT2r9ZLzi/4kgg57lmKwrr5n:GBKBy7+8pCOH1ch9ZLqrwrr58VX7C

Score
10/10

Malware Config

Extracted

Family

urelas

C2

1.234.83.146

133.242.129.155

218.54.31.226

218.54.31.165

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d0c5877e5e1b83822ee1b4168df029f261ce414bc941ead51c1b176625af9610.exe
    "C:\Users\Admin\AppData\Local\Temp\d0c5877e5e1b83822ee1b4168df029f261ce414bc941ead51c1b176625af9610.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4500
    • C:\Users\Admin\AppData\Local\Temp\dufih.exe
      "C:\Users\Admin\AppData\Local\Temp\dufih.exe"
      2⤵
      • Executes dropped EXE
      PID:2072
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
      2⤵
        PID:2136
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3876 --field-trial-handle=2496,i,15897292497548307209,13920214570023230813,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4564

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\_uinsey.bat

              Filesize

              340B

              MD5

              efe3a284e74e73225b2f37295f7f8c32

              SHA1

              b66161ff254687c688abcf92338a38f7b1caf0fe

              SHA256

              71d5c10547bba70a33b5ef3ce30d69ccd639a9a667e465214db686a83b00309a

              SHA512

              dc2811b0477b9d8d5afeda41cc93aa7dd3225da067e99e16aefbe236c9d9f8478667869f5d7d5d2230e87f7699c89e2bd128d77ed635928730eb23d080f55928

            • C:\Users\Admin\AppData\Local\Temp\dufih.exe

              Filesize

              38KB

              MD5

              617c289ddac8b0d5f78d19eb6a3edeca

              SHA1

              c04959333c2e96131c8b591149a55e6bcd789f84

              SHA256

              d975a861d233b486e7ecc125a2049e3f1a351842e2b37dd4fbf56ee200853b5f

              SHA512

              9571c63b02ad49c6d98f3d479d7e2b0aa143a9c529d418ce272bdfd5931f4dbb4ad6645420c8f8e84f175e4ca88f34ba57fde9a50b30a9cf64ce48d8a2975ea0

            • C:\Users\Admin\AppData\Local\Temp\dufih.exe

              Filesize

              260KB

              MD5

              2352b71a879a806cba7bec60575759da

              SHA1

              f95e742946571477a45942a2a20a5b4c3aa08298

              SHA256

              591c48118e6f6a3134254f535b16d254fe5e22384499529d24dc1fbccdbaf36d

              SHA512

              3b9fb1d3c3c18603e0883c13cf106d195c6dd2ffa4e8028318d5f160ccc8af5f758b94fee2fce1c3efd9167150f8ddbb81fd91ae3bfdf18b45bc063afaee2bcd

            • memory/2072-16-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/4500-0-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/4500-13-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB