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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/10/2024, 02:07

General

  • Target

    96245ac3afbbd284ab0a250ef29178ad97dbaa475fe1f7231636c29bdbd1a6c9.dll

  • Size

    672KB

  • MD5

    f4ad23ec7d76d48355a204d4cca86bb9

  • SHA1

    21cc90073ea6b2e99f535272e4ec2127c6dfd4c3

  • SHA256

    96245ac3afbbd284ab0a250ef29178ad97dbaa475fe1f7231636c29bdbd1a6c9

  • SHA512

    bdf9ff9cea9d581d4f81524e720985ff82f52ed10267410c43cbeeae018afb2b5b0708d7666393df02284e08736060e124beba414de4a5648a91f6c952f3ab7a

  • SSDEEP

    6144:U34xznfAp4x+NWMqW/KZ1vCDTEpc2bysCZR6iwAtUnWKT5WK8Rpv1llfFfCRAuTF:UIKp/UWCZdCDh2IZDwAFRpR6Au

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Shellcode 1 IoCs

    Detects Dridex Payload shellcode injected in Explorer process.

  • Dridex payload 10 IoCs

    Detects Dridex x64 core DLL in memory.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 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.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\96245ac3afbbd284ab0a250ef29178ad97dbaa475fe1f7231636c29bdbd1a6c9.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:1004
  • C:\Windows\system32\SystemSettingsAdminFlows.exe
    C:\Windows\system32\SystemSettingsAdminFlows.exe
    1⤵
      PID:1520
    • C:\Users\Admin\AppData\Local\0BKvyuG0\SystemSettingsAdminFlows.exe
      C:\Users\Admin\AppData\Local\0BKvyuG0\SystemSettingsAdminFlows.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:2092
    • C:\Windows\system32\rdpclip.exe
      C:\Windows\system32\rdpclip.exe
      1⤵
        PID:4208
      • C:\Users\Admin\AppData\Local\O32Z1k01\rdpclip.exe
        C:\Users\Admin\AppData\Local\O32Z1k01\rdpclip.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:3984
      • C:\Windows\system32\SystemSettingsRemoveDevice.exe
        C:\Windows\system32\SystemSettingsRemoveDevice.exe
        1⤵
          PID:2708
        • C:\Users\Admin\AppData\Local\6bIx4WVu\SystemSettingsRemoveDevice.exe
          C:\Users\Admin\AppData\Local\6bIx4WVu\SystemSettingsRemoveDevice.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:1428

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\0BKvyuG0\DUI70.dll

          Filesize

          952KB

          MD5

          2f96a864f74746a7a520978eac51354e

          SHA1

          44f75f77b85fec8816534588a3dffd0145d9ab2b

          SHA256

          af77151a592c80be598cf3b735b3ed042676b1b9a7060d34c4fb67ca192e4bf8

          SHA512

          9425f2c9d4dd3d96fac3daf9998536facab5cc49126437a4b77a0f5b6552cb1e7c13340291ef3005c86fc9955c0db25b74c9ccf21c1be1d00fdf1928cbe8ce85

        • C:\Users\Admin\AppData\Local\0BKvyuG0\SystemSettingsAdminFlows.exe

          Filesize

          506KB

          MD5

          50adb2c7c145c729b9de8b7cf967dd24

          SHA1

          a31757f08da6f95156777c1132b6d5f1db3d8f30

          SHA256

          a7a2e7122d27308df37b7ab718ef3ac239e4216669f51331e34e205f59fb0aec

          SHA512

          715b4c93e79e896da1cf86cf4455a84cba1aeac34b6fd72d2afdf203a2034f6f8fac1d6501f0dd277a17bd1d7ab73ddd1887e01a99f2d26f39efeb94d0aac9b0

        • C:\Users\Admin\AppData\Local\6bIx4WVu\DUI70.dll

          Filesize

          952KB

          MD5

          cccb30a0c9d49a4fa36d387ef0c27615

          SHA1

          1e57b46aa373b8c1410b598dce1068ea7e636cb5

          SHA256

          c1c2e05640a8fd02a11be8a77ca913b11e0354272bf097fcc4d87fcdb519549e

          SHA512

          d970d5d13ddec1cd278d2896cc8a809adf5c696fa548ce5edef1b913153b0731d304cf18f1d0f76009b45ad7dee474c94b3593239864b0171cdbfec38055af8a

        • C:\Users\Admin\AppData\Local\6bIx4WVu\SystemSettingsRemoveDevice.exe

          Filesize

          39KB

          MD5

          7853f1c933690bb7c53c67151cbddeb0

          SHA1

          d47a1ad0ccba4c988c8ffc5cbf9636fd4f4fa6e6

          SHA256

          9500731b2a3442f11dfd08a8adfe027e7f32ef5834c628eed4b78be74168470d

          SHA512

          831993d610539d44422d769de6561a4622e1b9cb3d73253774b6cecabf57654a74cd88b4ebe20921585ea96d977225b9501f02a0f6a1fc7d2cad6824fd539304

        • C:\Users\Admin\AppData\Local\O32Z1k01\dwmapi.dll

          Filesize

          676KB

          MD5

          69dd31fef4839e00ee53cb61581646e4

          SHA1

          0480edf1354bc82e0812d8a58844d9975880ffe4

          SHA256

          3bd5f1f77780ca947fe552f9c0d8f073f61a27852ee396d39fee9d7a33d5cfb8

          SHA512

          52f2bc93c604cfa5c35185255acd05f3878379bf82c9b80e92522b54c535c27a201731c6b966fa95800025769e315217d4892a7839385eeba3206327a205702a

        • C:\Users\Admin\AppData\Local\O32Z1k01\rdpclip.exe

          Filesize

          446KB

          MD5

          a52402d6bd4e20a519a2eeec53332752

          SHA1

          129f2b6409395ef877b9ca39dd819a2703946a73

          SHA256

          9d5be181d9309dea98039d2ce619afe745fc8a9a1b1c05cf860b3620b5203308

          SHA512

          632dda67066cff2b940f27e3f409e164684994a02bda57d74e958c462b9a0963e922be4a487c06126cecc9ef34d34913ef8315524bf8422f83c0c135b8af924e

        • C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Updjljcn.lnk

          Filesize

          1KB

          MD5

          e64cf364b80b5574790c5e44c70ab6f4

          SHA1

          468dfae9bbd9bc1c478d639dcbf631fe6a4b5073

          SHA256

          aacbda0da079589405624c87818f66e3e1d4f2081f6b6677bf5ad1f3d97d45e4

          SHA512

          44368a1454b84411d9f95cfe5ca219c25b007faafa4ae64a7b634d18fe1f9be59d7c5cad68a9f0cf88a26fdc95ee895c806f9eeaac13e2ceec431d8b03ae1c89

        • memory/1004-2-0x0000013574800000-0x0000013574807000-memory.dmp

          Filesize

          28KB

        • memory/1004-38-0x00007FF80E620000-0x00007FF80E6C8000-memory.dmp

          Filesize

          672KB

        • memory/1004-0-0x00007FF80E620000-0x00007FF80E6C8000-memory.dmp

          Filesize

          672KB

        • memory/1428-79-0x00007FFFFF1A0000-0x00007FFFFF28E000-memory.dmp

          Filesize

          952KB

        • memory/2092-45-0x00007FFFFF1A0000-0x00007FFFFF28E000-memory.dmp

          Filesize

          952KB

        • memory/2092-47-0x000001D19E910000-0x000001D19E917000-memory.dmp

          Filesize

          28KB

        • memory/2092-50-0x00007FFFFF1A0000-0x00007FFFFF28E000-memory.dmp

          Filesize

          952KB

        • memory/3540-13-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-26-0x00007FF81CA30000-0x00007FF81CA40000-memory.dmp

          Filesize

          64KB

        • memory/3540-9-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-8-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-7-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-6-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-11-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-12-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-24-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-25-0x00007FF81CA40000-0x00007FF81CA50000-memory.dmp

          Filesize

          64KB

        • memory/3540-35-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-10-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-15-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-23-0x0000000000B10000-0x0000000000B17000-memory.dmp

          Filesize

          28KB

        • memory/3540-5-0x00007FF81C06A000-0x00007FF81C06B000-memory.dmp

          Filesize

          4KB

        • memory/3540-3-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

          Filesize

          4KB

        • memory/3540-14-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3540-16-0x0000000140000000-0x00000001400A8000-memory.dmp

          Filesize

          672KB

        • memory/3984-66-0x00007FFFFF1E0000-0x00007FFFFF289000-memory.dmp

          Filesize

          676KB

        • memory/3984-61-0x00007FFFFF1E0000-0x00007FFFFF289000-memory.dmp

          Filesize

          676KB

        • memory/3984-63-0x000001FE670C0000-0x000001FE670C7000-memory.dmp

          Filesize

          28KB