Analysis

  • max time kernel
    72s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-01-2024 14:07

General

  • Target

    56aab8ab8148757ed3d270d8333be525.dll

  • Size

    3.2MB

  • MD5

    56aab8ab8148757ed3d270d8333be525

  • SHA1

    f237bd80c955fa89473ed0c52438853ff59787e3

  • SHA256

    4839189e4054f17776f8d3b668a5ee8e2bcdf4439a057a3c32b481de3e3a2f0f

  • SHA512

    a16cf852e96eb14cf7f0036fab87cca980887af5072bd38f3a2cb64753a8a69b5dc14059e2d035a28b0cb9cebd3821248880b83eb9915fa96cb5f87a70c0b330

  • SSDEEP

    12288:fVI0W/TtlPLfJCm3WIYxJ9yK5IQ9PElOlidGAWilgm5Qq0nB6wtt4AenZ1HX:WfP7fWsK5z9A+WGAW+V5SB6Ct4bnbH

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.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 4 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 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\56aab8ab8148757ed3d270d8333be525.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:388
  • C:\Windows\system32\osk.exe
    C:\Windows\system32\osk.exe
    1⤵
      PID:2560
    • C:\Users\Admin\AppData\Local\rsCvb1\osk.exe
      C:\Users\Admin\AppData\Local\rsCvb1\osk.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:3960
    • C:\Windows\system32\SystemPropertiesComputerName.exe
      C:\Windows\system32\SystemPropertiesComputerName.exe
      1⤵
        PID:1432
      • C:\Users\Admin\AppData\Local\ij9\SystemPropertiesComputerName.exe
        C:\Users\Admin\AppData\Local\ij9\SystemPropertiesComputerName.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:4900
      • C:\Windows\system32\dxgiadaptercache.exe
        C:\Windows\system32\dxgiadaptercache.exe
        1⤵
          PID:1808
        • C:\Users\Admin\AppData\Local\ztgGjNC\dxgiadaptercache.exe
          C:\Users\Admin\AppData\Local\ztgGjNC\dxgiadaptercache.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:848

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\ij9\SYSDM.CPL

          Filesize

          101KB

          MD5

          5dacef32fff8e34c82cdddf3e470b0f3

          SHA1

          44c25fa1502a8901e67a43bcb9127333c88f5ba5

          SHA256

          f9e2892e05fded00036eb6949a3b21faa072c3a311035d67e4fece16315b28f5

          SHA512

          fabd9b506113224ce72a64cab05c32bb19e329d497065022b46ec8ee369ab5912e43dae234058094ea421fb4926e613584a8f290045231e1c2fb7ebbc33063e6

        • C:\Users\Admin\AppData\Local\ij9\SYSDM.CPL

          Filesize

          58KB

          MD5

          cc2a4b42779d6c3e98722403a322ca50

          SHA1

          56158d6a42d6f109ef3eb6dfb284bfa4c4666956

          SHA256

          a20ce4c6f4a8f1b52d4b31daef49895df5c115e8017c3c405b964e1b8750ba37

          SHA512

          021e2fe24d8139d5b94666eaa0902064d58a7b9d0cfa225d6f89856335471831545a1f50d588729039bd574fd95c36ec092e6b62824ac3a7b8732f11ddbac1f5

        • C:\Users\Admin\AppData\Local\ij9\SystemPropertiesComputerName.exe

          Filesize

          82KB

          MD5

          6711765f323289f5008a6a2a04b6f264

          SHA1

          d8116fdf73608b4b254ad83c74f2232584d24144

          SHA256

          bd3a97327326e2245938ec6099f20059b446ff0fe1c10b9317d15d1a1dd5331e

          SHA512

          438abd282d9d1c0e7e5db2ce027ff9522c3980278b32b2eae09c595884a8dcbfd5178bc5926b1d15f03174303382e13f5d5ecab9a5d8e31fc07ef39e66c012e8

        • C:\Users\Admin\AppData\Local\rsCvb1\dwmapi.dll

          Filesize

          18KB

          MD5

          ea930fa381ce4ed40edf1a750f0f3ab0

          SHA1

          6a8f5cb46d30fdd729dbb095e526ca7aa4b00a07

          SHA256

          8dd46ddddbdfecde846b8b538a23f0cdc5ee9efa73ed587773707d08cbb5cf38

          SHA512

          61391c1964d8c1006cc66fefb339a589bcb77e107821bc298d0c366636666ed1cc0aaf9f48155a536c2aabe7ef7961367e2834d1d0c0485178fb861f50d6db40

        • C:\Users\Admin\AppData\Local\rsCvb1\dwmapi.dll

          Filesize

          75KB

          MD5

          927cc08eeecd1639efee5c21d58d082f

          SHA1

          a7bbbbe52e5087922140027564b612428bb518c5

          SHA256

          e3f6b6343faee838102ad6a7117ac23097cf72ec8f1f4a88147c52f4ea7f7222

          SHA512

          4192c8928c3922d294ab20f9bce1dd7849b8ed24265e7106a87614f0c4b386102a7cc3a27543e18154f48760de5d3707748e76f74f8343ec1b3020293bebe213

        • C:\Users\Admin\AppData\Local\rsCvb1\osk.exe

          Filesize

          33KB

          MD5

          69e998938069b60bfded8e019804aa12

          SHA1

          5e737bc5785c2fc6a48402b126eebbb0df28e3b1

          SHA256

          6b24088aac27835c1214e4525edba821026459d682823839e6256745520663b0

          SHA512

          714ed5024d19add7f98c02f26b6552c54a7285e0d609df8a3b49826dea42abbafffd7375213d3dbb590e5beaa771aa78e8ddcc5a9e3eca19c8769396c7a37137

        • C:\Users\Admin\AppData\Local\rsCvb1\osk.exe

          Filesize

          92KB

          MD5

          569c48141990626428209c214e313627

          SHA1

          ea2bf0464947fc5117276e90994105f13af4df0a

          SHA256

          9df47235ce9935eafafda14b872916d7e62e5286125bba0c29f30e97eac18cf7

          SHA512

          0e177d21a83d3b8890e94567c5dc8b1613dac918cff9cbbec437e6145208ac799e1371f0df535320db2be07051f1b6715a5b62ec715b50b5ff4f2861a25712e5

        • C:\Users\Admin\AppData\Local\ztgGjNC\dxgi.dll

          Filesize

          67KB

          MD5

          4f3c8cba3cfa7f314ce22eb733292c36

          SHA1

          758fbda8921fbcaf5a899ee612249b7dd6aada2b

          SHA256

          e7f408e8e444f112ddd4efda759f126b3bbefae7728d8fee8526632277c4a84a

          SHA512

          8b46c85f11bd80c477cb7a8ce6686598e869655bf7b96945127830d7f0407029060de1d07ca87000bb556024be2a3b3f5326593470fe025962d4b2d30f3ce723

        • C:\Users\Admin\AppData\Local\ztgGjNC\dxgi.dll

          Filesize

          13KB

          MD5

          922c3352d2693f4be4bfff879f0e6e24

          SHA1

          98b09a31be38a1149f97372ebc3841e6b5768242

          SHA256

          c616a07ebb2861cbf1a755e710faeed62ab0dbd7367dd457699c9083b50398a5

          SHA512

          d2791919d7c910a55de8e9e3f25269ebecf8bffa6fa7a03ea1a02f6d99eab286575c5e69d64268d67d244982454fd77efdfe9f4936e57a848015620ab606ca39

        • C:\Users\Admin\AppData\Local\ztgGjNC\dxgi.dll

          Filesize

          18KB

          MD5

          c2c3d8ecb301ed97c63c00cf678843b4

          SHA1

          67aef38675ba807602926ce2e3b833d8c48552c5

          SHA256

          b4cfd89512ec97dfedc30c924e069f554eac0bb8e65197c574224ea936ae3d0d

          SHA512

          d15568cf59c2aa8218327f9886639cf66677914ce2317d46803c6e6da91a99bc14ba8c8c45c3ed896d597983a446c63f3c7dd4b5210149b6e76f96cfd7a0ca14

        • C:\Users\Admin\AppData\Local\ztgGjNC\dxgiadaptercache.exe

          Filesize

          74KB

          MD5

          a936c07fd03bb0633c3ca046ad67b9ba

          SHA1

          046c34b38496c7e2befcfe04a68b2de109e3f1a1

          SHA256

          d5ee7a041bb5b07767b79aa8aac418d496e007dd532b7af9abb6997775aef338

          SHA512

          6e0afc6484c18bc2e73a2e684fb48028f98d055e4a7fd24281fb3081f27cd9413066bd0a63f9f81bdcb72f7e9c79b5ba1662f47fc75f56717ac3ada3b669b8cf

        • C:\Users\Admin\AppData\Local\ztgGjNC\dxgiadaptercache.exe

          Filesize

          59KB

          MD5

          7e71dc3511c68ad6d4df49dae87e2e33

          SHA1

          6b52f565662670ab55eb0c9d228d7cc0566548f4

          SHA256

          5a65db3b22a18a5a9a863bb283a55cfa8de6c4f697e7a7e5ded2fa3d67b7b4c9

          SHA512

          0096e924eaa2979e468e41606e666087089872cd4f9ec35ba28ed6d3bd118df0d593be947803573ed841f7e98e88c058eb87c670f4c73972a7050399f621057e

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

          Filesize

          1KB

          MD5

          6f59798781b9bafbac6e797da246d5da

          SHA1

          351797a970943f55e88e10761581465d0f41a332

          SHA256

          7c62732f5e0b14cd608fa1b639407a57dfd6ed71a5223e31e10df3def22b95dc

          SHA512

          c6d4b73784234f7c31918c8acbeeadf4abddee08917db2af10f60b7fbe1b835558ee38564ce9dc01f2374b4e6f983a878d763511b6b898e73de3caef8ecc5912

        • C:\Users\Admin\AppData\Roaming\Microsoft\Credentials\Zwf\SYSDM.CPL

          Filesize

          7KB

          MD5

          1b976e1d52e05dba43c55d1d7d93b7e4

          SHA1

          083d1f0ea707ff05efdabe09f38c9507e085cd1f

          SHA256

          aca120687c04b444b714fe6a497d55e3af2ea791470ae6d05489148a7a58e198

          SHA512

          32893b004dcb2f79b109198bea79f3ffce971238401217fef4981662de19f9eeade7efdc22047a75dc9bd1d1b6b4eb031c23fdb94d6da0a8053c0aa4d43106c4

        • C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\23hG\dwmapi.dll

          Filesize

          53KB

          MD5

          0fa9fe3cf1783a9db864f87e14fe7bf1

          SHA1

          a381097f9c1f18baedcd97bb6d77440554f23286

          SHA256

          3c5f0c7b76d308bcbd8d75eb154ee5525ff6be6eda62022144f17dfb90d1db5b

          SHA512

          b1f42f6fb0696188d8a4abd5f275cb28001b714198a5f4da8baac6d65f00586562e22ef2fd4fbd81f19b2c525c5378cdf7a806a1ecfb1a7ec6f94c6da0573788

        • memory/388-1-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/388-62-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/388-0-0x00000272D79F0000-0x00000272D79F7000-memory.dmp

          Filesize

          28KB

        • memory/848-138-0x0000016718BB0000-0x0000016718BB7000-memory.dmp

          Filesize

          28KB

        • memory/3348-61-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-37-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-35-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-36-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-38-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-40-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-41-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-42-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-45-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-48-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-46-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-51-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-53-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-54-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-57-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-59-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-58-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-60-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-56-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-55-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-52-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-50-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-30-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-63-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-65-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-64-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-49-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-47-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-44-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-43-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-39-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-33-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-34-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-32-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-31-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-29-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-27-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-25-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-23-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-21-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-20-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-17-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-16-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-14-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-13-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-11-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-8-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-75-0x00000000010E0000-0x00000000010E7000-memory.dmp

          Filesize

          28KB

        • memory/3348-83-0x00007FF86F720000-0x00007FF86F730000-memory.dmp

          Filesize

          64KB

        • memory/3348-28-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-4-0x0000000001120000-0x0000000001121000-memory.dmp

          Filesize

          4KB

        • memory/3348-7-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-26-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-24-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-22-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-19-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-18-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-15-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-12-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-10-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-9-0x0000000140000000-0x000000014032C000-memory.dmp

          Filesize

          3.2MB

        • memory/3348-6-0x00007FF86EFAA000-0x00007FF86EFAB000-memory.dmp

          Filesize

          4KB

        • memory/3960-103-0x000001E127990000-0x000001E127997000-memory.dmp

          Filesize

          28KB

        • memory/4900-120-0x0000029B2B4A0000-0x0000029B2B4A7000-memory.dmp

          Filesize

          28KB