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Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15/03/2024, 17:24

General

  • Target

    cbfd27dde404d77469120bed9bbce202.dll

  • Size

    3.7MB

  • MD5

    cbfd27dde404d77469120bed9bbce202

  • SHA1

    ad3f6b2db5b62b5d60cd897afc61cddd309c601e

  • SHA256

    7680c695e0b6d5727a579ec97176868aa3f58f4fc0a9433aaa6d999e18749818

  • SHA512

    fbbda697f62273f9964c124d2e24b6d3ba90c28c7053cadf403590860f129bdc9555b679f18cb74c662e2efbf686f22dded317a8f9ab8e5d37126a773e0b877e

  • SSDEEP

    12288:KVI0W/TtlPLfJCm3WIYxJ9yK5IQ9PElOlidGAWilgm5Qq0nB6wtt4AenZ1OSuQ2:XfP7fWsK5z9A+WGAW+V5SB6Ct4bnb

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 7 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 18 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\cbfd27dde404d77469120bed9bbce202.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:2076
  • C:\Windows\system32\osk.exe
    C:\Windows\system32\osk.exe
    1⤵
      PID:2356
    • C:\Users\Admin\AppData\Local\slKo1\osk.exe
      C:\Users\Admin\AppData\Local\slKo1\osk.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:1948
    • C:\Windows\system32\raserver.exe
      C:\Windows\system32\raserver.exe
      1⤵
        PID:2308
      • C:\Users\Admin\AppData\Local\7ix\raserver.exe
        C:\Users\Admin\AppData\Local\7ix\raserver.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:1936
      • C:\Windows\system32\Dxpserver.exe
        C:\Windows\system32\Dxpserver.exe
        1⤵
          PID:1080
        • C:\Users\Admin\AppData\Local\V1en\Dxpserver.exe
          C:\Users\Admin\AppData\Local\V1en\Dxpserver.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:2312

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\7ix\WTSAPI32.dll

          Filesize

          3.6MB

          MD5

          7c741a8d59caac78b2e6c82a8a4522ee

          SHA1

          cc65c89e987e5ea12f94455032ca376d89035673

          SHA256

          03f6b0c2ba44736e5cf1b9cbff300a10aefb21a086638209b2ef5115cdcddb6e

          SHA512

          65cc2cbe7845dcf27e9e4eb1ca932a9ef2dc8d2e0bb5d90a4a5d3adb98e39cbe6996a1b381a4f1fcbe66c3ed969a0eee09d4bc53c848ab13a722b137f34eda3f

        • C:\Users\Admin\AppData\Local\7ix\raserver.exe

          Filesize

          123KB

          MD5

          cd0bc0b6b8d219808aea3ecd4e889b19

          SHA1

          9f8f4071ce2484008e36fdfd963378f4ebad703f

          SHA256

          16abc530c0367df1ad631f09e14c565cf99561949aa14acc533cd54bf8a5e22c

          SHA512

          84291ea3fafb38ef96817d5fe4a972475ef8ea24a4353568029e892fa8e15cf8e8f6ef4ff567813cd3b38092f0db4577d9dccb22be755eebdd4f77e623dc80ac

        • C:\Users\Admin\AppData\Local\V1en\Dxpserver.exe

          Filesize

          64KB

          MD5

          afa448d4f32a100d79a92b810a186134

          SHA1

          0730f11792b08dac0c51b3a3bab6e82159754f3b

          SHA256

          1520fe771206411abee2ba69a307ef7020e0aa8a0f69540e39c995a010fc3bd9

          SHA512

          6369ca19fc6ad2c0052547bf4771f38067c60f1bdca95ea16580466a0eada0b6e4c8b2f00e72bd4fd506770a52a380e54bef1dcc1c875dcc9f51a6509bb6edbd

        • C:\Users\Admin\AppData\Local\V1en\dwmapi.dll

          Filesize

          64KB

          MD5

          95f6942757d03300dee7e5901b0497fe

          SHA1

          5b30c6f76e965880e8f794423653914960d7af43

          SHA256

          2551b3ff8d7fff9a0f6b016264283fde40147e13e476bc52c85c6b837d7b25b6

          SHA512

          d2258544d0496192660897c3746b29dcd697dc75a419503746ff2175e1b9b55e7d3fab006522af4df9176200b975ee0d47effe5f3e0b1d4eb7829552fbd11120

        • C:\Users\Admin\AppData\Local\slKo1\OLEACC.dll

          Filesize

          968KB

          MD5

          e03751055fb720e3383af6110e9beaf5

          SHA1

          644e84f5442c010adb5d953b7d435639cb8de226

          SHA256

          09c3cc4d3d0a62ece59a5c2833ffa3698cfc983ec365691c1e542fe4ee479592

          SHA512

          bdc653e6337fac425f838fe63c3aae50295491fbea9f282a79808ed3d6616cffac460933367f244c16d83f32243f1bd58674dc1f499ebeea3c3cd32822ee8f26

        • C:\Users\Admin\AppData\Local\slKo1\osk.exe

          Filesize

          676KB

          MD5

          b918311a8e59fb8ccf613a110024deba

          SHA1

          a9a64a53d2d1c023d058cfe23db4c9b4fbe59d1b

          SHA256

          e1f7612086c2d01f15f2e74f1c22bc6abeb56f18e6bda058edce8d780aebb353

          SHA512

          e3a2480e546bf31509d6e0ffb5ce9dc5da3eb93a1a06d8e89b68165f2dd9ad520edac52af4c485c93fe6028dffaf7fcaadaafb04e524954dd117551afff87cf1

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

          Filesize

          976B

          MD5

          afbc32a549015b7a251a2228fd0f2b58

          SHA1

          5d851b7436c8254125f7e8ff42fdfdca273d521c

          SHA256

          de4654542d3cb6d91094d0f29138d62a8591e615f0709f836cfd148e49881664

          SHA512

          2229807fc2da83e736f5a320da96e278880e102446c469b7bda7fe7f277e2a9c181b8617732d5d8847e237ff6660a5f02bcbec582729d2047ac00b5cdda18d9a

        • C:\Users\Admin\AppData\Roaming\Macromedia\pvtov\OLEACC.dll

          Filesize

          3.7MB

          MD5

          73ed39ce4b3acc701b066463434e1044

          SHA1

          4deb6c23e4424405076fd023b07a98f96c7f3e60

          SHA256

          f1bcc6db84ad15322d868ee469eaa3cd5758ca27c5bad8011297ea487c4171e2

          SHA512

          3e54489023954b99781dab670b6ec842d14ed9231c434290dbce48f9f3913f57ec0a83519365c052cdc0126ac0a945a2afd4ee5251280e4bc91c299fcbd25865

        • C:\Users\Admin\AppData\Roaming\Macromedia\pvtov\osk.exe

          Filesize

          154KB

          MD5

          7f4254cc8264d2c75a2966cecda77b23

          SHA1

          2753a074e88b5acb9cbaf1d2b989b323eacd1961

          SHA256

          cc5111211390022b709650008979403a6c8360df958358cec66084ffc08fc502

          SHA512

          5382256097c1d2c464abf338128ce7da27862bf17510adf9bf7d5b3d04426a70aaa9197ec48419a6699e0e02effafbf04f23e0ddcf63cb1a983c5847916239fb

        • \Users\Admin\AppData\Local\7ix\WTSAPI32.dll

          Filesize

          3.7MB

          MD5

          774fbf51a76fac8204b7a1c2089b7c14

          SHA1

          7bdd9460948aba6c57f958e1ddb9490b8c4f660e

          SHA256

          9a4d76982944d9c2e8b8c0bf597e7a3b4f01579a5ef6f7ce1eb895b0f2f44b53

          SHA512

          7ac4d3fc840cccd87d70e0f08f173aa6a138818ae1a21dadfd442f289151537ad4bfa7d21eebec3852e60bd6422a25fb8cf636033332d246f8cb04cc1241c0db

        • \Users\Admin\AppData\Local\V1en\Dxpserver.exe

          Filesize

          259KB

          MD5

          4d38389fb92e43c77a524fd96dbafd21

          SHA1

          08014e52f6894cad4f1d1e6fc1a703732e9acd19

          SHA256

          070bc95c486c15d2edc3548ba416dc9565ead401cb03a0472f719fb55ac94e73

          SHA512

          02d8d130cff2b8de15139d309e1cd74a2148bb786fd749e5f22775d45e193b0f75adf40274375cabce33576480ff20456f25172d29a034cd134b8084d40a67ba

        • \Users\Admin\AppData\Local\V1en\dwmapi.dll

          Filesize

          3.7MB

          MD5

          71e901588246a9fd4b2edd7fd8a3b787

          SHA1

          9b72acc1702912ddfeabb21e7eee60bdf8c69812

          SHA256

          3d89ffb4733b0f70577b470d3a0ceddba0781e9a95bc3537d2f64c2caa02ff11

          SHA512

          2289cffc1cc50c29f330de6175ff2a41f92ef078e964ed2ba687582aa6bd57c32cbb6bbe2a4c5e99e5dadfea92e2cc2d746f3f3f25dd17ad59b48e204bd5db3c

        • \Users\Admin\AppData\Local\slKo1\OLEACC.dll

          Filesize

          979KB

          MD5

          39ff0fd5c62ddf79b73a6804921d7d5f

          SHA1

          f29cb7ea7d3b7292d02e71abdeec0e8fe5c2f0a5

          SHA256

          3045dba7f5f4f9ba29b58e7ee18d408ea9f24d65553400b2bc148c7998c9c18d

          SHA512

          f6bc476d2da15a0cb2c83f76c264df64f34cdeb1dc33d8a39c2a3c57d631b5b0a0af03e5321fce4e7c13019b4cd4140ba6783c028511d75522e6f3598df2aa7a

        • \Users\Admin\AppData\Local\slKo1\osk.exe

          Filesize

          568KB

          MD5

          99906cc5dfe5fbfa52b9c5b1694357d3

          SHA1

          9100736a1c95ac2a81b69d8499fa809f71cf2c83

          SHA256

          bbea08a668c99df40026f7e9b1acac033ecaec6e3f7cea10078e8a3df2d064ea

          SHA512

          6fcd9ff3d66f1f8820ea260609630b911cc069c1e688de3b00104cf1cde16e357c6de7edac756d8cac15e56933fd9db82b722c2db0320b65c528451e73456f41

        • memory/1392-46-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-55-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-15-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-11-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-24-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-27-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-28-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-25-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-29-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-26-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-31-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-32-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-33-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-34-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-30-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-35-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-37-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-36-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-38-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-41-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-42-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-43-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-39-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-44-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-40-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-45-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-4-0x0000000077306000-0x0000000077307000-memory.dmp

          Filesize

          4KB

        • memory/1392-47-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-48-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-49-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-50-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-51-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-52-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-53-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-54-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-19-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-56-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-57-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-58-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-59-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-60-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-61-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-62-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-63-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-64-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-65-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-73-0x00000000026D0000-0x00000000026D7000-memory.dmp

          Filesize

          28KB

        • memory/1392-81-0x0000000077511000-0x0000000077512000-memory.dmp

          Filesize

          4KB

        • memory/1392-82-0x0000000077670000-0x0000000077672000-memory.dmp

          Filesize

          8KB

        • memory/1392-23-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-22-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-21-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-20-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-5-0x0000000002700000-0x0000000002701000-memory.dmp

          Filesize

          4KB

        • memory/1392-18-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-17-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-16-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-13-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-7-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-14-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-12-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-10-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-9-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/1392-165-0x0000000077306000-0x0000000077307000-memory.dmp

          Filesize

          4KB

        • memory/1936-126-0x00000000000F0000-0x00000000000F7000-memory.dmp

          Filesize

          28KB

        • memory/1948-109-0x00000000001F0000-0x00000000001F7000-memory.dmp

          Filesize

          28KB

        • memory/2076-0-0x0000000000120000-0x0000000000127000-memory.dmp

          Filesize

          28KB

        • memory/2076-1-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB

        • memory/2076-8-0x0000000140000000-0x00000001403B8000-memory.dmp

          Filesize

          3.7MB