Analysis

  • max time kernel
    3s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 02:09

General

  • Target

    23f9722883a35d597e3c81e25467946e.dll

  • Size

    1.8MB

  • MD5

    23f9722883a35d597e3c81e25467946e

  • SHA1

    cb4c7efa90cae0fbc9c09006309070b9009cbe21

  • SHA256

    574f1ff94f0541c9f61e481da5571b871f08cc353dfd3e7ac3f26db7c48092bd

  • SHA512

    4e024d71ce8fc26a76b26ddbdc92a2476bede0cd4c65eab92c7f0ac597246e2a32432d8e67d53729434dd2cffdc6aa0b40c2f5ff634e21333c7f2b8043e2a7d6

  • SSDEEP

    12288:cVI0W/TtlPLfJCm3WIYxJ9yK5IQ9PElOlidGAWilgm5Qq0nB6wtt4AenZ1:pfP7fWsK5z9A+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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\23f9722883a35d597e3c81e25467946e.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:4696
  • C:\Windows\system32\SystemPropertiesDataExecutionPrevention.exe
    C:\Windows\system32\SystemPropertiesDataExecutionPrevention.exe
    1⤵
      PID:3812
    • C:\Users\Admin\AppData\Local\8cUn95O9O\SystemPropertiesDataExecutionPrevention.exe
      C:\Users\Admin\AppData\Local\8cUn95O9O\SystemPropertiesDataExecutionPrevention.exe
      1⤵
        PID:2344
      • C:\Windows\system32\BdeUISrv.exe
        C:\Windows\system32\BdeUISrv.exe
        1⤵
          PID:4320
        • C:\Users\Admin\AppData\Local\jXHH\BdeUISrv.exe
          C:\Users\Admin\AppData\Local\jXHH\BdeUISrv.exe
          1⤵
            PID:2792
          • C:\Users\Admin\AppData\Local\2Ex9d5\wlrmdr.exe
            C:\Users\Admin\AppData\Local\2Ex9d5\wlrmdr.exe
            1⤵
              PID:1864

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\2Ex9d5\DUI70.dll

                    Filesize

                    2.1MB

                    MD5

                    5778498d28bdd0992e7f14021f31f431

                    SHA1

                    2e6aa54a115f9bc52337f85db5257c4ff8175969

                    SHA256

                    087775601141028da6c411938419ab2213b35138ce5e3aca66b3601386b8ae07

                    SHA512

                    4cd5bc909b3fadeb14be3dbca3c939a63f76e3fd4a40368b943c89e708f858537d3b9f3314edc70a38ba24869bb270548ee8fd3beb3d8f817c972bde4bc5d4bf

                  • C:\Users\Admin\AppData\Local\2Ex9d5\wlrmdr.exe

                    Filesize

                    66KB

                    MD5

                    ef9bba7a637a11b224a90bf90a8943ac

                    SHA1

                    4747ec6efd2d41e049159249c2d888189bb33d1d

                    SHA256

                    2fda95aafb2e9284c730bf912b93f60a75b151941adc14445ed1e056140325b1

                    SHA512

                    4c1fdb8e4bf25546a2a33c95268593746f5ae2666ce36c6d9ba5833357f13720c4722231224e82308af8c156485a2c86ffd97e3093717a28d1300d3787ef1831

                  • C:\Users\Admin\AppData\Local\8cUn95O9O\SYSDM.CPL

                    Filesize

                    1.8MB

                    MD5

                    9e808ed225d34e28d10df34ec73d7b0e

                    SHA1

                    12c05a360e40475b5ff611795129a4d5ba1096d4

                    SHA256

                    cc115559b99e76c3d6a2428b314c176b7dfdba1a2bc1d98a054bbdb59f1407e5

                    SHA512

                    edd72bd01efda4d0dc79c365d2051f126f48225948086767df7fba4f01a5ab8f62d9eb797c4c164f4d81dde466da8b135c8a0feb147df4ee5fe977183114e8d1

                  • C:\Users\Admin\AppData\Local\8cUn95O9O\SystemPropertiesDataExecutionPrevention.exe

                    Filesize

                    82KB

                    MD5

                    de58532954c2704f2b2309ffc320651d

                    SHA1

                    0a9fc98f4d47dccb0b231edf9a63309314f68e3b

                    SHA256

                    1f810658969560f6e7d7a14f71d1196382e53b984ca190fa9b178ac4a32acfb3

                    SHA512

                    d4d57cc30d9079f4e9193ba42631e8e53d86b22e9c655d7a8c25e5be0e5e1d6dfff4714ddc23e3e392809d623b4f8d43c63893f74c325fc77459ac03c7a451ed

                  • C:\Users\Admin\AppData\Local\jXHH\BdeUISrv.exe

                    Filesize

                    54KB

                    MD5

                    8595075667ff2c9a9f9e2eebc62d8f53

                    SHA1

                    c48b54e571f05d4e21d015bb3926c2129f19191a

                    SHA256

                    20b05c77f898be08737082e969b39f54fa39753c8c0a06142eb7ad5e0764a2db

                    SHA512

                    080dbcdd9234c07efe6cea4919ffa305fdc381ccebed9d1020dd6551b54e20e52387e62a344502fa4a85249defd0f9b506528b8dd34675bc9f51f664b8fc4d88

                  • C:\Users\Admin\AppData\Local\jXHH\WTSAPI32.dll

                    Filesize

                    1.8MB

                    MD5

                    63f58594c3fc344df441728f8954142b

                    SHA1

                    5392b49d41c2feb6cc7146b6375602872e2c3754

                    SHA256

                    ae051b68bf8b35c23e0e009e30b7d4bd374964434a8aa694eb517ca917462aeb

                    SHA512

                    bea2b9db9280c155008be31643daba115e5d5580e5a5c34fc18c267b30602040fb198d29a0c04cf0edb33d168bcbb67f09c44b24c5baa1f7ec312767b0798940

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

                    Filesize

                    1KB

                    MD5

                    a7b703ce61296ecad7855ba80484317a

                    SHA1

                    8ed17a4c94b0f4812d50b2273c602bed42dfd71b

                    SHA256

                    75cde7b27755679086aaa4bfb5e08833da5ce90d82aee92d145e1eced70addac

                    SHA512

                    ec2130dc0e193141bd9b0a7fb97816cc2c5b192aa2ffd0dc74933de4142197187bcb32f6715f1e391078f28eb96e24025c3458f3f60a3f4033deb3a3c50e7563

                  • memory/1864-113-0x0000013365AF0000-0x0000013365AF7000-memory.dmp

                    Filesize

                    28KB

                  • memory/2344-77-0x0000000140000000-0x00000001401CA000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/2344-78-0x00000172A5F00000-0x00000172A5F07000-memory.dmp

                    Filesize

                    28KB

                  • memory/2344-83-0x0000000140000000-0x00000001401CA000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/2792-96-0x0000014045B20000-0x0000014045B27000-memory.dmp

                    Filesize

                    28KB

                  • memory/3436-35-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-28-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-48-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-50-0x0000000000F60000-0x0000000000F67000-memory.dmp

                    Filesize

                    28KB

                  • memory/3436-46-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-56-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-45-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-57-0x00007FFE990E0000-0x00007FFE990F0000-memory.dmp

                    Filesize

                    64KB

                  • memory/3436-44-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-68-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-66-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-43-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-41-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-42-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-40-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-39-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-37-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-36-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-38-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-32-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-33-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-29-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-34-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-31-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-30-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-47-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-27-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-25-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-21-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-17-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-26-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-24-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-23-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-22-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-20-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-19-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-18-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-16-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-15-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-14-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-13-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-12-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-10-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-9-0x00007FFE98C3A000-0x00007FFE98C3B000-memory.dmp

                    Filesize

                    4KB

                  • memory/3436-8-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-11-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/3436-4-0x0000000002D80000-0x0000000002D81000-memory.dmp

                    Filesize

                    4KB

                  • memory/3436-6-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/4696-7-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB

                  • memory/4696-2-0x0000020EEBEA0000-0x0000020EEBEA7000-memory.dmp

                    Filesize

                    28KB

                  • memory/4696-0-0x0000000140000000-0x00000001401C9000-memory.dmp

                    Filesize

                    1.8MB