Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2024 18:13

General

  • Target

    e9e528ce64fe548d5315d36d4ae765585f2c28f58104c3d579377e79862cd6b8.dll

  • Size

    940KB

  • MD5

    d63ff00d75923760db3db59ad66520ee

  • SHA1

    698ef541cd9d32955422d8af16fdbc2437039bd0

  • SHA256

    e9e528ce64fe548d5315d36d4ae765585f2c28f58104c3d579377e79862cd6b8

  • SHA512

    347238b6dbe7c5a1b9e4610a5d3b2b9f93ca34a3999c21b1257ccec507bcb1a4d792164f6461fde911147b1cff20e817d575e7c7e10406b9c00fabaf0372b1e2

  • SSDEEP

    12288:gPVKLvdxQPKSoVXxTaGcb68Uzx2TBeOWhZJpK8:gtKTrsKSKBTSb6DUXWq8

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 9 IoCs

    Detects Dridex x64 core DLL in memory.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 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\e9e528ce64fe548d5315d36d4ae765585f2c28f58104c3d579377e79862cd6b8.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:2628
  • C:\Windows\system32\rdpclip.exe
    C:\Windows\system32\rdpclip.exe
    1⤵
      PID:2972
    • C:\Users\Admin\AppData\Local\L8ML8ivA0\rdpclip.exe
      C:\Users\Admin\AppData\Local\L8ML8ivA0\rdpclip.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:1368
    • C:\Windows\system32\VaultSysUi.exe
      C:\Windows\system32\VaultSysUi.exe
      1⤵
        PID:2076
      • C:\Users\Admin\AppData\Local\CWQ\VaultSysUi.exe
        C:\Users\Admin\AppData\Local\CWQ\VaultSysUi.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:2204
      • C:\Windows\system32\ddodiag.exe
        C:\Windows\system32\ddodiag.exe
        1⤵
          PID:1268
        • C:\Users\Admin\AppData\Local\Po4HU0\ddodiag.exe
          C:\Users\Admin\AppData\Local\Po4HU0\ddodiag.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:576

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\CWQ\credui.dll

          Filesize

          944KB

          MD5

          6a692308039b9b36a255e484d4d295eb

          SHA1

          802262ed8dc250df846753ba5969e3e09834c185

          SHA256

          569f140a2cfd91ed3cebef13d7f1f19e9b8245adfd6c9a3049d0b328419ff523

          SHA512

          d409b041c88da52e79a6f43c45d47ced4726da61d6743b874a74f5aa17856897c943ca71215305c74142bb7cc5640759364f3034473a871bce6dc11e4ec87185

        • C:\Users\Admin\AppData\Local\L8ML8ivA0\WTSAPI32.dll

          Filesize

          944KB

          MD5

          e0d89b9d0bdb4b377ce5a74aca02bda3

          SHA1

          311b5bea61835a383988b6844c757afa76ae10c6

          SHA256

          d7db0fa9506d2051f87761032ee03a2aa1c7cea8862b8675092798821ccca5f4

          SHA512

          c92dc67ece62fc8016f434baa0caea715f320e0fa08ed08c0943b56ef787d43076bd2dde4156b02ed1264b1f6db3ad0ef89da01b74bbf52088c986787923fa7b

        • C:\Users\Admin\AppData\Local\Po4HU0\XmlLite.dll

          Filesize

          944KB

          MD5

          6cb1f7001a9932303269b9f1fce48e7c

          SHA1

          858fee5f0a68fa779428593448dbf5c917cec658

          SHA256

          1e9921f8a86037f2c0e134ce58ddbbc204ba5010934ca388c1c93779453b8adc

          SHA512

          5a9cb8f4db057a783f5bddef0e26af1896cee504198cd7baf565946a07cdd68e281e5b215b8eadb5be3b18d7573fb51f6b46d5e5afc027f3fe3425f936463006

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

          Filesize

          1KB

          MD5

          bdb03cbd3b64db15efce81d7fb87b77c

          SHA1

          035b9374fde76991d166f5ef81c011bb2bd64c1c

          SHA256

          ab92aefd59329e5388bac21d10d3d81fa6b361f1e0d57c67bef8d438c3da8140

          SHA512

          d4217e7630e04a24545480188579826a0cefdec71c63a3cf88b5f924a0e2e7dc4af7bfadb05250dd2bafbda6d70a645c3a65496ebb1c4570cd0af6b3778681da

        • \Users\Admin\AppData\Local\CWQ\VaultSysUi.exe

          Filesize

          39KB

          MD5

          f40ef105d94350d36c799ee23f7fec0f

          SHA1

          ee3a5cfe8b807e1c1718a27eb97fa134360816e3

          SHA256

          eeb3f79be414b81f4eb8167390641787f14a033414533fb8de651c2247d054b2

          SHA512

          f16bcca6f6cecbdae117d5a41de7e86a6d9dfdfa2ce8c75ebff10d097083c106e7f9d030debed8cb20fdd71815a8aa7723a1d3c68b38ec382e55370331c594a1

        • \Users\Admin\AppData\Local\L8ML8ivA0\rdpclip.exe

          Filesize

          206KB

          MD5

          25d284eb2f12254c001afe9a82575a81

          SHA1

          cf131801fdd5ec92278f9e0ae62050e31c6670a5

          SHA256

          837e0d864c474956c0d9d4e7ae5f884007f19b7f420db9afcf0d266aefa6608b

          SHA512

          7b4f208fa1681a0a139577ebc974e7acfc85e3c906a674e111223783460585eb989cb6b38f215d79f89e747a0e9224d90e1aa43e091d2042edb8bac7b27b968b

        • \Users\Admin\AppData\Local\Po4HU0\ddodiag.exe

          Filesize

          42KB

          MD5

          509f9513ca16ba2f2047f5227a05d1a8

          SHA1

          fe8d63259cb9afa17da7b7b8ede4e75081071b1a

          SHA256

          ddf48c333e45c56c9e3f16e492c023bf138629f4c093b8aaab8ea60310c8c96e

          SHA512

          ad3168767e5eba575ae766e1e2923b1db4571bbeb302d7c58e8023612e33913dcd9e5f4a4c1bc7b1556442a0807117066f17c62b38fe2ae0dfaa3817b7318862

        • memory/576-94-0x0000000140000000-0x00000001400EC000-memory.dmp

          Filesize

          944KB

        • memory/1224-25-0x0000000077BA0000-0x0000000077BA2000-memory.dmp

          Filesize

          8KB

        • memory/1224-45-0x0000000077836000-0x0000000077837000-memory.dmp

          Filesize

          4KB

        • memory/1224-13-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-12-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-10-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-24-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-9-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-8-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-3-0x0000000077836000-0x0000000077837000-memory.dmp

          Filesize

          4KB

        • memory/1224-26-0x0000000077BD0000-0x0000000077BD2000-memory.dmp

          Filesize

          8KB

        • memory/1224-35-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-37-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-4-0x00000000024F0000-0x00000000024F1000-memory.dmp

          Filesize

          4KB

        • memory/1224-14-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-15-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-23-0x00000000024D0000-0x00000000024D7000-memory.dmp

          Filesize

          28KB

        • memory/1224-7-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-6-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1224-11-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/1368-58-0x0000000140000000-0x00000001400EC000-memory.dmp

          Filesize

          944KB

        • memory/1368-54-0x0000000140000000-0x00000001400EC000-memory.dmp

          Filesize

          944KB

        • memory/1368-53-0x0000000000190000-0x0000000000197000-memory.dmp

          Filesize

          28KB

        • memory/2204-73-0x00000000000F0000-0x00000000000F7000-memory.dmp

          Filesize

          28KB

        • memory/2204-78-0x0000000140000000-0x00000001400EC000-memory.dmp

          Filesize

          944KB

        • memory/2628-44-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB

        • memory/2628-0-0x0000000000390000-0x0000000000397000-memory.dmp

          Filesize

          28KB

        • memory/2628-1-0x0000000140000000-0x00000001400EB000-memory.dmp

          Filesize

          940KB