Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2023 16:11

General

  • Target

    ea6796cf6fd3dd169db3dec29b9eb1ca.dll

  • Size

    2.0MB

  • MD5

    ea6796cf6fd3dd169db3dec29b9eb1ca

  • SHA1

    10b004395f869122c0643b6db854997bed8b8d4a

  • SHA256

    8e2e8778ef549228680a2702f07127d29b07b708df8977a09db0caf592bb5a88

  • SHA512

    545476f9585013ba6b9152d1372bf1cc40a35cfee479a69fec3f7a9022122c96194125b9263325bf5ab4d11f46572bebce706d9fe1ba2bdd413d3bbeea98f16e

  • SSDEEP

    12288:gVI0W/TtlPLfJCm3WIYxJ9yK5IQ9PElOlidGAWilgm5Qq0nB6wtt4AenZ1:FfP7fWsK5z9A+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\ea6796cf6fd3dd169db3dec29b9eb1ca.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:2892
  • C:\Users\Admin\AppData\Local\soOlTpz\winlogon.exe
    C:\Users\Admin\AppData\Local\soOlTpz\winlogon.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Checks whether UAC is enabled
    PID:2496
  • C:\Windows\system32\winlogon.exe
    C:\Windows\system32\winlogon.exe
    1⤵
      PID:2464
    • C:\Windows\system32\icardagt.exe
      C:\Windows\system32\icardagt.exe
      1⤵
        PID:2036
      • C:\Users\Admin\AppData\Local\vLsT\icardagt.exe
        C:\Users\Admin\AppData\Local\vLsT\icardagt.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:1332
      • C:\Windows\system32\mspaint.exe
        C:\Windows\system32\mspaint.exe
        1⤵
          PID:1236
        • C:\Users\Admin\AppData\Local\FPyXd\mspaint.exe
          C:\Users\Admin\AppData\Local\FPyXd\mspaint.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:1752

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\Identities\{85F2D219-4DA8-41B0-8F71-51D9FDB705AC}\ZDk594Jk\MFC42u.dll

          Filesize

          92KB

          MD5

          97f7e789b6ccdb877bf89d02f5bdfcf8

          SHA1

          390bc86ee724cb688fb9082c563cfbebf2852dd7

          SHA256

          d746bf0e990d9990a8b1666d40f6efa1671f0e26e9ddd72a047cfe1fabc31d4a

          SHA512

          3545668834183a145f165e4dcb2eaecec52a9277d09d73ad4821856ac9b57831ee70f794adc7730db263720e51c62364874ffd1233a5965ab000008e8923e9dd

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\8EydoL9Ls\WINSTA.dll

          Filesize

          62KB

          MD5

          93d1334aea0b6add2055c1371676f2a6

          SHA1

          e32d32639efc441c1259d702da217ec01430c6e4

          SHA256

          2d7f8e78c09e02ada6de3437e7e9f903be70f15c39540cad8ff6c2309e32d76d

          SHA512

          df4ff2fa0e24c80f9b3c2c74a985c137f8cc6f02fdcba6008809a838e928fef9a76dd15f7d842eb3e86fbee6e78a8a0abd037915c718cf29dd28a7fe068e69cd

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\b8Y\VERSION.dll

          Filesize

          32KB

          MD5

          4f28c723f419ca4dfa55b0b62f4f5523

          SHA1

          0a22272b613dc7e5bd202315c2f0c722ee5cdb07

          SHA256

          bd91043653e27b03615f02b6690b7cdfd2554028f01bff4f71cee8da1e4ca67f

          SHA512

          d39fd418ff6ac22c478c59a4ed4a2b382e56b70ca8e550564d2f0c7dd0926e7ae473a5a75480aaba7d1e51c3b589e3e66d412d8fbebcb2ed550df90b278f0351

        • memory/1332-113-0x0000000001E60000-0x0000000001E67000-memory.dmp

          Filesize

          28KB

        • memory/1384-34-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-49-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-32-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-44-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-30-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-50-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-62-0x0000000077680000-0x0000000077682000-memory.dmp

          Filesize

          8KB

        • memory/1384-59-0x0000000077521000-0x0000000077522000-memory.dmp

          Filesize

          4KB

        • memory/1384-69-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-75-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-4-0x0000000077316000-0x0000000077317000-memory.dmp

          Filesize

          4KB

        • memory/1384-58-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-57-0x00000000029E0000-0x00000000029E7000-memory.dmp

          Filesize

          28KB

        • memory/1384-48-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-47-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-46-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-45-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-43-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-42-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-41-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-40-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-39-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-38-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-37-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-29-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-35-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-5-0x0000000002A00000-0x0000000002A01000-memory.dmp

          Filesize

          4KB

        • memory/1384-33-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-31-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-18-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-36-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-28-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-9-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-27-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-26-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-25-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-24-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-23-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-22-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-21-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-20-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-19-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-17-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-16-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-15-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-14-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-13-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-12-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-11-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-10-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1384-166-0x0000000077316000-0x0000000077317000-memory.dmp

          Filesize

          4KB

        • memory/1384-7-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/1752-136-0x0000000000280000-0x0000000000287000-memory.dmp

          Filesize

          28KB

        • memory/2496-171-0x0000000000180000-0x0000000000187000-memory.dmp

          Filesize

          28KB

        • memory/2496-90-0x0000000000180000-0x0000000000187000-memory.dmp

          Filesize

          28KB

        • memory/2892-8-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/2892-0-0x0000000140000000-0x0000000140209000-memory.dmp

          Filesize

          2.0MB

        • memory/2892-1-0x0000000000190000-0x0000000000197000-memory.dmp

          Filesize

          28KB