Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 08:20

General

  • Target

    c0531aa81daf874d07f3ac24ce59d4f1_JaffaCakes118.dll

  • Size

    1.2MB

  • MD5

    c0531aa81daf874d07f3ac24ce59d4f1

  • SHA1

    8aa0b1e290bf9b4335a8448989910b1f9827157e

  • SHA256

    7e4e5b66b159d527d7f95083f708b94777aad062e5e665f3a41eb07d7891a60e

  • SHA512

    abc190f52bc1e5f0a0368ac6f830254054cc5e574614c803cde4534887ee5e1e2387878ac0d72dc17fd121293815bbd29c29b34a077a2726b11b69a78b17666e

  • SSDEEP

    24576:PuYfg4LhHr4NFXKJO1aUiDBvZ2+ITHmpclO9N:x9cKrUqZWLAcU

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 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of UnmapMainImage 1 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\c0531aa81daf874d07f3ac24ce59d4f1_JaffaCakes118.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:828
  • C:\Windows\system32\msinfo32.exe
    C:\Windows\system32\msinfo32.exe
    1⤵
      PID:2728
    • C:\Users\Admin\AppData\Local\aCxyyAAv\msinfo32.exe
      C:\Users\Admin\AppData\Local\aCxyyAAv\msinfo32.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:4824
    • C:\Windows\system32\WindowsActionDialog.exe
      C:\Windows\system32\WindowsActionDialog.exe
      1⤵
        PID:3116
      • C:\Users\Admin\AppData\Local\RhamyV\WindowsActionDialog.exe
        C:\Users\Admin\AppData\Local\RhamyV\WindowsActionDialog.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:2140
      • C:\Windows\system32\printfilterpipelinesvc.exe
        C:\Windows\system32\printfilterpipelinesvc.exe
        1⤵
          PID:4984
        • C:\Users\Admin\AppData\Local\sAO6us\printfilterpipelinesvc.exe
          C:\Users\Admin\AppData\Local\sAO6us\printfilterpipelinesvc.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:1712

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\RhamyV\DUI70.dll

          Filesize

          1.4MB

          MD5

          2ca20755c89d762e5a57cbcf3818cff4

          SHA1

          b80e022d0e7f5a48e55f01ba563bc5b086bc59fc

          SHA256

          1a0baa66ffb3489bdafebf1776242fc8cf8baf2299f90760a2348cef25c108f2

          SHA512

          2ba4b9641b51e48f216d158e7ece3a3f3e9b42de5058811bfd2137ab6101d26879d751c7d48cbc37d22faa4bef0e906c7675bae0fc2ac63603cef7cd1df8ab8a

        • C:\Users\Admin\AppData\Local\RhamyV\WindowsActionDialog.exe

          Filesize

          61KB

          MD5

          73c523b6556f2dc7eefc662338d66f8d

          SHA1

          1e6f9a1d885efa4d76f1e7a8be2e974f2b65cea5

          SHA256

          0c6397bfbcd7b1fcefb6de01a506578e36651725a61078c69708f1f92c41ea31

          SHA512

          69d0f23d1abaad657dd4672532936ef35f0e9d443caf9e19898017656a66ed46e75e7e05261c7e7636799c58feccd01dc93975d6a598cbb73242ddb48c6ec912

        • C:\Users\Admin\AppData\Local\aCxyyAAv\MFC42u.dll

          Filesize

          1.2MB

          MD5

          b1795cdcfdfa26d2b7c30d095cd5b3aa

          SHA1

          5ae7ab6fb1cf17fd70c2bb72b5b68e4ce74d482e

          SHA256

          9e34bb986331b269033758cbfd33f796cd3e8ceaf08cb21865ab827c0b5a5afa

          SHA512

          895b46bee2a32f3c17e9360c5873a0490c73ec3046dd0a2a20251604e618af02db02c691bbc35013dbfe122bf3bbc23065a1dfb1153d79f0451991cb89be71d0

        • C:\Users\Admin\AppData\Local\aCxyyAAv\msinfo32.exe

          Filesize

          376KB

          MD5

          0aed91da63713bf9f881b03a604a1c9d

          SHA1

          b1b2d292cb1a4c13dc243b5eab13afb316a28b9a

          SHA256

          5cf1604d2473661266e08fc0e4e144ea98f99b7584c43585eb2b01551130fd14

          SHA512

          04bca9b321d702122b6e72c2ad15b7cd98924e5dfc3b8dd0e907ea28fd7826d3f72b98c67242b6698594df648d3c2b6b0952bb52a2363b687bbe44a66e830c03

        • C:\Users\Admin\AppData\Local\sAO6us\XmlLite.dll

          Filesize

          1.2MB

          MD5

          06bd93cdbf4a880b7c3f48213306d148

          SHA1

          1579a866816f2b324f665b645c90ff1d502bf2a1

          SHA256

          8b2268dd64c87a51e4fced0c7842ca24135c044a4154c140e37ac024b64519a3

          SHA512

          ce31b8a96fc792bb86cc88259ba6894fdc18a2beac6d80184dc7e3b5795dcb2918b1ab8ba164d5646588404a7dcad49d38359520b57007048d598825ee2f8771

        • C:\Users\Admin\AppData\Local\sAO6us\printfilterpipelinesvc.exe

          Filesize

          813KB

          MD5

          331a40eabaa5870e316b401bd81c4861

          SHA1

          ddff65771ca30142172c0d91d5bfff4eb1b12b73

          SHA256

          105099819555ed87ef3dab70a2eaf2cb61076f453266cec57ffccb8f4c00df88

          SHA512

          29992dbf10f327d77865af5e6ebbe66b937a5b4ad04c68cafbf4e6adbd6c6532c8a82ac7e638d97c1f053353a7c8a6d7e379f389af15443c94a1e8f9b16be5f8

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

          Filesize

          1KB

          MD5

          38519ca8a250ab0d5ede10f199efbd48

          SHA1

          496b488ea6345c18ecb9a24b1eee1980c569d829

          SHA256

          9c4265c27e556e697660574319b9320857672bd90cf56008b73d4665627df3bf

          SHA512

          70941eb9b799baeaf0edb571015eb5924176b555db2585af40853c5aa9eee5a1d550851ef1cecdb2fe0a42f6ca2d65312b9223fae9b0dd8cdeacd9346244fe00

        • memory/828-2-0x00007FFDCC3E0000-0x00007FFDCC511000-memory.dmp

          Filesize

          1.2MB

        • memory/828-38-0x00007FFDCC3E0000-0x00007FFDCC511000-memory.dmp

          Filesize

          1.2MB

        • memory/828-0-0x0000012A20C00000-0x0000012A20C07000-memory.dmp

          Filesize

          28KB

        • memory/1712-84-0x00007FFDBD010000-0x00007FFDBD142000-memory.dmp

          Filesize

          1.2MB

        • memory/1712-79-0x00007FFDBD010000-0x00007FFDBD142000-memory.dmp

          Filesize

          1.2MB

        • memory/2140-65-0x000001C756020000-0x000001C756027000-memory.dmp

          Filesize

          28KB

        • memory/2140-62-0x00007FFDBCFD0000-0x00007FFDBD147000-memory.dmp

          Filesize

          1.5MB

        • memory/2140-68-0x00007FFDBCFD0000-0x00007FFDBD147000-memory.dmp

          Filesize

          1.5MB

        • memory/3488-16-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-11-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-35-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-14-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-8-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-10-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-4-0x0000000003300000-0x0000000003301000-memory.dmp

          Filesize

          4KB

        • memory/3488-7-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-9-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-6-0x00007FFDDA3FA000-0x00007FFDDA3FB000-memory.dmp

          Filesize

          4KB

        • memory/3488-13-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-12-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-15-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/3488-25-0x0000000002DA0000-0x0000000002DA7000-memory.dmp

          Filesize

          28KB

        • memory/3488-26-0x00007FFDDA9F0000-0x00007FFDDAA00000-memory.dmp

          Filesize

          64KB

        • memory/3488-24-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/4824-51-0x00007FFDBD010000-0x00007FFDBD148000-memory.dmp

          Filesize

          1.2MB

        • memory/4824-46-0x00007FFDBD010000-0x00007FFDBD148000-memory.dmp

          Filesize

          1.2MB

        • memory/4824-45-0x000002B34CEB0000-0x000002B34CEB7000-memory.dmp

          Filesize

          28KB