Analysis

  • max time kernel
    108s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    30-07-2024 14:20

General

  • Target

    73eb5182708f94d4d29563da6ccaccb9_JaffaCakes118.dll

  • Size

    1.2MB

  • MD5

    73eb5182708f94d4d29563da6ccaccb9

  • SHA1

    2dfcfa915d7877942745d3af43fe5d017a3fb0cc

  • SHA256

    e27f783be3af08c4f00e2b4db7c18fe736c86979491b2fc1e849b1e5fcf97b63

  • SHA512

    c959b398348a2514752d72a5fe7e8ff66ad19e577465efac1f03fe6861f22982f0af8e7e0e1e4639f7845b58fcbb1b45f42e55fb8af1a903f37691726ebc3071

  • SSDEEP

    24576:tuYfg4LhHr4NFXKJO1aUiDBvZ2+ITHmpclO9N:n9cKrUqZWLAcU

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\73eb5182708f94d4d29563da6ccaccb9_JaffaCakes118.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:2200
  • C:\Windows\system32\DWWIN.EXE
    C:\Windows\system32\DWWIN.EXE
    1⤵
      PID:1720
    • C:\Users\Admin\AppData\Local\EABGu6feh\DWWIN.EXE
      C:\Users\Admin\AppData\Local\EABGu6feh\DWWIN.EXE
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:2568
    • C:\Windows\system32\PresentationSettings.exe
      C:\Windows\system32\PresentationSettings.exe
      1⤵
        PID:1136
      • C:\Users\Admin\AppData\Local\Bjn\PresentationSettings.exe
        C:\Users\Admin\AppData\Local\Bjn\PresentationSettings.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:624
      • C:\Windows\system32\OptionalFeatures.exe
        C:\Windows\system32\OptionalFeatures.exe
        1⤵
          PID:872
        • C:\Users\Admin\AppData\Local\fvgbc4\OptionalFeatures.exe
          C:\Users\Admin\AppData\Local\fvgbc4\OptionalFeatures.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:2324

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Bjn\PresentationSettings.exe

          Filesize

          172KB

          MD5

          a6f8d318f6041334889481b472000081

          SHA1

          b8cf08ec17b30c8811f2514246fcdff62731dd58

          SHA256

          208b94fd66a6ce266c3195f87029a41a0622fff47f2a5112552cb087adbb1258

          SHA512

          60f70fa8a19e6ea6f08f4907dd7fede3665ad3f2e013d49f6649442ea5871a967b9a53ec4d3328a06cb83b69be1b7af1bb14bf122b568bd1f8432ee1d0bfee69

        • C:\Users\Admin\AppData\Local\Bjn\WINMM.dll

          Filesize

          1.2MB

          MD5

          aaf610cfd7b56f23c8ee721b8b8be304

          SHA1

          5d1bd2c2b43845bb9e5dfc423a3f4f03c445c1c0

          SHA256

          de1e29cc835712698625b015b09453666f56cc0d0abb484a91717f9c525603e1

          SHA512

          48d9a0d015dbe828cd47151f080e54ef5333fd7387dc99ae5dba33555e273dc21b09bf256c4643cdc151e27ed4532063f939719d2f6d4a7246a56e4e422c7e1a

        • C:\Users\Admin\AppData\Local\EABGu6feh\DWWIN.EXE

          Filesize

          149KB

          MD5

          25247e3c4e7a7a73baeea6c0008952b1

          SHA1

          8087adb7a71a696139ddc5c5abc1a84f817ab688

          SHA256

          c740497a7e58f7678e25b68b03573b4136a364464ee97c02ce5e0fe00cec7050

          SHA512

          bc27946894e7775f772ac882740430c8b9d3f37a573e2524207f7bb32f44d4a227cb1e9a555e118d68af7f1e129abd2ac5cabbcd8bbf3551c485bae05108324b

        • C:\Users\Admin\AppData\Local\fvgbc4\OptionalFeatures.exe

          Filesize

          95KB

          MD5

          eae7af6084667c8f05412ddf096167fc

          SHA1

          0dbe8aba001447030e48e8ad5466fd23481e6140

          SHA256

          01feebd3aca961f31ba4eac45347b105d1c5772627b08f5538047721b61ff9bc

          SHA512

          172a8accaa35a6c9f86713a330c5899dfeeffe3b43413a3d276fc16d45cd62ed9237aa6bff29cc60a2022fba8dcc156959723c041df4b7463436a3bdabef2a9d

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

          Filesize

          1KB

          MD5

          69bb0439c6c0b22c4dc43799362007c6

          SHA1

          fb07a20ac01a4bd6082d0045db5da9ce7b6f62bc

          SHA256

          434bde576d08a4b73b308e8a45ebff5952bf99a8645d7e081adc76dfdef8c99d

          SHA512

          3bef271aa0c9647b2422dcce87ca4fe740427d2137b15e9b539f1beecd0e58da265f468fef76827796531d39e3b7df8ce67c350e621cfdca1e10cf97d0430949

        • \Users\Admin\AppData\Local\EABGu6feh\wer.dll

          Filesize

          1.2MB

          MD5

          6a9f0d99a843247002c79047409e0d08

          SHA1

          8653f656cba49cb24422b5c2cf6621aa69a4360b

          SHA256

          b69bddf6503aca51a1ee7e893a451588dd32eef6bbeaa3f5a6d38d06051b76a4

          SHA512

          f9b4e680276b6613bb55017c29a468279f17ba5f88a19821879a3d93f35efa26a5a8aa04e6ee9ce10f8477ba8fea041953014f6a518e29dab090b7e8f879c5c0

        • \Users\Admin\AppData\Local\fvgbc4\appwiz.cpl

          Filesize

          1.2MB

          MD5

          538854106b0591bbfb6d652b34762ee2

          SHA1

          90368de14e2a60f5fbaf3fe1bf5ed25f80533175

          SHA256

          bc7cc53b049575238be1d4722afaa1d4a5e29d312050c6868730584563e90461

          SHA512

          b47d4a18318c951f77db3094b9f3f108f5b609a7269db025590875d30496b3abe30e3905f70e4386abf25205774b9e86cc67a2ceabca4f34d8f1fcfefd36e5c6

        • memory/624-70-0x000007FEF78F0000-0x000007FEF7A22000-memory.dmp

          Filesize

          1.2MB

        • memory/624-74-0x0000000000110000-0x0000000000117000-memory.dmp

          Filesize

          28KB

        • memory/624-76-0x000007FEF78F0000-0x000007FEF7A22000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-37-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-25-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-15-0x00000000025C0000-0x00000000025C7000-memory.dmp

          Filesize

          28KB

        • memory/1260-13-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-12-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-11-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-10-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-8-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-7-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-5-0x0000000002D60000-0x0000000002D61000-memory.dmp

          Filesize

          4KB

        • memory/1260-4-0x0000000077536000-0x0000000077537000-memory.dmp

          Filesize

          4KB

        • memory/1260-9-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-16-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-14-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-28-0x0000000077641000-0x0000000077642000-memory.dmp

          Filesize

          4KB

        • memory/1260-17-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-38-0x0000000140000000-0x0000000140130000-memory.dmp

          Filesize

          1.2MB

        • memory/1260-29-0x00000000777D0000-0x00000000777D2000-memory.dmp

          Filesize

          8KB

        • memory/1260-73-0x0000000077536000-0x0000000077537000-memory.dmp

          Filesize

          4KB

        • memory/2200-3-0x00000000002A0000-0x00000000002A7000-memory.dmp

          Filesize

          28KB

        • memory/2200-45-0x000007FEF7900000-0x000007FEF7A30000-memory.dmp

          Filesize

          1.2MB

        • memory/2200-0-0x000007FEF7900000-0x000007FEF7A30000-memory.dmp

          Filesize

          1.2MB

        • memory/2324-90-0x000007FEF78F0000-0x000007FEF7A21000-memory.dmp

          Filesize

          1.2MB

        • memory/2324-94-0x000007FEF78F0000-0x000007FEF7A21000-memory.dmp

          Filesize

          1.2MB

        • memory/2568-53-0x0000000000190000-0x0000000000197000-memory.dmp

          Filesize

          28KB

        • memory/2568-58-0x000007FEF7A20000-0x000007FEF7B51000-memory.dmp

          Filesize

          1.2MB

        • memory/2568-54-0x000007FEF7A20000-0x000007FEF7B51000-memory.dmp

          Filesize

          1.2MB