Analysis

  • max time kernel
    91s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-05-2024 23:51

General

  • Target

    3732449bb9b9aa4e68888f4f816d1b04_JaffaCakes118.exe

  • Size

    7.5MB

  • MD5

    3732449bb9b9aa4e68888f4f816d1b04

  • SHA1

    1a2a556913a43b9bb729a8c372e33013fa6aff9a

  • SHA256

    2ad7b2fae758e64b4479a2773101f1f408bdc8b970860bc65bc361642a29aeee

  • SHA512

    cdcfcf91e3963251f45f5ffc0831455b203cc4aa485ec5cae35dc0ca08adf526e289e9a8dc50000b1ec58b3d6148e385a96214627a85433a9a118a74e5e5f9ef

  • SSDEEP

    196608:DCKFhIdB4LC4BgRexpA4O1Xq7pZIBVIAg26FsluEMC/WpsvkCesIGu:Ggo4m4iwg/qfDLKEC/WSvkCeH

Malware Config

Extracted

Family

azorult

C2

http://softopia.icu/aaa/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 7 IoCs
  • Registers COM server for autorun 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 36 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Modifies registry class 52 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3732449bb9b9aa4e68888f4f816d1b04_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3732449bb9b9aa4e68888f4f816d1b04_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4056
    • C:\Users\Admin\AppData\Local\Temp\cexplorer.exe
      "C:\Users\Admin\AppData\Local\Temp\cexplorer.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3840
      • C:\Users\Admin\AppData\Local\Temp\is-K34PV.tmp\cexplorer.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-K34PV.tmp\cexplorer.tmp" /SL5="$501DC,6397385,121344,C:\Users\Admin\AppData\Local\Temp\cexplorer.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3380
        • C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
          "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /trialregister
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Drops file in Program Files directory
          • Modifies registry class
          PID:1148
        • C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
          "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /replaceexplorer
          4⤵
          • Executes dropped EXE
          • Registers COM server for autorun
          • Adds Run key to start application
          • Modifies registry class
          PID:4184
        • C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe
          "C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe" /update
          4⤵
          • Executes dropped EXE
          • Checks whether UAC is enabled
          • Drops file in Program Files directory
          PID:4864
        • C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
          "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /update
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Drops file in Program Files directory
          PID:5052
    • C:\Users\Admin\AppData\Local\Temp\update.exe
      "C:\Users\Admin\AppData\Local\Temp\update.exe"
      2⤵
      • Executes dropped EXE
      PID:4876
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 732
        3⤵
        • Program crash
        PID:4496
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4876 -ip 4876
    1⤵
      PID:696

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe

      Filesize

      14.4MB

      MD5

      92a3d0847fc622b31f2d0c273a676c0e

      SHA1

      e642d694367cc98a8863d87fec82e4cf940eb48a

      SHA256

      9a9923c08d3fc5937b6ed189e20cf416482a079bc0c898c4ed75329e0ee3ae89

      SHA512

      01d13fd9a0dd52bc2e3f17af7a999682201c99ecf7218bca254a4944a483fd1dec2a3e6d59def501a024ad760b849787902ecb55bd33d23fa9651c0a7689cd1c

    • C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe

      Filesize

      4.4MB

      MD5

      5b0ae3fac33c08145dca4a9c272ebc34

      SHA1

      940f504d835fc254602953495320bb92456177b9

      SHA256

      137723bdd388f6e5a50b7942eff02f4cc70e6b86d8650a41f9e8956ea1e4de3b

      SHA512

      015ffc133ad3a6937222bbc057f68b60abfe22b900b5e7c4e6ca3ec7dc6b09abaf54b595f00fa9212f370da8531af1ac5fc52b39953e1f685e81c66d1ec61f8a

    • C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper32.dll_new

      Filesize

      786KB

      MD5

      dd5ce4d765edd75eba6f311e6e0ea10a

      SHA1

      9ea7f6516e5ad0755b74463d427055f63ed1a664

      SHA256

      64b7f8f70a7b037d10da72eaa769078b7e4d1ac8964c5eae5515d373e816ed6d

      SHA512

      d2782310df7cc533cc9ffaf5c1903d5bc6a500c3bbe48148c1339fb5de19c835e4a8c765da1b80b3744ea231353f76f22ba4e04c78a3d950d7ee291d6eab2216

    • C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper64.dll_new

      Filesize

      1.2MB

      MD5

      de5f74ef4e17b2dc8ad69a3e9b8d22c7

      SHA1

      42df8fedc56761041bce47b84bd4e68ee75448d2

      SHA256

      b89a6a57b48be10103825440d2157f2c4a56e4c6b79ad13f729429cd5393bf32

      SHA512

      515e9b498d8cd9bb03f8d9758e891d073627dfd6fb0b931650a47d6e53722aa6e1cc3caff8c0e64f4721ad2abef7a81ef4e7b49952d3c8fc325deb5bba6b3314

    • C:\Program Files (x86)\Chameleon Explorer\Folder.dll

      Filesize

      750KB

      MD5

      fb76f4f533203e40ce30612a47171f94

      SHA1

      304ba296c77a93ddb033d52578fcc147397db981

      SHA256

      3de05f18ffe9fda589a45ea539a464e58a30f70d59d71444b018064cf831c4a6

      SHA512

      a416a6d6efbbd69209e1867f12b9d1d11b21160f6dfe07c510b43112c22c317f805c67dd9402744a6c7e1541f6b3a061c49942fe28fa70f74aea670ba9c71995

    • C:\Program Files (x86)\Chameleon Explorer\Folder64.dll_new

      Filesize

      1.2MB

      MD5

      96f92c8368c1e922692f399db96da1eb

      SHA1

      1a91d68f04256ef3bc1022beb616ba65271bd914

      SHA256

      161408b86eed7c4d9a5882aa00df3f8765ed28fa4fd9aab2c9b3dceadbd527f9

      SHA512

      b3d3fb2d78fe2df864f0e07a8bc1610ee9d65251957e0495a34c1631895293590e0fca965ec9deb160f48a4e09a2feabd3bff6fb9a0c22888a941e308de39d14

    • C:\Users\Admin\AppData\Local\Temp\aut4F1A.tmp

      Filesize

      6.5MB

      MD5

      b2e5a8fe3ca4f0cd681b5662f972ea5f

      SHA1

      b7dbcfaee55ecbf0158431d85dabdd479ab449c7

      SHA256

      e71c48c03b8cfd37bf17e62460733a4bfe9c484e947fd9db291f65405a2ba9e8

      SHA512

      40b7140f5c182cd51cee142a2575bd70dc9bde311ad3952119fb9769b5ceeb467695aa5a66fc90520712d9a39458930efb965496d6443665b7597cfd66247aaf

    • C:\Users\Admin\AppData\Local\Temp\is-K34PV.tmp\cexplorer.tmp

      Filesize

      1.1MB

      MD5

      729bc0108bcd7ec083dfa83d7a4577f2

      SHA1

      0b4efa5e1764b4ce3e3ae601c8655c7bb854a973

      SHA256

      b1c68b1582ebb5f465512a0b834ccac095460b29136b6c7eea0475612bf16b49

      SHA512

      49c83533ce88d346651d59d855cff18190328795401c1277f4e3d32ff34f207d2c35f026785aa6c4a85624d88bf8c927654907faf50db1d57447730d9d6ac44c

    • C:\Users\Admin\AppData\Local\Temp\update.exe

      Filesize

      220KB

      MD5

      a9f8a16a3d86e434de82e33dee0f8e3d

      SHA1

      98b18101101837a497c9bc01e412619a98da1ed7

      SHA256

      9e0f04dd02c41f0969beda8dbaf845be510bb5ff201a667c4fb7e1f34caab3c3

      SHA512

      008cbc9122ce3bbc39802efc9d58a2e037c1609ecc4176da2c657171ad3ba1714d217501e525083f6730e0b08db72f22c70de2f3d2864b628e11d972f3a4086e

    • memory/1148-87-0x0000000000400000-0x0000000001438000-memory.dmp

      Filesize

      16.2MB

    • memory/3380-28-0x0000000000400000-0x000000000052D000-memory.dmp

      Filesize

      1.2MB

    • memory/3380-128-0x0000000000400000-0x000000000052D000-memory.dmp

      Filesize

      1.2MB

    • memory/3840-24-0x0000000000401000-0x0000000000412000-memory.dmp

      Filesize

      68KB

    • memory/3840-21-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/3840-129-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/4184-90-0x0000000000400000-0x0000000001438000-memory.dmp

      Filesize

      16.2MB

    • memory/4864-107-0x0000000000400000-0x0000000000A39000-memory.dmp

      Filesize

      6.2MB

    • memory/4876-86-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/5052-124-0x0000000000400000-0x0000000001438000-memory.dmp

      Filesize

      16.2MB