Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05/06/2024, 08:11

General

  • Target

    97946b4bfdee843c59141abc7612f74b_JaffaCakes118.exe

  • Size

    9.2MB

  • MD5

    97946b4bfdee843c59141abc7612f74b

  • SHA1

    17c33d1cfaf260311f5bc67f465a669cab6831ee

  • SHA256

    145c3b2daa97c5aec66b5b8e56309f04d12b76ae7297c26e15cc31d48251057e

  • SHA512

    41e2c2d2d2afe3472c8fe76388a299586c80287d1f66dd8d752d85bdf92ecf401863639c520edaf34fd97a6ce5a9d057a2f0c7045fda92caaaa42e672f9682b7

  • SSDEEP

    196608:3G1lhDzeVf9eqLdRVkDMsVQWfWPwORUunPRfQMTiAl37ReS1As69/3:WbxAwIgDMsVhWRU4hQMT3BViP

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97946b4bfdee843c59141abc7612f74b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\97946b4bfdee843c59141abc7612f74b_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:340
    • C:\Users\Admin\AppData\Local\Temp\is-1HDK9.tmp\97946b4bfdee843c59141abc7612f74b_JaffaCakes118.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-1HDK9.tmp\97946b4bfdee843c59141abc7612f74b_JaffaCakes118.tmp" /SL5="$30146,9338649,55296,C:\Users\Admin\AppData\Local\Temp\97946b4bfdee843c59141abc7612f74b_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:1728
      • C:\Users\Admin\AppData\Local\Temp\is-RTCQS.tmp\rkverify.exe
        "C:\Users\Admin\AppData\Local\Temp\is-RTCQS.tmp\rkverify.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2556
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:2700

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • \Users\Admin\AppData\Local\Temp\CSM47AA.tmp

      Filesize

      197KB

      MD5

      3e7321e4314d8ed97fddc3836c7fc63a

      SHA1

      b492e083afd5954bd93e99e9e7a93c08f73f170d

      SHA256

      1f81642142309f06861053f2e07e7457a09b5d433bf9fb8f5b5a892ec2fd2d38

      SHA512

      4be51bc64f373014707310f69f427652b45c916f26ec10e2d4f5c5a9694584e4ea8ce637d15e3cc42289a67515e3641fd99025bc8aa11dd0bfcab321863cf0b9

    • \Users\Admin\AppData\Local\Temp\is-1HDK9.tmp\97946b4bfdee843c59141abc7612f74b_JaffaCakes118.tmp

      Filesize

      693KB

      MD5

      a2205490990f76f9a5fd985d96c5bdbc

      SHA1

      25493c0a75a89ddce3b948314dc3aa3eec2bb7f2

      SHA256

      74636b6b7bd44ac2a239c89887376e6cc3841f571153fda124af966b1e29f00e

      SHA512

      ca90f3acd3613a2956b1d57d400b11fb64e8c50a253a26d9e2c30bafe460734b351834153bd0f081490a8f769345b7226db490e99fbfa087b7a300b6bf802fe2

    • \Users\Admin\AppData\Local\Temp\is-RTCQS.tmp\_isetup\_shfoldr.dll

      Filesize

      22KB

      MD5

      92dc6ef532fbb4a5c3201469a5b5eb63

      SHA1

      3e89ff837147c16b4e41c30d6c796374e0b8e62c

      SHA256

      9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

      SHA512

      9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

    • \Users\Admin\AppData\Local\Temp\is-RTCQS.tmp\itdownload.dll

      Filesize

      200KB

      MD5

      d82a429efd885ca0f324dd92afb6b7b8

      SHA1

      86bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea

      SHA256

      b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3

      SHA512

      5bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df

    • \Users\Admin\AppData\Local\Temp\is-RTCQS.tmp\rkverify.exe

      Filesize

      373KB

      MD5

      11033fe49e144984b82ae16ce1221cd0

      SHA1

      5cafb0702e89b7a0982e33e8a5c5d52d0e17a1c2

      SHA256

      1fb9cb60b11165df3298dee55b59517e3ed15957b820b19b4ca0d8f9f2e20173

      SHA512

      7eda789c95f11dea47189a6240fc791450fdf2496d26062824eb1d55581bbe8ed887a16c4e274f1ef86b8de27a582d39074e22f98129606f8e1a0300480a0bca

    • memory/340-2-0x0000000000401000-0x000000000040B000-memory.dmp

      Filesize

      40KB

    • memory/340-0-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/340-20-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/1728-17-0x0000000002050000-0x000000000208C000-memory.dmp

      Filesize

      240KB

    • memory/1728-21-0x0000000000400000-0x00000000004BD000-memory.dmp

      Filesize

      756KB

    • memory/1728-22-0x0000000002050000-0x000000000208C000-memory.dmp

      Filesize

      240KB

    • memory/1728-8-0x0000000000400000-0x00000000004BD000-memory.dmp

      Filesize

      756KB

    • memory/1728-39-0x0000000000400000-0x00000000004BD000-memory.dmp

      Filesize

      756KB

    • memory/1728-42-0x0000000002050000-0x000000000208C000-memory.dmp

      Filesize

      240KB