Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    01-05-2024 13:07

General

  • Target

    0bdfe0831fcc8a5b4eb6908d6c65330e_JaffaCakes118.exe

  • Size

    48.2MB

  • MD5

    0bdfe0831fcc8a5b4eb6908d6c65330e

  • SHA1

    b62b9b781a45e2e7420f6f32972dc31f3a918945

  • SHA256

    4592d2341d319863c3c976d2d93276da9f0eb0e896aa7d528f4eee1a075fa97c

  • SHA512

    97484aa82ed1223f39088e2c6735b969471620c31e5b0619764477c59b6a37d86eedf67be014c98bce7807ea69d68f40cfdd7f06d5c72128e75a6af0e610f802

  • SSDEEP

    1572864:K8fErPSgRpI3DqcOuLe0qFA0fImfEcdvJ:vMSOIWjuq0qJfhfEuJ

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\0bdfe0831fcc8a5b4eb6908d6c65330e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0bdfe0831fcc8a5b4eb6908d6c65330e_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Users\Admin\AppData\Local\Temp\is-BC3IG.tmp\0bdfe0831fcc8a5b4eb6908d6c65330e_JaffaCakes118.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-BC3IG.tmp\0bdfe0831fcc8a5b4eb6908d6c65330e_JaffaCakes118.tmp" /SL5="$5014E,50154663,55296,C:\Users\Admin\AppData\Local\Temp\0bdfe0831fcc8a5b4eb6908d6c65330e_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:1720
      • C:\Users\Admin\AppData\Local\Temp\is-MQB5C.tmp\rkverify.exe
        "C:\Users\Admin\AppData\Local\Temp\is-MQB5C.tmp\rkverify.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2656
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:2548

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\CSM6049.tmp

      Filesize

      197KB

      MD5

      3e7321e4314d8ed97fddc3836c7fc63a

      SHA1

      b492e083afd5954bd93e99e9e7a93c08f73f170d

      SHA256

      1f81642142309f06861053f2e07e7457a09b5d433bf9fb8f5b5a892ec2fd2d38

      SHA512

      4be51bc64f373014707310f69f427652b45c916f26ec10e2d4f5c5a9694584e4ea8ce637d15e3cc42289a67515e3641fd99025bc8aa11dd0bfcab321863cf0b9

    • \Users\Admin\AppData\Local\Temp\is-BC3IG.tmp\0bdfe0831fcc8a5b4eb6908d6c65330e_JaffaCakes118.tmp

      Filesize

      693KB

      MD5

      a2205490990f76f9a5fd985d96c5bdbc

      SHA1

      25493c0a75a89ddce3b948314dc3aa3eec2bb7f2

      SHA256

      74636b6b7bd44ac2a239c89887376e6cc3841f571153fda124af966b1e29f00e

      SHA512

      ca90f3acd3613a2956b1d57d400b11fb64e8c50a253a26d9e2c30bafe460734b351834153bd0f081490a8f769345b7226db490e99fbfa087b7a300b6bf802fe2

    • \Users\Admin\AppData\Local\Temp\is-MQB5C.tmp\_isetup\_shfoldr.dll

      Filesize

      22KB

      MD5

      92dc6ef532fbb4a5c3201469a5b5eb63

      SHA1

      3e89ff837147c16b4e41c30d6c796374e0b8e62c

      SHA256

      9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

      SHA512

      9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

    • \Users\Admin\AppData\Local\Temp\is-MQB5C.tmp\itdownload.dll

      Filesize

      200KB

      MD5

      d82a429efd885ca0f324dd92afb6b7b8

      SHA1

      86bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea

      SHA256

      b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3

      SHA512

      5bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df

    • \Users\Admin\AppData\Local\Temp\is-MQB5C.tmp\rkverify.exe

      Filesize

      373KB

      MD5

      11033fe49e144984b82ae16ce1221cd0

      SHA1

      5cafb0702e89b7a0982e33e8a5c5d52d0e17a1c2

      SHA256

      1fb9cb60b11165df3298dee55b59517e3ed15957b820b19b4ca0d8f9f2e20173

      SHA512

      7eda789c95f11dea47189a6240fc791450fdf2496d26062824eb1d55581bbe8ed887a16c4e274f1ef86b8de27a582d39074e22f98129606f8e1a0300480a0bca

    • memory/1720-17-0x0000000002050000-0x000000000208C000-memory.dmp

      Filesize

      240KB

    • memory/1720-21-0x0000000002050000-0x000000000208C000-memory.dmp

      Filesize

      240KB

    • memory/1720-20-0x0000000000400000-0x00000000004BD000-memory.dmp

      Filesize

      756KB

    • memory/1720-8-0x0000000000240000-0x0000000000241000-memory.dmp

      Filesize

      4KB

    • memory/1720-40-0x0000000000400000-0x00000000004BD000-memory.dmp

      Filesize

      756KB

    • memory/1720-43-0x0000000002050000-0x000000000208C000-memory.dmp

      Filesize

      240KB

    • memory/1720-44-0x0000000000240000-0x0000000000241000-memory.dmp

      Filesize

      4KB

    • memory/2220-0-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/2220-19-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/2220-2-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB