Analysis

  • max time kernel
    140s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 00:56

General

  • Target

    8e5aa79fe68b88513435f0bcb03dddae_JaffaCakes118.exe

  • Size

    124KB

  • MD5

    8e5aa79fe68b88513435f0bcb03dddae

  • SHA1

    44593785540e3eca297ab2335284fd2ed5bbea76

  • SHA256

    df4a00cefda94fd8e9c271d1aca219d8c7f3615417749ab4d25e2892f863c386

  • SHA512

    eaf7fd6ae8bee9608635cbaa1f083e64f52b026fbe0ba661703af538559cbe60733ea5d445a65bf3682a7c8f7b657c276284e9fe7a8cbc06157e8266c69c128e

  • SSDEEP

    3072:QQnN2PZAx2VmK3L3E+MtxmePYiwwlUDRtthL:WRVbEFthb7lUDRDhL

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Disables taskbar notifications via registry modification
  • Deletes itself 1 IoCs
  • Blocklisted process makes network request 7 IoCs
  • Drops file in Program Files directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e5aa79fe68b88513435f0bcb03dddae_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8e5aa79fe68b88513435f0bcb03dddae_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\system32\msiexec.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Adds policy Run key to start application
      • Deletes itself
      • Blocklisted process makes network request
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1716

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/1716-2-0x0000000000270000-0x0000000000282000-memory.dmp

          Filesize

          72KB

        • memory/1716-6-0x0000000000270000-0x0000000000282000-memory.dmp

          Filesize

          72KB

        • memory/1716-4-0x0000000000270000-0x0000000000282000-memory.dmp

          Filesize

          72KB

        • memory/1716-7-0x0000000000200000-0x0000000000208000-memory.dmp

          Filesize

          32KB

        • memory/1716-8-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

          Filesize

          64KB

        • memory/1716-11-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

          Filesize

          64KB

        • memory/1716-17-0x0000000000200000-0x0000000000208000-memory.dmp

          Filesize

          32KB

        • memory/1716-19-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

          Filesize

          64KB

        • memory/1716-20-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

          Filesize

          64KB

        • memory/2072-0-0x00000000009D0000-0x00000000009D6000-memory.dmp

          Filesize

          24KB

        • memory/2072-1-0x0000000000930000-0x0000000000940000-memory.dmp

          Filesize

          64KB

        • memory/2072-9-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB