Analysis

  • max time kernel
    151s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    19-04-2024 01:06

General

  • Target

    f929aaec00525d6dd357e05d53922f38_JaffaCakes118.exe

  • Size

    396KB

  • MD5

    f929aaec00525d6dd357e05d53922f38

  • SHA1

    04d29ebb0c66bc30f045385afa1130fdf393f15f

  • SHA256

    24383293f8e128bf02be51a5bee374de9fe9029f26ef192ce07aab2a29f03760

  • SHA512

    5349680df2b7f515f92a8565113c6514be53b85e09088b4b4a76619245b6988c5bf78166aea5f19acbec3891eb7269b1a9668c76d3ed00f3e0d41df10638ae36

  • SSDEEP

    6144:PD4RK2HCKK4cq2QvTkpQ7CU9/Jg3nAzfYxmdBiPyFRfOjd:r44lKkEpCAzfYy7fOjd

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f929aaec00525d6dd357e05d53922f38_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f929aaec00525d6dd357e05d53922f38_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\ProgramData\fH01812EaBeK01812\fH01812EaBeK01812.exe
      "C:\ProgramData\fH01812EaBeK01812\fH01812EaBeK01812.exe" "C:\Users\Admin\AppData\Local\Temp\f929aaec00525d6dd357e05d53922f38_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\fH01812EaBeK01812\fH01812EaBeK01812

    Filesize

    192B

    MD5

    62a89fccc053b1d16a5ee25b2aeeaea6

    SHA1

    5b2711e821130754931fdda188cbcff2f4aee60c

    SHA256

    8bb453d716ad47e04bd686b30ad840a18099795ca7e501f82d603d431a689959

    SHA512

    d64d61bf9ab12c650ec7ab60339746ced1c5adb84b03b2f97ecee65e52a00f0bb2e2f2d43e880d63dd30496d206ef4ddf2661324b8be5aac1c3950ff3adfe9df

  • \ProgramData\fH01812EaBeK01812\fH01812EaBeK01812.exe

    Filesize

    396KB

    MD5

    04ad5ff593b8eb84ff9ece20331fa5bf

    SHA1

    4f9d3882657ffccc4b65bf0f7168d210d2628e94

    SHA256

    9811136182c77404931f31df71662e63c155216cf3637d71e7f2282c8578b688

    SHA512

    e37c8c322bafaae1bbda4617a5dc81b8ed31c6591925494ce9b8070adccdc32110aceaef0313825bea032b80353cd7cb6ec08113931adb7273028bfbcd16706e

  • memory/1400-0-0x00000000002B0000-0x00000000002B2000-memory.dmp

    Filesize

    8KB

  • memory/1400-1-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/1400-17-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/2572-23-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/2572-27-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/2572-36-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB