Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-09-2024 03:52

General

  • Target

    d103896bf6825b38cd027daead91e863_JaffaCakes118.exe

  • Size

    372KB

  • MD5

    d103896bf6825b38cd027daead91e863

  • SHA1

    9c40dad7fcf28ebec9064a335b3b4a15a20e6f44

  • SHA256

    6524b32495882416735df442b8d9cebf4b8f3f2f5f6d4bc2f5d3d2c0f985e41d

  • SHA512

    6e661f53d3b66308fa8e2e7e3d7c3289e8fe17d028b8cf46334999078cd93a729a5dd2da324077ee4462a84ff21b578e49721dc0bb734cebea4d85a5ebaa5a1b

  • SSDEEP

    6144:V29fpVL01b4b7tw1fdJzIJz6eS+5MR98Mgds7HiTddQv2X2Gh:Vmf/o1UXq1fPsJBS+MReM4ZdMah

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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.

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 5 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d103896bf6825b38cd027daead91e863_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d103896bf6825b38cd027daead91e863_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2196
    • C:\Users\Admin\AppData\Local\{22B7F37F-D58A-4007-54E2-A7295E1B888E}\.exe
      >
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\{22B7F37F-D58A-4007-54E2-A7295E1B888E}\.cfg

    Filesize

    168B

    MD5

    20165a79bcccf30bbef992c7820b2829

    SHA1

    00445acf5c6cc679e76d47b519132cb9485fd445

    SHA256

    7104e9fd4c65275f9e5c9557188f11f56faf9e9e54543a4c8e42284830a3bc6a

    SHA512

    eb968a59eb2fe7440596e8d57fb64b79b8ae2ddc79f8812200248653165d3b1285ffcd5d0381fd0980fecad9b76ccea613c515dfb1f1e15d850d6e3eacb0052f

  • C:\Users\Admin\AppData\Local\{22B7F37F-D58A-4007-54E2-A7295E1B888E}\.exe

    Filesize

    70KB

    MD5

    e333a2d90b77c4658f3cf1fd6339b0a4

    SHA1

    827439037abfa9e0fb0e6427b193d55814712377

    SHA256

    19c99ffd21ea66c1ef7875bb2739a8b21eb38fb5d8a1a5a79d59bdcebd7875c3

    SHA512

    138cf4262ce253aa10f3080d0e47cf4ca01dd5474e6c29ca04e9c968ec37fbff00c4ba7cf346048b5f6824331f0494f7f53cee8ab79c1720a63f21ddc49762da

  • memory/1544-16-0x0000000020300000-0x0000000020313200-memory.dmp

    Filesize

    76KB

  • memory/1544-15-0x0000000020300000-0x000000002030D000-memory.dmp

    Filesize

    52KB

  • memory/1544-19-0x0000000020300000-0x000000002030D000-memory.dmp

    Filesize

    52KB

  • memory/1544-20-0x0000000020300000-0x0000000020313200-memory.dmp

    Filesize

    76KB

  • memory/2196-1-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2196-2-0x0000000000400000-0x000000000043FC00-memory.dmp

    Filesize

    255KB

  • memory/2196-12-0x0000000000400000-0x000000000043FC00-memory.dmp

    Filesize

    255KB

  • memory/2196-13-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB