Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-09-2024 16:35

General

  • Target

    e2ebdccb8a3e4244261ca5ebb3d0f8a6_JaffaCakes118.exe

  • Size

    813KB

  • MD5

    e2ebdccb8a3e4244261ca5ebb3d0f8a6

  • SHA1

    c70105a7b64287c4e53548b54be6fe9f242f95f0

  • SHA256

    2fc377e680565a454d7dc0e04c042dccc2a6306f4368d93de59d69821842457d

  • SHA512

    208aa92a162e231b59730d1c4636ea2826920c5ecf94cc062640c1bfe792e6db5091653add3628c0d624185fa0e4a2384825dd1422aa4406ade0ed13cca148cd

  • SSDEEP

    12288:+ctGE+lDwn8cUwp9MCEAjW7cp8V+6RG7io6ezCjnG3yWoI1UWQB:0EwDPcLjDEAjGU8V+x7QeezlhB

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 1 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • 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.

  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Drops file in System32 directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Modifies registry class 39 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e2ebdccb8a3e4244261ca5ebb3d0f8a6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e2ebdccb8a3e4244261ca5ebb3d0f8a6_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:388
    • C:\Users\Admin\AppData\Local\Temp\alalal.exe
      "C:\Users\Admin\AppData\Local\Temp\alalal.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2264
      • C:\Windows\SysWOW64\28463\HAWF.exe
        "C:\Windows\system32\28463\HAWF.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2084
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 1088
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:3208
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\HAWF.exe > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2284
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\hello.txt
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Opens file in notepad (likely ransom note)
      PID:4812
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2084 -ip 2084
    1⤵
      PID:4008

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\@97CB.tmp

      Filesize

      4KB

      MD5

      d73d89b1ea433724795b3d2b524f596c

      SHA1

      213514f48ece9f074266b122ee2d06e842871c8c

      SHA256

      8aef975a94c800d0e3e4929999d05861868a7129b766315c02a48a122e3455d6

      SHA512

      8b73be757ad3e0f2b29c0b130918e8f257375f9f3bf7b9609bac24b17369de2812341651547546af238936d70f38f050d6984afd16d47b467bcbba4992e42f41

    • C:\Users\Admin\AppData\Local\Temp\alalal.exe

      Filesize

      783KB

      MD5

      d8e63038cd315c939bceb4333959c8ff

      SHA1

      2bc6b710064dfa44f13dec3b0631c9203b5a484f

      SHA256

      5bb8b60c931e2dc1b3080471ffc9b0612d1b5d9055a63feb07fb3db5d8f4d6cf

      SHA512

      54f8a2403496097b30bb8cf444dec7b3868dc57b80d8d96b385d406eb5a2482711cb2ec8bdfcb8b49e63784973513dee5187996af996379a416fbd8602b2ba5b

    • C:\Users\Admin\AppData\Local\Temp\hello.txt

      Filesize

      40B

      MD5

      0818a2155823f8c4d1e6b2a24d4b86ac

      SHA1

      3764085a15922b359b0d4a714c10dbd020f23f36

      SHA256

      a49cafc9b464f56a529f917851d7f292969f157dffcc2392006bbe15811b489a

      SHA512

      be3de98b5e25cccf6e50c6d78bae9fa00af54482d25e2caf1995f3808d4247d8f5251d535e08ee84c5d9b22e9bdad5d4765ba5ca8fdeaf672cda42eb7ded571d

    • C:\Windows\SysWOW64\28463\AKV.exe

      Filesize

      457KB

      MD5

      97eee85d1aebf93d5d9400cb4e9c771b

      SHA1

      26fa2bf5fce2d86b891ac0741a6999bff31397de

      SHA256

      30df6c8cbd255011d80fa6e959179d47c458bc4c4d9e78c4cf571aa611cd7d24

      SHA512

      8cecc533c07c91c67b93a7ae46102a0aae7f4d3d88d04c250231f0bcd8e1f173daf06e94b5253a66db3f2a052c51e62154554368929294178d2b3597c1cca7e6

    • C:\Windows\SysWOW64\28463\HAWF.001

      Filesize

      446B

      MD5

      12f3f808506762ba31b6ab8ae9bef99c

      SHA1

      4aae9bef8ddd534e11a87f1be45a9be7cad3c4a4

      SHA256

      7b76928bbb5948e2fb83915515b9d5ad0c596d5f5b2d46d2dc300089759f6be0

      SHA512

      dc0465a96d52bfc52cc3a6182dfb9200f6a7b1b42a0d21f824089dc517376575e16117ebe38020df695d66a57580fd81de9929a3aa4b4575d580a33303cf616c

    • C:\Windows\SysWOW64\28463\HAWF.006

      Filesize

      8KB

      MD5

      35b24c473bdcdb4411e326c6c437e8ed

      SHA1

      ec1055365bc2a66e52de2d66d24d742863c1ce3d

      SHA256

      4530fcc91e4d0697a64f5e24d70e2b327f0acab1a9013102ff04236841c5a617

      SHA512

      32722f1484013bbc9c1b41b3fdaf5cd244ec67facaa2232be0e90455719d664d65cae1cd670adf5c40c67f568122d910b30e3e50f7cc06b0350a6a2d34d371de

    • C:\Windows\SysWOW64\28463\HAWF.007

      Filesize

      5KB

      MD5

      a8e19de6669e831956049685225058a8

      SHA1

      6d2546d49d92b18591ad4fedbc92626686e7e979

      SHA256

      34856528d8b7e31caa83f350bc4dbc861120dc2da822a9eb896b773bc7e1f564

      SHA512

      5c407d4aa5731bd62c2a1756127f794382dc5e2b214298acfa68698c709fbbe3f2aa8dbdcbef02ed2a49f8f35969959946e9f727895bdca4500d16e84f4ef2e8

    • C:\Windows\SysWOW64\28463\HAWF.exe

      Filesize

      646KB

      MD5

      b863a9ac3bcdcde2fd7408944d5bf976

      SHA1

      4bd106cd9aefdf2b51f91079760855e04f73f3b0

      SHA256

      0fe8e3cd44a89c15dec75ff2949bac1a96e1ea7e0040f74df3230569ac9e37b0

      SHA512

      4b30c3b119c1e7b2747d2745b2b79c61669a33b84520b88ab54257793e3ed6e76378dea2b8ff048cb1822187ffdc20e921d658bb5b0482c23cfa7d70f4e7aa1a

    • C:\Windows\SysWOW64\28463\key.bin

      Filesize

      106B

      MD5

      a7803747d88ef30694f734728947208f

      SHA1

      66d940969be262153388f57209f60b4840f78fa5

      SHA256

      5a155301048acd3ee2e64682ca9ea92fed5a5821515ad1b94f0f9555f9198de4

      SHA512

      7bc14fdc47f372bfa00d627afd3bbd76f4efdad86727b198ba85c151a5b6d25466836ac4f87a228128eb0d16254449b9e26e731ce781b6003a83892dabb4c185

    • memory/2084-29-0x0000000000400000-0x00000000004DF000-memory.dmp

      Filesize

      892KB

    • memory/2084-42-0x0000000000400000-0x00000000004DF000-memory.dmp

      Filesize

      892KB

    • memory/2084-45-0x0000000000400000-0x00000000004DF000-memory.dmp

      Filesize

      892KB

    • memory/2084-50-0x0000000000400000-0x00000000004DF000-memory.dmp

      Filesize

      892KB