Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-01-2025 15:54

General

  • Target

    JaffaCakes118_cc1644ec5ead390052f977054f42990b.exe

  • Size

    1.2MB

  • MD5

    cc1644ec5ead390052f977054f42990b

  • SHA1

    ddf8f71466533b2a6765fcbe04e6690f470b86a8

  • SHA256

    2b2556ab9e99e5ba8c2ab5118935887f67bbf336225fa7ffbdbee008917b611c

  • SHA512

    17a652f43bd8e256de49014dee727a33f857b135d9581840b5e993409aa3c2bce891f640acfd373cabddd3544603561671cc01a65c42feafd53824f559f43490

  • SSDEEP

    24576:/U4oTv8la+1fIeQZJ3nrBBtKRWBbfMHeRlWZ6zSoosHYImQCaQ:/ULTvmIeWTKcbSoDzboS56a

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

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

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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.

  • Drops file in System32 directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc1644ec5ead390052f977054f42990b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc1644ec5ead390052f977054f42990b.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Windows\SysWOW64\OKOTRO\UDD.exe
      "C:\Windows\system32\OKOTRO\UDD.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3468

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    456KB

    MD5

    48cfaed4d566c34716326302b49bdad2

    SHA1

    566e0989b6bc7ed205f9ae250ea98e3a4d7fba52

    SHA256

    54c2e10de3ed7135d20c239a7f656c6ff57d1158607fa4c6779e042681de87ea

    SHA512

    96c871ed9af039142aab5904021d3ef3f75a58c5cc1fdf4d59e40e3699fd03e7cff384b788f7359a1de519ebdcafdad55891fef4f67e2c216ea89ebc945996a0

  • C:\Windows\SysWOW64\OKOTRO\UDD.001

    Filesize

    60KB

    MD5

    a15c556f17d7db8287e023138942d5db

    SHA1

    880bf8ec944120830dc2e2e040e5996e4e0e6c83

    SHA256

    f3716810ab011a4cb7693d31b69cd540380ef2a067724e0d568070c8a558694e

    SHA512

    930339711e3d73e5af0778367a648c94411c20d23bf4c27ec5d72222e76b8902eb3fc0992d70cc4141600c19087159514246d42f1e762c98dad306f8e0bd99cd

  • C:\Windows\SysWOW64\OKOTRO\UDD.002

    Filesize

    43KB

    MD5

    daabecdfba287a3333b60ae82211acd7

    SHA1

    e67b4c7bf0dd71ad47263a58bb60be4bce504b84

    SHA256

    12981c35adf6f00c7dddbc3ab23c04c30133cc5be107015dab9fd7ba4e8b4173

    SHA512

    937f551f959bd823292fe5983bbfb1c3a6dd86426a5da228dc7ddba38138c898599bc713d707b9d3463b20825cee0783d92c1c19019cd0328986a8aef5c1222f

  • C:\Windows\SysWOW64\OKOTRO\UDD.004

    Filesize

    1KB

    MD5

    03d1bb338ca97776519490f945712b60

    SHA1

    8926feb7dbbc5508472dfd7ced0d07b1ec1bf774

    SHA256

    98e165704a2208d2fb8504c10a6f4f1778efb9219e25ec6ff97e8c5a77864c12

    SHA512

    8a14bd82c365f37854e414dd78bca936e5b6a08ff861e8627399aef8899d6fe631b1472e56b633193f93c9bff0358152811a687b64f2d22eb271576ab01817b5

  • C:\Windows\SysWOW64\OKOTRO\UDD.exe

    Filesize

    1.7MB

    MD5

    f3819a6cab8ae058254c4abb3844d87e

    SHA1

    0f8b1a74af87f1823ec0d76e21a8d54d55a53a8b

    SHA256

    3d656d1364b4b2382020f64990a2c630b7b9422ca7b7fe2c30646fda3303e6c9

    SHA512

    dfe9d342f3ad543fec8bd278e21ac5059b1c36ed3f735734e9b92d639cb25609f9307862ab2b35ea3e88713f4a652abe5863871225f915462c79d493ac5e1f57

  • memory/3468-17-0x0000000000760000-0x0000000000761000-memory.dmp

    Filesize

    4KB

  • memory/3468-19-0x0000000000760000-0x0000000000761000-memory.dmp

    Filesize

    4KB