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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2025, 23:15

General

  • Target

    JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe

  • Size

    1.1MB

  • MD5

    81dbd5cd4841f853dd3737acc48858b3

  • SHA1

    d576298e05b994b35ac7cd267ef4318b0f7fe5e4

  • SHA256

    9dd1e7af3c86d564b13096d8ca1028bb3e7906868de4891f2576622d65be4174

  • SHA512

    df85abe7715964b6df8d0bbe2ec901006174b88c16381961cf606c4f105a7cc3ca3342ce0e1ce30b01e50133be8e65a5db7cad10cecd8232991ad7a69eb04116

  • SSDEEP

    24576:9BjtOaJKO6o/Xa6U1LeUrq5lG/L8JxsrarpSnSes2DzDsqv0Toyk/pN:lxgO6nhe8q5lGoPsrcSnSQDzDAIBN

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax family
  • 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 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.

  • Indicator Removal: File Deletion 1 TTPs

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

  • Drops file in System32 directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 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 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4144
    • C:\Users\Admin\AppData\Local\Temp\IMG057.exe
      "C:\Users\Admin\AppData\Local\Temp\IMG057.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2968
      • C:\Windows\SysWOW64\JDYYHO\LHV.exe
        "C:\Windows\system32\JDYYHO\LHV.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
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1536
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\JDYYHO\LHV.exe > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IMG057.exe

    Filesize

    1008KB

    MD5

    a8d746170520e90ca52a858d1da09ce6

    SHA1

    21c6e3c2ca1f8a0bfb4f3549b951de3fe2901afc

    SHA256

    273cd79be68978ce13b4cadd1a0eff2b1f9d624e63599979e8c5874e5552065a

    SHA512

    1208c320afadcb0f185b32a3ff17e9c68cae4d8469bf686354d98b999532047794adce6f7b82fff000f5fd5f3ffe8f7efbcd34c07ad843e54c308188fea5c964

  • C:\Windows\SysWOW64\JDYYHO\LHV.001

    Filesize

    61KB

    MD5

    383d5f5d4240d590e7dec3f7312a4ac7

    SHA1

    f6bcade8d37afb80cf52a89b3e84683f4643fbce

    SHA256

    7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

    SHA512

    e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

  • C:\Windows\SysWOW64\JDYYHO\LHV.002

    Filesize

    43KB

    MD5

    93df156c4bd9d7341f4c4a4847616a69

    SHA1

    c7663b32c3c8e247bc16b51aff87b45484652dc1

    SHA256

    e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e

    SHA512

    ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35

  • C:\Windows\SysWOW64\JDYYHO\LHV.004

    Filesize

    1KB

    MD5

    030f8eb9c8f81f63edb0128a226bbf04

    SHA1

    1acb6c651545439a0199fe13e7e0a74e630dc6c2

    SHA256

    6f9e88f61e347b4c442d5584fca1ac4a9aa339a5c63e2d8ecc335660c4cbad9a

    SHA512

    f4bac929562a8d94078476b744da503a066f40db509f0d8fb1a33b08126b3053affc16e81e21055b4638109f72d2e41421a8a9be06dbcb493b79a84a4bcebc53

  • C:\Windows\SysWOW64\JDYYHO\LHV.exe

    Filesize

    1.7MB

    MD5

    3cd29c0df98a7aeb69a9692843ca3edb

    SHA1

    7c86aea093f1979d18901bd1b89a2b02a60ac3e2

    SHA256

    5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

    SHA512

    e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

  • memory/1536-23-0x0000000000750000-0x0000000000751000-memory.dmp

    Filesize

    4KB

  • memory/1536-25-0x0000000000750000-0x0000000000751000-memory.dmp

    Filesize

    4KB