Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/04/2025, 14:22

General

  • Target

    JaffaCakes118_be703c6463c6abecf9b40ceb8767f965.exe

  • Size

    753KB

  • MD5

    be703c6463c6abecf9b40ceb8767f965

  • SHA1

    ff01b76ce1d089d9463fc49f0a504e79bad2887a

  • SHA256

    915ef27293e400c67ee19313700ddd96e0bd1b9becabd68d50b461d91cfe2941

  • SHA512

    9523ae8aedc59e561c13548b35ffceb23b7892cba4894daa6c17d660d58f36fc5a69e39c2e92c3713eb44e561c056e8cd6384952882b0d0fb861946177b750be

  • SSDEEP

    12288:/uD68wSJOCJqQfHH6V23nJc2qq24Qy5Z9mm744L9Nd/FB77lwecB3zWuoPXGbdZT:QJOCJfHagJc51q9mmM4L9NdFB/lw1xxZ

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax family
  • Ardamax main executable 1 IoCs
  • Contacts a large (568) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 20 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 6 IoCs
  • UPX packed file 20 IoCs

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

  • Drops file in Program Files directory 1 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 8 IoCs

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

  • Modifies registry class 13 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be703c6463c6abecf9b40ceb8767f965.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be703c6463c6abecf9b40ceb8767f965.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:6000
    • C:\Windows\SysWOW64\28463\GEHI.exe
      "C:\Windows\system32\28463\GEHI.exe"
      2⤵
      • 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:3028
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 1068
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:5992
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\GEHI.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5776
    • C:\Users\Admin\AppData\Local\Temp\utorrent18.exe
      "C:\Users\Admin\AppData\Local\Temp\utorrent18.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3464
      • C:\Users\Admin\AppData\Local\Temp\utorrent18.exe
        "C:\Users\Admin\AppData\Local\Temp\utorrent18.exe" /PERFORMINSTALL 12741 "C:\Program Files (x86)\uTorrent"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:4648
      • C:\Program Files (x86)\uTorrent\uTorrent.exe
        uTorrent.exe /NOINSTALL /BRINGTOFRONT
        3⤵
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:5452
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\SysWOW64\28463\GEHI.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:940
    • C:\Windows\SysWOW64\28463\GEHI.exe
      C:\Windows\SysWOW64\28463\GEHI.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4468
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{E2B3C97F-6AE1-41AC-817A-F6F92166D7DD}
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    PID:1392
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3028 -ip 3028
    1⤵
      PID:2956

    Network

    MITRE ATT&CK Enterprise v16

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\@827E.tmp

      Filesize

      4KB

      MD5

      25530555085337eb644b061f239aa9d4

      SHA1

      8d91e099aba5439d4bfa8bce464c94e3e1acf620

      SHA256

      3fb6b438ad1530abdd068bffb303fb8a4de51430e0e18ddb6b1a0469ffab8325

      SHA512

      b1f9de0c276533a5a7070aeb2b6415cc1c0bdd2baf5e0645c6ac5ba767cab0d76e5b4461800d89724992af2c863294ada3c1eb2e4516183fe2010c33d47d6a2a

    • C:\Users\Admin\AppData\Local\Temp\utorrent18.exe

      Filesize

      260KB

      MD5

      eaa865631b18d6c8ec5b34082f41c91a

      SHA1

      da61b82e4697b80b8049aeb25a425e3e1577b3bc

      SHA256

      c0eb079b449c83adda85567816ce7c45582cdc985b05f84335253fe0d5208e20

      SHA512

      d92e60737132dd58c54b031db15ea01a560942b80253589ac4dbb41fdc3c7eb277989c822bd26b10c0faffe0eeb0a378f0c9d08d53a6965003f61740040de6be

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

      Filesize

      395KB

      MD5

      d63cc8679a63448db1c64252e14e4ab5

      SHA1

      10b3a9ac4bc16e8ac1cd05e50b4d540fa3ef223e

      SHA256

      29b3646a556879a4a48e4f2f81e09179c34ac2051ed3e4f4c28e293092470d3d

      SHA512

      cb1911e1a77fb9be560aa4fd8bbef65e181b6d4438d65657501dbcd8dbf488ba01738a7222f35f8d4317e8df8c6f307d9e3623d6e3e45753e138b80fb68ff768

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

      Filesize

      404B

      MD5

      67c70d5fb64b96214b1bf37c81423967

      SHA1

      fdb90c709de360ee5819b0df5e4f60c8de1479e2

      SHA256

      daa163165777ea44d18b01bf52c7ae758b1f93be192294a565f22c3129fbdbe1

      SHA512

      e5459ebeed5a5c234fec4f739eea44e27f48448cde7f17e8266a25131d28b8ef098ecc390411831306e8be85323f3e5cf6fcf8891ae2bc258da6c4afa651acf2

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

      Filesize

      8KB

      MD5

      81e20f4361cf8f5a57812871c24d945e

      SHA1

      5d7877d6959ab26599b05795a71633f00c37a3da

      SHA256

      e6e8b4a29dccb3531f58c75b754caf7f26afe3e7043239305fd0ae7ab2f7571d

      SHA512

      69b1d75ab7123054bf98cf3a0f2cc7a0749cda8d85ebdef85be7d89f1454154ce29070907b934727a6c5276ff430e94810b87a5634d25d8529df9ee36fd20818

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

      Filesize

      5KB

      MD5

      e9fbdcc2f5fb657fa519b3f5c69fc52d

      SHA1

      c49cca77b46a59d620711de7564d43e5dafcd2b5

      SHA256

      cc440cfc4ce1a1ff503cc9e8937c59aae64bfce4daa3e7dc757220a25cadc2e4

      SHA512

      913759967e16b99d8ea66433e5dc99d5ddbf737be6784306e67c2b23a525b7a578fcae1028221d3209abc452ff30508eb750c62113c3868a7af36b544e525fb1

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

      Filesize

      473KB

      MD5

      97d8ad45f48b4b28a93aab94699b7168

      SHA1

      8b69b7fd7c008b95d12386f6da415097e72151de

      SHA256

      661df22a66b2062b233eb0bd9665de924cfe0ac9c6ba29e20ffef24f817f9331

      SHA512

      3351eac970bab391de410fcf1937da75d2e4722b808f10332f487ddfe469544e32e7d4ed0e5bdc19bd5f472cffcc55ca1498c95945b4e9c4ceff6ff5cc521c8a

    • memory/3028-49-0x0000000000570000-0x0000000000571000-memory.dmp

      Filesize

      4KB

    • memory/3028-35-0x0000000000570000-0x0000000000571000-memory.dmp

      Filesize

      4KB

    • memory/3464-30-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/3464-47-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/3464-36-0x00000000004F0000-0x00000000004F1000-memory.dmp

      Filesize

      4KB

    • memory/3464-65-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/4648-60-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-69-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-70-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-71-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-72-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-73-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-74-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-76-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-77-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-78-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-79-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-80-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-81-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-82-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-83-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB

    • memory/5452-84-0x0000000000400000-0x00000000004A5000-memory.dmp

      Filesize

      660KB