Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/01/2025, 20:35

General

  • Target

    JaffaCakes118_4374ffe3395196ca313993c5b6337d2e.exe

  • Size

    844KB

  • MD5

    4374ffe3395196ca313993c5b6337d2e

  • SHA1

    a52a9c1ac7f67a844a3299fbb170f067ffdd4758

  • SHA256

    36bb9292501433a0931ca14fc3e32cf8ced0c83da8a32b6bdc2e39e1fb6de157

  • SHA512

    3fbe39cd0819cdc1554908b75e521c8924f3dbb466c9ca262a412618d6a4be2460729d92c55df9d5e6b4cb41ea41f2a9fcb6032fb61da2b75d43012569d5a806

  • SSDEEP

    24576:fvX0CqJm7lpD2KXQztsFvKlH0jmr5WisTzjle5U5TIDV+DwLQk9Qd:3X05Jm7sAKF0GELm8IDVGqQV

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Modiloader family
  • ModiLoader Second Stage 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 8 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 5 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4374ffe3395196ca313993c5b6337d2e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4374ffe3395196ca313993c5b6337d2e.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2216
    • C:\Users\Admin\srRTMxaDv9.exe
      C:\Users\Admin\srRTMxaDv9.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2212
      • C:\Users\Admin\sazab.exe
        "C:\Users\Admin\sazab.exe"
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:4048
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del srRTMxaDv9.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1556
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:3400
    • C:\Users\Admin\amhost.exe
      C:\Users\Admin\amhost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4676
      • C:\Users\Admin\amhost.exe
        amhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:1656
    • C:\Users\Admin\bmhost.exe
      C:\Users\Admin\bmhost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1788
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
          PID:3528
      • C:\Users\Admin\cmhost.exe
        C:\Users\Admin\cmhost.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1552
        • C:\Users\Admin\AppData\Local\9a2c62aa\X
          176.53.17.24:80
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4620
          • C:\Windows\explorer.exe
            "C:\Windows\explorer.exe"
            4⤵
            • Modifies registry class
            PID:1168
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          3⤵
            PID:1976
        • C:\Users\Admin\dmhost.exe
          C:\Users\Admin\dmhost.exe
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:3648
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del JaffaCakes118_4374ffe3395196ca313993c5b6337d2e.exe
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4476
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            3⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:1504

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\9a2c62aa\X

              Filesize

              41KB

              MD5

              be40a2578e862f1cecc9b9194f524201

              SHA1

              0c379f375f9bcfab2e8d86161cec07fe4a7dbc12

              SHA256

              2c0f19272baa42d1af85a395fe8cd687c50e91450abc5911f6806c317a25b6a6

              SHA512

              25fbee1dce99c0ca80cd11bbe0d9fceaa07bf8a8b9b3ebc04e55645c0a733dafc83a7922975c31bc9fdff6f413257ac8b9ff72628c78b48a5b7ab669eab369f8

            • C:\Users\Admin\amhost.exe

              Filesize

              80KB

              MD5

              8ccbe4f27f9710f3e7f75e1d1de57e49

              SHA1

              272e95e476477cd4a1715ee0bcf32318e0351718

              SHA256

              3d36ee15c25b2308f8552e121d885c26b46b4e7fc6dbb41a684bec53e0ae3b5d

              SHA512

              334f56b5158839f521513aff9de334536c86da633bf1a3b78592529275457973ed67fd55a54bef8f88ce918c2863c365cababfbd0ef888a27272906e281105d0

            • C:\Users\Admin\bmhost.exe

              Filesize

              258KB

              MD5

              2da0070a7c50f3a078b73b4fb7ee7c02

              SHA1

              999b4860a80b908622fadfc8fae27db66b200932

              SHA256

              f8a0f1b5b3f320f01173f151305dc780eac51bf78e7405fd2c0b9b3ba58945bf

              SHA512

              2d488508e785d92c5cf9f0abee8153d984d8dd8f1d59880643764f499e151fccc9572a9ad1fe0a82412b8ed230d25bd849a0beeded12325dc21839ed53512630

            • C:\Users\Admin\cmhost.exe

              Filesize

              358KB

              MD5

              03102e4338eb16e0c4dfe106830557e3

              SHA1

              4fdb5baf0900e44e95acdeee1c947be3b0518b39

              SHA256

              7dd28bddc46daddc8f7e14906f50ef991d3d7f1ffb785388fb5c42be9e162139

              SHA512

              c7d4b4b3766c0b4cdc3d16f56effe1b36cacd4a48f728cf1a33360eb6c48362587186dc0be45f098cd3117bc10c7113d51262939bfe018c6f963b36d59cd97c9

            • C:\Users\Admin\dmhost.exe

              Filesize

              32KB

              MD5

              e5a8cc5176a71d1fb82d8790db0c20f0

              SHA1

              6d0c76a9e94151d84241bdf99033524daf4346ed

              SHA256

              3b324891d70636e38cfc4c080a91fc83b387013af03ef9d2d6aa36376e1d6c8c

              SHA512

              ccbd5e3f98ff202c8a7753208d588bfef183eb37a6da3fbcf733dab0112408b1a05836ebbc24d6a17e9b72260ba9682e53628d20f130b10d8ec76cf9f1a51f9c

            • C:\Users\Admin\sazab.exe

              Filesize

              344KB

              MD5

              15328499a2e83b063081d2cfd27faed6

              SHA1

              bf0a0fd4407935258ff9df51de7c1915901b92e2

              SHA256

              d4e38f4c3bd7b294298c4fda059da3035f2c3f9a5f59780d858fe666a2546b7b

              SHA512

              97c7fc7fadf0fa33ccce81bbc0662912bcfa0c75fee4b3f057bef602d7805e68835e13a9bb7c0befcabfbce2b8db7db5db3b2a47536c7559403db51f3fd30c84

            • C:\Users\Admin\srRTMxaDv9.exe

              Filesize

              344KB

              MD5

              57a5743f47b3a874773041195600909c

              SHA1

              74f5c16a6ca03baea7c684e40d351f1ec484a70d

              SHA256

              eecfb7541cf571d34882ebeb19c3c396ed53243e23060d45e1f1b033e061da90

              SHA512

              66c4621663db921b7a18b843197ea6611e9473abca6b2a653d1f228146129434a7f643f598e0fdfbe300f2ea91168135de59a69f02f52245c71f12e4364e2954

            • memory/1552-80-0x0000000000400000-0x0000000000465C48-memory.dmp

              Filesize

              407KB

            • memory/1552-73-0x0000000000400000-0x0000000000465C48-memory.dmp

              Filesize

              407KB

            • memory/1656-46-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/1656-51-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/1656-52-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/1656-53-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/1656-45-0x0000000000400000-0x000000000040E000-memory.dmp

              Filesize

              56KB

            • memory/1788-58-0x0000000000400000-0x0000000000446000-memory.dmp

              Filesize

              280KB

            • memory/4676-50-0x0000000000400000-0x0000000000417000-memory.dmp

              Filesize

              92KB