Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    28-06-2024 02:57

General

  • Target

    188948ddb492aadfe9ff4180f2b9554c_JaffaCakes118.exe

  • Size

    104KB

  • MD5

    188948ddb492aadfe9ff4180f2b9554c

  • SHA1

    ea779e28591ee9a07b86cb4b6a0b736f7ff79e3a

  • SHA256

    5c1a710628ea2be30907df9a6f25c672c2fe683d6ee1930a829061afe7fc877c

  • SHA512

    3117e2ac507c4d41f6e4499813915f9ef76c1a0abb19a27b1a013894b0e2b6967a50a5440c7404468f1c44a61356a5803052725c22a1adb6b0bded03691158d9

  • SSDEEP

    1536:ngTJCNMiJ0dxUEy5beFI5sxyCNYwUch0IdTh8evcmmt0Dm:n2JhCgPCR41hWevcmmt0Dm

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1044
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1096
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1176
          • C:\Users\Admin\AppData\Local\Temp\188948ddb492aadfe9ff4180f2b9554c_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\188948ddb492aadfe9ff4180f2b9554c_JaffaCakes118.exe"
            2⤵
            • Loads dropped DLL
            • Drops file in System32 directory
            • Drops file in Windows directory
            • Suspicious use of WriteProcessMemory
            PID:2140
            • C:\Windows\SysWOW64\npnds.exe
              "C:\Windows\system32\npnds.exe" -reg2
              3⤵
              • Executes dropped EXE
              • Drops file in Windows directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2612
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c ""C:\Users\Admin\AppData\Local\Temp\erase.bat" "
              3⤵
              • Deletes itself
              PID:2628

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\erase.bat

          Filesize

          148B

          MD5

          f2304cf9b8a7809ead7111dd07c2afbd

          SHA1

          b1842949b4e4a98e0e164dd3bf115eef0ccb536e

          SHA256

          e4e8d8a8464fcb22079616e46090efa40253fdcd52899ee7c0dc632733a5a0e6

          SHA512

          dc2056a85f6dc3a4cfa5dab2360b079268628a85611b6753751b68cfd6cca121d2091ab0dc646a51166730debf4f40e941087e70e275c758a805122611973025

        • C:\Windows\inf\xutrt.PNF

          Filesize

          104KB

          MD5

          a845d5644ec1c2bebd083834d5f112c7

          SHA1

          fa484258d445665404b2e0bed2386ac1ee6f5c9b

          SHA256

          da2059176a903434efa1f894d9e8ecb1b89bb7743d26f7347056f5e158700c06

          SHA512

          0f1798da38321d88cdced21091bf2d59671102c01dc6d8a8aff80fdaa60efc97f9354f52feb7694683daee41095098ab1634c9ddd05577217d09774b2299ba40

        • \Windows\SysWOW64\npnds.exe

          Filesize

          104KB

          MD5

          b9853ace0c3ca2fcfc155b253150bbc1

          SHA1

          8dbf9a6ef6ad0640d83a9f66c4b7bd271d704da0

          SHA256

          327976891e85370a76651ef8159114a2745cc33a1f173b18c645459b198f058e

          SHA512

          e57dd55adfc51b87eae47df19abc68fbf5c20feae273f1b7eb033349b7e6a2503792e1ccc8a4478ca879f6a9b841a02e1152b74e19f164f86eb3c629eefaf404

        • memory/1096-24-0x0000000001DA0000-0x0000000001DA1000-memory.dmp

          Filesize

          4KB

        • memory/1096-25-0x0000000001DA0000-0x0000000001DA1000-memory.dmp

          Filesize

          4KB

        • memory/1096-32-0x0000000001DB0000-0x0000000001DB1000-memory.dmp

          Filesize

          4KB

        • memory/1096-46-0x0000000001DC0000-0x0000000001DC1000-memory.dmp

          Filesize

          4KB

        • memory/1176-28-0x00000000025C0000-0x00000000025C1000-memory.dmp

          Filesize

          4KB

        • memory/1176-42-0x0000000002D40000-0x0000000002D41000-memory.dmp

          Filesize

          4KB