Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    28/10/2024, 16:13

General

  • Target

    7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll

  • Size

    396KB

  • MD5

    7a60b50352bd4eba11823f14db8886c8

  • SHA1

    91cee6e2f1344de38e11d862372ccf92f59709e5

  • SHA256

    3bfb2eb0267863841b39e79b19dae6ed7dd51e41f75829a901a99b5a56557525

  • SHA512

    e9befb4306dad456f2c71e01df96434fc98d5a3a5e63b33f9ee9159a4791061acef4a8ef2eefeb50350cf274883846e57d6dcee6810fecf3873e9b9c3ffa2fb9

  • SSDEEP

    6144:qqLbBaUl9Q16a/Zc9YBnSE/d7hodP0KwK5PIaUtCrFTzS:5tlZa/ZcSBnSmd7hodP0JK5wbsTzS

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Drops file in System32 directory 1 IoCs
  • Program crash 1 IoCs
  • 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.

  • Modifies registry class 51 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll
      2⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Windows\SysWOW64\regsvr32mgr.exe
        C:\Windows\SysWOW64\regsvr32mgr.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2060
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 164
          4⤵
          • Program crash
          PID:2500

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\~TM932B.tmp

          Filesize

          1.2MB

          MD5

          d124f55b9393c976963407dff51ffa79

          SHA1

          2c7bbedd79791bfb866898c85b504186db610b5d

          SHA256

          ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

          SHA512

          278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

        • \Users\Admin\AppData\Local\Temp\~TM93A9.tmp

          Filesize

          1.1MB

          MD5

          9b98d47916ead4f69ef51b56b0c2323c

          SHA1

          290a80b4ded0efc0fd00816f373fcea81a521330

          SHA256

          96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

          SHA512

          68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

        • \Windows\SysWOW64\regsvr32mgr.exe

          Filesize

          191KB

          MD5

          81bead4ed3b77609668f22d75101ae8e

          SHA1

          f2f242e8347b7d1d7a78bd718963bb81e42b2eaa

          SHA256

          d47d2370acf54ddbfbd87ec8cd5884e0d9c7be8130f2f4e55bde269f6f01b996

          SHA512

          333beecf4abaf596f464c5963090a760b8697b1320809fe4c6943c6f323abff6093af14caf3cd28681f80d1ac9c00aaf4d9ee551bab70cadd63e373527ee5740

        • memory/2060-13-0x0000000000400000-0x00000000004A0140-memory.dmp

          Filesize

          640KB

        • memory/2060-11-0x0000000000400000-0x00000000004A1000-memory.dmp

          Filesize

          644KB

        • memory/2060-22-0x0000000000400000-0x00000000004A1000-memory.dmp

          Filesize

          644KB

        • memory/2060-20-0x0000000000400000-0x00000000004A0140-memory.dmp

          Filesize

          640KB

        • memory/2608-1-0x0000000010000000-0x0000000010065000-memory.dmp

          Filesize

          404KB

        • memory/2608-4-0x0000000000850000-0x00000000008F1000-memory.dmp

          Filesize

          644KB