Analysis

  • max time kernel
    148s
  • max time network
    151s
  • 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 10:43

General

  • Target

    JaffaCakes118_3ec2c43450d11e3980205bed284a2326.exe

  • Size

    127KB

  • MD5

    3ec2c43450d11e3980205bed284a2326

  • SHA1

    8c6c24c0bc753bbddaec0c1f7671e5a622e2e85d

  • SHA256

    f65ff59305a3749075f46b721c816a4db3ecd7893ddc3c1c50521b6a942ce208

  • SHA512

    fd7b0a4872f11f7c2ef10973fec4a047ba2498948230012f7101bfe0f1a8b3f168d5a203a9a44a426299d7a1427c627be8bdaa4150377a9a5cbbf6660a25024f

  • SSDEEP

    3072:+N7xyZS7Gfub9prvPGZ6gQfNA4sdUFk8jwaaHw7Koj4rW+e:A7EZS7GkpKZ6gQFlAc

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ec2c43450d11e3980205bed284a2326.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ec2c43450d11e3980205bed284a2326.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4616
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:4596
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 84
          3⤵
          • Program crash
          PID:2848
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4888
        • C:\Program Files\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1948
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1948 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1740
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1948 CREDAT:17416 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2220
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:3980
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 212
            3⤵
            • Program crash
            PID:4416
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1320
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:1620
        • C:\Users\Admin\AppData\Local\Temp\dhwvklexebadvitk.exe
          "C:\Users\Admin\AppData\Local\Temp\dhwvklexebadvitk.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4556
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4596 -ip 4596
        1⤵
          PID:4728
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3980 -ip 3980
          1⤵
            PID:2784

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

            Filesize

            471B

            MD5

            206fe14723a861b688f6473333dc507c

            SHA1

            9e2e50dfd67986677e808b216db08c02961ffd7b

            SHA256

            c8b5bc9cb349c22051a2fedd1b4f755a1d6cce5cfb19be11a93c8e1d7daa5f18

            SHA512

            a69a00c9a0b0bb6db4bd7e216a57c1f90c01f9fd0f029dcab1328112ec23ceb34e47be669a433fce8e3e575bfb153736269563bed172c6fc4875b8632890317a

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

            Filesize

            404B

            MD5

            79a908f8ac6c689bc76e48bbb837f5d9

            SHA1

            d43da1ec9aee369fac2bb7b883d21ffb2167b887

            SHA256

            01ceebac75b9c39adcd28444e5046faa2d3c0e02b9b75534af0b461355a6e29e

            SHA512

            4b1e5e0c32f94e28cf2d6e9f23e1498ac98005bc276699a21f79791bbbf6819b80e8094fe5fe7ef5d4e3a4d665594f35b543fd817b5c44f8c9ed01d298bef5b2

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

            Filesize

            404B

            MD5

            0c5978dfcf30f22a7326fd3f4822de87

            SHA1

            a7f069a867ec4f0639a91ec087e392d36eba8762

            SHA256

            3ce638e50704292932d2135298c7c43ed19392573c74d5d039410d96c405ae39

            SHA512

            7069fdbeb17105faf30c5986f90e0b1e655b7a621fbbf0ca6777ba6b0c1f1404ae0b021eef8f8c6c3c1657bd5d7f7b64bafedfc1baf1b6e4ea55034eb3559c2b

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

            Filesize

            127KB

            MD5

            3ec2c43450d11e3980205bed284a2326

            SHA1

            8c6c24c0bc753bbddaec0c1f7671e5a622e2e85d

            SHA256

            f65ff59305a3749075f46b721c816a4db3ecd7893ddc3c1c50521b6a942ce208

            SHA512

            fd7b0a4872f11f7c2ef10973fec4a047ba2498948230012f7101bfe0f1a8b3f168d5a203a9a44a426299d7a1427c627be8bdaa4150377a9a5cbbf6660a25024f

          • memory/4556-42-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/4556-41-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4556-38-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4596-8-0x00000000004B0000-0x00000000004B1000-memory.dmp

            Filesize

            4KB

          • memory/4596-9-0x00000000001F0000-0x00000000001F1000-memory.dmp

            Filesize

            4KB

          • memory/4616-18-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4616-10-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/4616-0-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4616-20-0x0000000077C22000-0x0000000077C23000-memory.dmp

            Filesize

            4KB

          • memory/4616-19-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4616-17-0x0000000077C22000-0x0000000077C23000-memory.dmp

            Filesize

            4KB

          • memory/4616-11-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4616-13-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4616-37-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/4616-6-0x00000000005D0000-0x00000000005D1000-memory.dmp

            Filesize

            4KB

          • memory/4616-5-0x00000000005C0000-0x00000000005C1000-memory.dmp

            Filesize

            4KB

          • memory/4616-4-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4616-2-0x0000000000400000-0x000000000043A11C-memory.dmp

            Filesize

            232KB

          • memory/4616-1-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB