Analysis

  • max time kernel
    93s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-01-2025 20:01

General

  • Target

    JaffaCakes118_10ac021a03be5cfd64ac8cd5470ab4e0.exe

  • Size

    96KB

  • MD5

    10ac021a03be5cfd64ac8cd5470ab4e0

  • SHA1

    9f6fef09b28b1a99c33aa1b652923b978a8210f6

  • SHA256

    bd7d4624b19ea046f6cf2965961f3d537622016426f8c4ad662561c5858d4b22

  • SHA512

    d7b2bf2b0e151a5684ae8d812e65bcfc7e500bca3fe65c638fba6360fe808bc5e2e195a031fade34ac40d76626b0152bb86361b0fef20fb5599ea7c90d38f4fb

  • SSDEEP

    1536:bVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:znxwgxgfR/DVG7wBpE

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 15 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10ac021a03be5cfd64ac8cd5470ab4e0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10ac021a03be5cfd64ac8cd5470ab4e0.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1524
    • C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4860
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:3520
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 208
            4⤵
            • Program crash
            PID:1416
        • 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:4564
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4564 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1348
        • 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:4124
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4124 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3520 -ip 3520
      1⤵
        PID:4568

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\WaterMark.exe

        Filesize

        96KB

        MD5

        10ac021a03be5cfd64ac8cd5470ab4e0

        SHA1

        9f6fef09b28b1a99c33aa1b652923b978a8210f6

        SHA256

        bd7d4624b19ea046f6cf2965961f3d537622016426f8c4ad662561c5858d4b22

        SHA512

        d7b2bf2b0e151a5684ae8d812e65bcfc7e500bca3fe65c638fba6360fe808bc5e2e195a031fade34ac40d76626b0152bb86361b0fef20fb5599ea7c90d38f4fb

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

        Filesize

        471B

        MD5

        2c48c73220d62a8faffe599e95896274

        SHA1

        452cd4222360fe7e881055d815ec65a2bbac564b

        SHA256

        35a3978f9dea3056b0c4a0a1945d785bb7a0022484782f414fa9ffa04f3d5967

        SHA512

        6547f2798297acc7ac11506328ef05f29074655f3e5a60adb188106c769806a2b1a8a15c7bd38c39da560df7df953798561398245667095536fc5748692cc9d8

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

        Filesize

        404B

        MD5

        ae7abf96a3249b7319e80920d37ff156

        SHA1

        7c9c1894e4d50644f540fbffed78e2a959f767ac

        SHA256

        1612b583a6c89524517bbd1ec89c70e4ad4a5f16eb4629219fb027862e0f4015

        SHA512

        a1dc48d77b2975ea76f40b2fa2339ff9b6103f8ba5b8c17869d0cf7e0e2823170109c2667a1e9c34c5fcff7981471a1b3dc422752c92418a09abcbe9a48a60c2

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

        Filesize

        404B

        MD5

        a1ecdbe2e6d92b4a6244b7a7a6d3d522

        SHA1

        cfb6bf0aa678c3aff1e5fadd146315214bb6d971

        SHA256

        9b3e3af940af6cc36ae4794e3194e853ece0560b270f18bfa946d8f61c2538a9

        SHA512

        7b830c6f849f4d1a5584571297fddcd0adceaf7264c97f00de1a8a1dd1b41368db2cba713ec52c16cd036bf3ae3729a4028809b9331d4efc42127d4cc88aba14

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{B0407B6A-D8FB-11EF-ADF2-CAFD856C81B1}.dat

        Filesize

        3KB

        MD5

        367bfb624a7ab2910bb65c1e96cf14b6

        SHA1

        cad2447e6a5fbe5863df371cb0fa0ea816f46ca6

        SHA256

        01870d053c01c96d7ab0ac52582b12e48e4bb803faed36634759cec595131b40

        SHA512

        9299290303cd246418ba67beca89d47125763a055ee2dc28f078cae4e2bf4088b4f562ffd312c174f7ef9c2a3d0a89cbef51fc9352ecddeb72c7dea3ff38922e

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{B042DC4C-D8FB-11EF-ADF2-CAFD856C81B1}.dat

        Filesize

        5KB

        MD5

        58d646a4a2b04428a624032a415e62ae

        SHA1

        79016ca4ed801d73deb8044a43d0852f76d556fe

        SHA256

        8c694664b3ef3b24c502b11bec195fd83187598f990dc0b2b3882719da3709b2

        SHA512

        5fd578e73d74b9d4f0f9f57f866c0358f0cd98ec6bb4216a1d1a3b51e7d67df3e443eb22844f5101ca955c0ab32230b81b7e2418df8c869514822d2a2843eb0d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PGH3GSHW\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1524-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-7-0x0000000000910000-0x0000000000911000-memory.dmp

        Filesize

        4KB

      • memory/1524-0-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/1524-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1524-2-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/1524-3-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/1524-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/3520-33-0x00000000010C0000-0x00000000010C1000-memory.dmp

        Filesize

        4KB

      • memory/3520-32-0x00000000010E0000-0x00000000010E1000-memory.dmp

        Filesize

        4KB

      • memory/4860-20-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/4860-35-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4860-36-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/4860-37-0x00000000773D2000-0x00000000773D3000-memory.dmp

        Filesize

        4KB

      • memory/4860-34-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/4860-30-0x00000000773D2000-0x00000000773D3000-memory.dmp

        Filesize

        4KB

      • memory/4860-40-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4860-41-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4860-29-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/4860-28-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4860-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4860-19-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB