Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2024, 21:20

General

  • Target

    fdac41fd385e892a5eaf9f52f3e80fc0_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    fdac41fd385e892a5eaf9f52f3e80fc0

  • SHA1

    1b0f9ceea6516ff30b2080351fb6a3fdcafd634a

  • SHA256

    3d750ba4b3cb849f24180fd01af9ae8d6570efbaaf1ffd3c5b495924a1e117c7

  • SHA512

    47e72aa8d5d359ca72263467d11afb7fd770b8ee8d27b7b588bb4eb883a56c65d0e305cc62e32be7f9fc208e6442f37137b0f4d5424ad27e30820afedd7f531c

  • SSDEEP

    24576:KFsVAGNbNZeyMsXsu6sQJRkZaoHXmJVHs8URHMKKqA/R3lvG:KsbNZ5vQJRRo3m3MjRsCAt

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdac41fd385e892a5eaf9f52f3e80fc0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fdac41fd385e892a5eaf9f52f3e80fc0_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Users\Admin\AppData\Local\Temp\fdac41fd385e892a5eaf9f52f3e80fc0_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\fdac41fd385e892a5eaf9f52f3e80fc0_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2888

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          344B

          MD5

          a98a6f5f338bff15ff56c09afd615521

          SHA1

          5b03ec281632b344a3f621712f81f9683750a35e

          SHA256

          e3b6fadf065a7848caff7402c49a637f23901273ccb2a76c78f15bebce903ce4

          SHA512

          dfbca3318d1cd6cc9cdc652aac4a2b4264b183e99ce8624746671968c04ebd83b050f88fc2d728c8fd2f0fe16ae9640cfe440cad41dece54404394eecbaa5354

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          344B

          MD5

          3e3bdba4663778b24ea03961657e909a

          SHA1

          d0084faa4d232aad7c3a2150aaf0563324ced3ac

          SHA256

          3cbd3a5343a712fec9812700eb665b7622b395c9a35b9aa60c3ae390fb7b76ed

          SHA512

          8a0df34023ecd4fbe7dcd2b946867f60015a4d6bad3d3b16b7b3821e10626e3b542f85c3776a1a936925644bf1e5a7fc344493e0453274b5200138f8259aa656

        • C:\Users\Admin\AppData\Local\Temp\Cab2609.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar262B.tmp

          Filesize

          171KB

          MD5

          9c0c641c06238516f27941aa1166d427

          SHA1

          64cd549fb8cf014fcd9312aa7a5b023847b6c977

          SHA256

          4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

          SHA512

          936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

        • C:\Users\Admin\AppData\Local\Temp\Tar2769.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

        • \Users\Admin\AppData\Local\Temp\fdac41fd385e892a5eaf9f52f3e80fc0_JaffaCakes118.exe

          Filesize

          1.3MB

          MD5

          f8fe9ca7c1e189aaad15e3a002841928

          SHA1

          9000f5f7b83d9991c69f523baee42f703655a730

          SHA256

          90aa2bd4ec8c230b8b16abadb460c31894b7b08aa6042beb7a49ff684c74a954

          SHA512

          ea5a677746580c66b076cc35b291c7114e3966ea108c89481367db8e287686388692773884abc07af555e957dc7407b60ae8d4092d2d90c756724997fa6c5c47

        • memory/1992-14-0x00000000036B0000-0x0000000003B1A000-memory.dmp

          Filesize

          4.4MB

        • memory/1992-0-0x0000000000400000-0x000000000086A000-memory.dmp

          Filesize

          4.4MB

        • memory/1992-15-0x0000000000400000-0x00000000005F2000-memory.dmp

          Filesize

          1.9MB

        • memory/1992-1-0x0000000000400000-0x00000000005F2000-memory.dmp

          Filesize

          1.9MB

        • memory/1992-2-0x0000000000290000-0x00000000003A2000-memory.dmp

          Filesize

          1.1MB

        • memory/1992-117-0x00000000036B0000-0x0000000003B1A000-memory.dmp

          Filesize

          4.4MB

        • memory/2888-20-0x0000000000130000-0x0000000000242000-memory.dmp

          Filesize

          1.1MB

        • memory/2888-17-0x0000000000400000-0x000000000086A000-memory.dmp

          Filesize

          4.4MB

        • memory/2888-18-0x0000000000400000-0x00000000005F2000-memory.dmp

          Filesize

          1.9MB

        • memory/2888-118-0x0000000000400000-0x000000000086A000-memory.dmp

          Filesize

          4.4MB