Analysis

  • max time kernel
    119s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2024, 19:16

General

  • Target

    f67b73a86d50d34228f1ee235344c2a2_JaffaCakes118.exe

  • Size

    10.1MB

  • MD5

    f67b73a86d50d34228f1ee235344c2a2

  • SHA1

    036c68dbe8b989f8de02eaa7c6b40129b7f508d2

  • SHA256

    660e2f1e811c15c308b13908917201b5e0de57c2df9dac21e38cbcf77a3e945f

  • SHA512

    eac01185d85d8aa9d1198fa425300d20719ca1aa13779e6333cb31cd358e97b4cd1ecc90db8a364caadcfa5c5cdea730ccd34191fb5375baab05ec971b2a4993

  • SSDEEP

    196608:8Fx+zreWC6kzi08/YrWCmRatWC6kzi08/YrWCi:8F0z6wkzS8satwkzS8A

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\f67b73a86d50d34228f1ee235344c2a2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f67b73a86d50d34228f1ee235344c2a2_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:612
    • C:\Users\Admin\AppData\Local\Temp\f67b73a86d50d34228f1ee235344c2a2_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f67b73a86d50d34228f1ee235344c2a2_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        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

          717ba6cc9de8aba077042841f44d5a4b

          SHA1

          579b694fcc4f478da2a967d621c38373a872efdf

          SHA256

          9f4591ef6adab18f579c890a7d1f7c009b6ba0245d9033fee35d1f397576b743

          SHA512

          57161a38a5771612caa24e74a0985a550b5f3d55468fe9b89159747060ed31af589f5a147f7a6526dc196e10e79119f3e16116faf188a51cd195198f4fd32b77

        • C:\Users\Admin\AppData\Local\Temp\Cab92DF.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar9301.tmp

          Filesize

          171KB

          MD5

          9c0c641c06238516f27941aa1166d427

          SHA1

          64cd549fb8cf014fcd9312aa7a5b023847b6c977

          SHA256

          4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

          SHA512

          936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

        • C:\Users\Admin\AppData\Local\Temp\Tar94BC.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

        • \Users\Admin\AppData\Local\Temp\f67b73a86d50d34228f1ee235344c2a2_JaffaCakes118.exe

          Filesize

          10.1MB

          MD5

          4a5305af8b908e0828937bc1ec1798a0

          SHA1

          5e2446aa8312d3ce0fbec123f509eb42b5f3b411

          SHA256

          47bed9d1390ac961aa73ca581a0c84fa4cc6b4a5681faf1466154a0e78b0e254

          SHA512

          ca537ac018b8a887a7a305b91d6d52c4a4f26131c48d1c86b1f71401792274df915d64609620738983867ac61e5d65ca9d2222ba395edc53beb834f58ef9bb00

        • memory/612-14-0x0000000000400000-0x000000000062A000-memory.dmp

          Filesize

          2.2MB

        • memory/612-13-0x0000000004680000-0x0000000004B6F000-memory.dmp

          Filesize

          4.9MB

        • memory/612-0-0x0000000000400000-0x00000000008EF000-memory.dmp

          Filesize

          4.9MB

        • memory/612-2-0x0000000000130000-0x0000000000263000-memory.dmp

          Filesize

          1.2MB

        • memory/612-1-0x0000000000400000-0x000000000062A000-memory.dmp

          Filesize

          2.2MB

        • memory/612-133-0x0000000004680000-0x0000000004B6F000-memory.dmp

          Filesize

          4.9MB

        • memory/1932-18-0x0000000000400000-0x000000000062A000-memory.dmp

          Filesize

          2.2MB

        • memory/1932-24-0x00000000034F0000-0x000000000371A000-memory.dmp

          Filesize

          2.2MB

        • memory/1932-23-0x0000000000400000-0x000000000061D000-memory.dmp

          Filesize

          2.1MB

        • memory/1932-17-0x0000000000260000-0x0000000000393000-memory.dmp

          Filesize

          1.2MB

        • memory/1932-16-0x0000000000400000-0x00000000008EF000-memory.dmp

          Filesize

          4.9MB

        • memory/1932-134-0x0000000000400000-0x00000000008EF000-memory.dmp

          Filesize

          4.9MB