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Analysis

  • max time kernel
    117s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2024, 07:30

General

  • Target

    f547b13bdfeb2afced00eb7f8f2fa1df_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    f547b13bdfeb2afced00eb7f8f2fa1df

  • SHA1

    0bfedda87bc650dfbd7b138481c60c0b5e3eb715

  • SHA256

    59c08e344f6c45258179c3627f5c80dc7689ce4bfd9f991a0ec552d42362481a

  • SHA512

    78d793499dc3e97f5d24f340c23da61acaae8bbee52bfb0a7f6d405d13aab129480b451f2ebc72ba1c038c3b43e0f7b8f8b36c3c934ecc286885765ca41d246a

  • SSDEEP

    24576:t0h4MXlVO6wXq+LCaXA3I58g9ubs9A98j21MPgTGZ1qIGvG:W1o6wXq+LCcVyWubZ98cMIG/q

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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\f547b13bdfeb2afced00eb7f8f2fa1df_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f547b13bdfeb2afced00eb7f8f2fa1df_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2992
    • C:\Users\Admin\AppData\Local\Temp\f547b13bdfeb2afced00eb7f8f2fa1df_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f547b13bdfeb2afced00eb7f8f2fa1df_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3000

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

    7390b1a200d6094a6f436f9af26a8a83

    SHA1

    7f2dcc26e600cf6d5f9b5820dbfeb392ab43ffc6

    SHA256

    8e46541ea9e35790c8e40f94b0f9045ef64fbf040f33ce569e1b6fc1b204d9d0

    SHA512

    8ec9a8614bf80c76cbf2a3eebec737326cd888a2af932f4a417f81f0fb822128f899a8f2054defa2fba71a98ad51c58105139b0835e3e07e62836921ed9ab7b5

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

    Filesize

    344B

    MD5

    5ede0ae948c51030e0ef6e1a5f48965a

    SHA1

    8a8beb92d511fe56baec41d46952412b3d83637f

    SHA256

    4f752e654e2a8cf63a65d9d7dff0c14666c9d823da28726bb232cad25e264ecf

    SHA512

    0ad4e7b7661450178fdc7043ff4dbf50b95cf551fe8f925207c83a4da30d6aaf31f6683a56587951b878539820efdffef8a1b5c4055e255d09125c36ca0ed111

  • C:\Users\Admin\AppData\Local\Temp\Cab7071.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar70C2.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar71F0.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\f547b13bdfeb2afced00eb7f8f2fa1df_JaffaCakes118.exe

    Filesize

    1.3MB

    MD5

    41f75851ba652592e5ae3de090e11b6f

    SHA1

    58d4214009951c26bfb18ac07ab07e2084f80a28

    SHA256

    b27bf9ead1ec88b9489f464308f723cc6627be8a840f4bc379e098932923e682

    SHA512

    6edcce7f8ef9a7d45d258ba13d07db7340626fefc7ffe794050a8629426793d56ebce403f3d05f6fa0b5897e44a1c2f04d96dd1f7a830c67025fe7bfd307579d

  • memory/2992-15-0x0000000003560000-0x00000000039CA000-memory.dmp

    Filesize

    4.4MB

  • memory/2992-14-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/2992-0-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/2992-1-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/2992-2-0x0000000000130000-0x0000000000242000-memory.dmp

    Filesize

    1.1MB

  • memory/2992-117-0x0000000003560000-0x00000000039CA000-memory.dmp

    Filesize

    4.4MB

  • memory/3000-19-0x0000000000290000-0x00000000003A2000-memory.dmp

    Filesize

    1.1MB

  • memory/3000-17-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/3000-18-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/3000-118-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB