Analysis

  • max time kernel
    138s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    18/04/2024, 09:43

General

  • Target

    f7bcaa9001eac0f6fec085cd45243d74_JaffaCakes118.exe

  • Size

    133KB

  • MD5

    f7bcaa9001eac0f6fec085cd45243d74

  • SHA1

    12dc49190f7e75af519745771aeb3f14dfd3ba70

  • SHA256

    07aab94c38426026a14030b819898b48f230bada2bb7d46f5ac6ab42fcabd3db

  • SHA512

    f3821d074cfc2fb8ef9bc61ff2a8f252d071a5aa4484dcaae88856f8c9e1c9184625bbd9ba73f6129ffb0363d0b3d8388a5a9e6443642bf33b585256a4a0ee99

  • SSDEEP

    3072:Y28NE3tus5x4pmVvbOMcyZ9nPWpRA1CV5/6PIKQ:Y28C9usr4pmVvjcK9nPVIV5MQ

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 11 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\f7bcaa9001eac0f6fec085cd45243d74_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f7bcaa9001eac0f6fec085cd45243d74_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Local\Temp\f7bcaa9001eac0f6fec085cd45243d74_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f7bcaa9001eac0f6fec085cd45243d74_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1820

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\Content\F0ACCF77CDCBFF39F6191887F6D2D357

          Filesize

          1KB

          MD5

          a266bb7dcc38a562631361bbf61dd11b

          SHA1

          3b1efd3a66ea28b16697394703a72ca340a05bd5

          SHA256

          df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

          SHA512

          0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

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

          Filesize

          344B

          MD5

          4f8862555a0b8dc5d6f7d9f899ff831b

          SHA1

          37d7581746ca25d662b8c62b5ce738ccf43762c4

          SHA256

          e182d9f32f0d8e0d83d88aa56610b44fdee06143eb71bf82ebf470dfe55ea2d4

          SHA512

          f427ded6c40b618cf700397ddf94576f0d7498b1f6d88bc9748d1dd1531745442376d58e4c2fdeff7b0f689714563a4ba083813d776c989adc2a6e663d332057

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

          Filesize

          242B

          MD5

          3f13d52db21167cc0944e058d4b171df

          SHA1

          b530bd0e46a4552c61eac64507aed69e282a4025

          SHA256

          0ba10f99170f18b8d9582adf51b28d4999054974070d5eab9f2601d5c66155d3

          SHA512

          d9cff411518915e642eaa14cdf426979be66e27ec8e0e75ca522829b72fa203c0ac9e471aebde32a73989e4cbf03abceb1670bdd791212b010b98aa18fa62dd4

        • C:\Users\Admin\AppData\Local\Temp\Tar148F.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

        • \Users\Admin\AppData\Local\Temp\f7bcaa9001eac0f6fec085cd45243d74_JaffaCakes118.exe

          Filesize

          133KB

          MD5

          54995d1ca11d538845c5dde0830f600f

          SHA1

          a507b8b1be0052af14f66e3abd31f5fea6ddac92

          SHA256

          41cc0976f74114b76b718f05852d33920926d3f8cb315480241056358520083b

          SHA512

          ca4d36abf4caeafd404fe854f24738d193fe17924dd881cbc47a3370cec10440345367b67e2eda54f5c288c2b0fe26011d74cab8f98b9685b9b58e90b2220f5c

        • memory/1820-20-0x0000000000150000-0x0000000000171000-memory.dmp

          Filesize

          132KB

        • memory/1820-18-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/1820-143-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2148-14-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/2148-15-0x0000000000190000-0x0000000000216000-memory.dmp

          Filesize

          536KB

        • memory/2148-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2148-1-0x0000000000150000-0x0000000000171000-memory.dmp

          Filesize

          132KB

        • memory/2148-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB