Overview

overview

7

Static

static

1

2222a277fa...18.exe

windows7-x64

7

2222a277fa...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03/07/2024, 11:03

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General

  • Target

    2222a277faf23099daa91a28ba8b64c0_JaffaCakes118.exe

  • Size

    2.0MB

  • MD5

    2222a277faf23099daa91a28ba8b64c0

  • SHA1

    c6d5f252002d603395d9289e7df7c585677a3312

  • SHA256

    f7f30c68408ac6bfda57da6d497cd5c32672a7697d91f25593f1093a284db925

  • SHA512

    4d400ba7e5eadc08b87e64cf5a6f7a8e3640a1207a72d64178ac7c11e9f57fa4cb1fb31d925ca5c134a7e875c526bb4bfff4da73d29a597a7fca52656b890c66

  • SSDEEP

    49152:vjVK3/r5oGb5x1FNykH23GBULB+WZSuRMcFA975ENBYXIl:vjU3m+HFNy62TLB+lGA9+ree

Score
7/10
adwarediscoverystealer

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 19 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Enumerates connected drives 3 TTPs 42 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2222a277faf23099daa91a28ba8b64c0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2222a277faf23099daa91a28ba8b64c0_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:952
    • C:\Users\Admin\AppData\Local\Temp\2222a277faf23099daa91a28ba8b64c0_JaffaCakes118-03B8.exe
      "C:\Users\Admin\AppData\Local\Temp\2222a277faf23099daa91a28ba8b64c0_JaffaCakes118-03B8.exe" /q2 "C:\Users\Admin\AppData\Local\Temp\2222a277faf23099daa91a28ba8b64c0_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Enumerates connected drives
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:2988
      • C:\Users\Admin\AppData\Local\Temp\YontooSetup-Silent.exe
        "C:\Users\Admin\AppData\Local\Temp\YontooSetup-Silent.exe" "YontooApp=PageRage" "InstallSource=PR-EMPTY" "EnableMoreAppsList=PageRage,PageRageGlobal,PageRageTeases,Buzzdock,BuzzdockTease," "OptimizeForIE9=1" "SkipIE=0" "SkipFF=0" "SkipGC=0"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2052
        • C:\Users\Admin\AppData\Local\Temp\YontooSetup-Silent-0804.exe
          "C:\Users\Admin\AppData\Local\Temp\YontooSetup-Silent-0804.exe" /q2 "YontooApp=PageRage" "InstallSource=PR-EMPTY" "EnableMoreAppsList=PageRage,PageRageGlobal,PageRageTeases,Buzzdock,BuzzdockTease," "OptimizeForIE9=1" "SkipIE=0" "SkipFF=0" "SkipGC=0" "C:\Users\Admin\AppData\Local\Temp\YontooSetup-Silent.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Enumerates connected drives
          • Installs/modifies Browser Helper Object
          • Drops file in Program Files directory
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2484
          • C:\Users\Admin\AppData\Local\Temp\7za.exe
            "C:\Users\Admin\AppData\Local\Temp\7za.exe" x "C:\Users\Admin\AppData\Local\Temp\YontooLayers.crx" -o"C:\Users\Admin\AppData\Local\Temp\YontooLayers" * -r -y -aoa
            5⤵
            • Executes dropped EXE
            PID:2848
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --pack-extension="C:\Users\Admin\AppData\Local\Temp\YontooLayers" --pack-extension-key="C:\Users\Admin\AppData\Local\Temp\YontooLayers.pem" --no-message-box
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1820
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6ea9758,0x7fef6ea9768,0x7fef6ea9778
              6⤵
                PID:1560

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\7za.exe
      Filesize

      523KB

      MD5

      e92604e043f51c604b6d1ac3bcd3a202

      SHA1

      4154dda4a1e2a5ed14303dc3d36f448953ff6d33

      SHA256

      fa252e501332b7486a972e7e471cf6915daa681af35c6aa102213921093eb2a3

      SHA512

      ef396d94d83fd7a588c6e645ea5fcfe24390440a03b3bf0ecd05ca6749fd3f9561dfafe725ee0edea51a34d52af26cd311e768aa72f75686cc796abee4757d43

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    • C:\Users\Admin\AppData\Local\Temp\AA9B5219\Setup.ico
      Filesize

      4KB

      MD5

      60e3ef9326e8c3f574a2c7b5a31fd895

      SHA1

      d3aa40f8de5c549e6abb189421d6cdcd75ac64f6

      SHA256

      5e8c38cabd089ecd573d953cf2ade243459d7c06aab7b9698975e10dd7f34689

      SHA512

      9a9be32fb1b4355f37766c5296139012d2fd931fb0db871307059cd0afc063a334165f34069a27ed8850889175e2f5f00be65ac2e8b9d22903754a043ae04906

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    • C:\Users\Admin\AppData\Local\Temp\YontooIEClient.dll
      Filesize

      190KB

      MD5

      056453b9ca34a013877da3aa2ea7415a

      SHA1

      2365e9f0f2f281139672fbef8ba909763b8901b6

      SHA256

      f8ac59e8adfd2fd1af3320ce94fe38caa49336f3bdef20a80d633ffefdea3a99

      SHA512

      0667ad4bb9de91be2b135d17ba1f3694b31648cb8091636cde5d45eccd1506648e6bff4c0c47892a0a0d0236ce9ad7476031a941ea9edf9e8cc1d41535ec1b8e

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    • C:\Users\Admin\AppData\Local\Temp\YontooLayers.crx
      Filesize

      1KB

      MD5

      6fb431a075b218a76ad84785d2a9e978

      SHA1

      f1946e5b839325e4190e6f0147ab660ffbba2dc2

      SHA256

      769debcfc33b89430eb7c78ddc061b4298c35042d8b1aaa35015429927bbbbc5

      SHA512

      0b15ccc20d26c9be44f8c52946654c6cf725c156ba534d69b0602562b340fc198b4e2097911a4856d29efbab1dc6eef222eb4d9ac1a68e622c9d74eac0341626

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    • C:\Users\Admin\AppData\Local\Temp\YontooLayers.pem
      Filesize

      916B

      MD5

      d81582a081ecd8458a4282df683c1158

      SHA1

      d65c9b43362e39d2a4331c042e1e921c49ee9e88

      SHA256

      eba04c5eac9f6a51c32c79ed5d15d179760e99a9c1dbd52e3e777b0e3a4ca92f

      SHA512

      5e899d2fdb57226e8840550476f558dcda7a9f36adbfce91accda1e54afd8102e5d976de817cfd0090746f346587be17719a07fabaed55dfcf6ab21f8bcd86af

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    • C:\Users\Admin\AppData\Local\Temp\YontooLayers\manifest.json
      Filesize

      367B

      MD5

      7686b68c280ab37c51662b24f1217a4f

      SHA1

      a2cfb0c94cf949b91847eb1e0e6c8dfb7f889e84

      SHA256

      aed02d81cb477419683f551811c3199de31558be08214c545988634ab85bdb39

      SHA512

      63e38267aea00c2262b641d2cf4ed82bbb27cf591215219063d95d575a9b39bdd4b62e1a391608296d790bf2b40be9fbf4f7b3c6d480e5d9a2a91b020f65a935

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\YontooLayers\yl.js
      Filesize

      432B

      MD5

      5d66e92af35bf866a276707870d571cc

      SHA1

      6d2f4089c3fb9a3ad6f255f9bd9d7db6bc5b4b5e

      SHA256

      01630d26dfebd681e73f27d252d2605851ccf67d0f98eeb3d12b63618ce170b3

      SHA512

      1f2a6c1fe64f4ea992dc30c0843bd07515c3cca137c1bd487b9b87ab28c793467bc818e9fd836ecbf4ee63bb77ed5d71e9b32523d143a07f0aef750cca63c26d

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    • C:\Users\Admin\AppData\Local\Temp\YontooSetup-Silent-0804.exe
      Filesize

      222KB

      MD5

      5a8222c703b4a34f2227a652a49a2827

      SHA1

      ba8b1c8f341219d608a0a5a2a2c8d63c19697d05

      SHA256

      17936188efac05a0ef9fd87a79b268445ce307dd37a6f9206d116f195ab049c9

      SHA512

      7b1c200cf96ebb5b660fb11a85e3daf908a6e4d984c90207b5afa2444703fc784897160cf05a4bc592ecd908bf09f8dbd9195a4c0c07f1caef04bbd7c6624d9d

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    • \Users\Admin\AppData\Local\Temp\2222a277faf23099daa91a28ba8b64c0_JaffaCakes118-03B8.exe
      Filesize

      223KB

      MD5

      173ec2796abc3d74f58a86abd7516a2e

      SHA1

      b2056bf94f0a4d4b9b7e524da425cb2abb499a80

      SHA256

      1e03b1b06bbffabba51d1981f6361a8bdac9902ef2f99bca832674a20163e684

      SHA512

      ca8033a09f8269c37bb301077990fd177b811dde06c7a85aac63ac1805ecf88b39857d5090a844af1f9d14c38b7598807b9a42768ecd6330695d530e69f19153

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    • \Users\Admin\AppData\Local\Temp\8BB630D2\_Setup.dll
      Filesize

      2.3MB

      MD5

      0ba96504bbe714ef1e40b43fe8325326

      SHA1

      32bdbfca85d4980057c08a6b1500287f52652471

      SHA256

      145d6148726fbde5305c1ca684d58b64dd0e80c26d62f1df6ad423a347ac3e6b

      SHA512

      f9b29e0024d208f4784152c4d71ef830f8db15a7fcdcbed27a1848044e88155a630e4190037705c51345bf55f0e5dcd8ce0ea7f1e72a02a1101ed3cd81cb8e54

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    • \Users\Admin\AppData\Local\Temp\8BB630D2\_Setupx.dll
      Filesize

      465KB

      MD5

      cf61335caf33d13ba378cfb1fccb1274

      SHA1

      48ef8b4e06e0f1d3c06c4d6e1ea2b6ce48aa5231

      SHA256

      be3a36c9758fa8c45988aebd7f96e42381cad303c72e79158cfd86d83414ee87

      SHA512

      e28b73e46c7cc6ea0b61eab80c4f8ef0cb657772f52710ba80746c40656d8f29c1b5008219a35a080d28ff869cb3b7f22ac53fe597e0c4fac876a2eb8b36b37a

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    • \Users\Admin\AppData\Local\Temp\AA9B5219\_Setup.dll
      Filesize

      605KB

      MD5

      09d11a55ad41ca4293a1341c8e7464af

      SHA1

      42831431c139510335bd595d6440e7b5901e261d

      SHA256

      2de30d4d4ea5ced65e014bb2ba7920a6ce20827291308d9fadf6282dc4c8f27f

      SHA512

      6068203d2f5baad8cf54fddd938a292ccc1096b014c62ce04c4e89bfab764e7d21c1c869d286ec3c94c1574be4d73a149f2b8541d17d2e95f748da4b2f1eaddd

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    • \Users\Admin\AppData\Local\Temp\AA9B5219\_Setupx.dll
      Filesize

      374KB

      MD5

      df8efffcdc499957c8709e91473d5472

      SHA1

      4d5e286e068924709b628a3b8e6118c7c1326ffc

      SHA256

      78314a34eb485908d179ac3ce8cd1515f07b5bc0682bc777c718283feabd13bf

      SHA512

      cefd8747d6696752962b6f9ca9e4a193b15a81d67cb51f0fc8144654838281cc97f88aee2d8dbe9047488fac17eaf264040d15e7aa8a045e8c63fdb8d0790477

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    • \Users\Admin\AppData\Local\Temp\YontooSetup-Silent.exe
      Filesize

      762KB

      MD5

      2ed047ddb898ac3113f5c9d825a1de5c

      SHA1

      819f0acd1e17e07ee5935401899bffbbb5457152

      SHA256

      2147241c066c9e9192a98ea2b83646429fe75882a1067b60e5c35beba1a1087d

      SHA512

      9171b7b0b9a249650325c90744113d0d17198189b89cdf8d6d706d29eb72ca89827750c60257f9416ddc05988cb3af4640b32ceab5db9fd7164fa699e5d5741b

      Download Submit