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Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18/04/2024, 18:40

General

  • Target

    f8889f39e2a574bf7d1eb1a6e273e24a_JaffaCakes118.exe

  • Size

    10.6MB

  • MD5

    f8889f39e2a574bf7d1eb1a6e273e24a

  • SHA1

    22b224038114bec48f40883b495b07dd57fa69fe

  • SHA256

    823e16096864b2f0ffd23a309c1a6eba337ade1e00571050b4ec47f196b9704f

  • SHA512

    a74c4f8eb86d459a2e85b9e0b299a4658b3b0c2eddcaf5446696d1c6defd964e4dec6477c6a40b922b9f428a96fbb7b5a24ec78d582923b41c3abfb5ade1493b

  • SSDEEP

    196608:/Nh7nschDHI8CohTUschDHIwwrIMschDHI8CohTUschDHIN:VFLDHpXMDHjJgDHpXMDHO

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 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\f8889f39e2a574bf7d1eb1a6e273e24a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f8889f39e2a574bf7d1eb1a6e273e24a_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2904
    • C:\Users\Admin\AppData\Local\Temp\f8889f39e2a574bf7d1eb1a6e273e24a_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f8889f39e2a574bf7d1eb1a6e273e24a_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2944

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

    8bdb7f61e9169abfe37b170210d98f90

    SHA1

    f430aaf828b60210b86a7f1295a4b9e952d276ed

    SHA256

    e6178630fc4034438e7bf9781912fcbb78bc90ce31981d4958da47adbfd9f80c

    SHA512

    34aa3e79c38559feb022c86cf43ef8260bc066deb775be2936f81fcba23eae0e284dd48821d2e787dc5559df31463b2abc52019f5a55db5a3e53453ef0df0713

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

    Filesize

    344B

    MD5

    5c0d77e1c4142a57974cc05b3a67216d

    SHA1

    f1890ca4283dbbf2d57d11b57d3cb166e8b6c160

    SHA256

    ab6005402eb37d41b6a227d108c8af06895cfca11fa182ba97443e49712f74cd

    SHA512

    a4988d5c11d670ca92b936d00bb896857306ff730f03fbb888622152e8d8fbb00e69b26eddb2ab6e71210b4929d651332b28527d91f6a429d1a914d783d0bfb9

  • C:\Users\Admin\AppData\Local\Temp\Cab21C5.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar21D8.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar22C8.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\f8889f39e2a574bf7d1eb1a6e273e24a_JaffaCakes118.exe

    Filesize

    10.6MB

    MD5

    16c9a4bd946d6848d63e7a6952cfa3f4

    SHA1

    3d5b669cd53dffc0d196907e189602020a2f0e76

    SHA256

    4467224f0a45cf7e1b1b5e9fa4f69ac046b234b48b0bf453811f295f9dfffd64

    SHA512

    cb4f787e9a49382fcde616850cfdb753553753fb9ec70fb52645a90d311a21fcb04bfff14bab7bd7022ce013986d80dd55f26f714e4a21fa25bfa0e1af04e631

  • memory/2904-14-0x0000000004740000-0x0000000004C27000-memory.dmp

    Filesize

    4.9MB

  • memory/2904-13-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/2904-0-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/2904-2-0x0000000001B10000-0x0000000001C41000-memory.dmp

    Filesize

    1.2MB

  • memory/2904-1-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/2904-133-0x0000000004740000-0x0000000004C27000-memory.dmp

    Filesize

    4.9MB

  • memory/2944-19-0x0000000001B10000-0x0000000001C41000-memory.dmp

    Filesize

    1.2MB

  • memory/2944-23-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2944-25-0x00000000033F0000-0x0000000003612000-memory.dmp

    Filesize

    2.1MB

  • memory/2944-16-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/2944-17-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/2944-134-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB