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Analysis

  • max time kernel
    140s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2024, 05:57

General

  • Target

    f52ddaf747075ac31e2ee22eebecd10d_JaffaCakes118.exe

  • Size

    302KB

  • MD5

    f52ddaf747075ac31e2ee22eebecd10d

  • SHA1

    019c8079e0f5db242caacad539987ea43a24ba49

  • SHA256

    73b73fb86f524fd759fc2416717e1da8489b8d19441f2f03452a097f54bbf573

  • SHA512

    285dee4a7d26260c4f0257acbca1cc069cba0f495262926a8b34a8f08adeba10ca6d94d5df2a847a3ce63d14b8bf7db136c27b535f6b61a9ccde445a32ae3197

  • SSDEEP

    3072:lOcLdXt2lTvOHp7jlYkZrNspasbtqCHTRtShB+oAeMezDUXD1gRxWU6lV4CgbnR:gcZt2Z+8QO5qp+/eMe/c5stRhw6ZmQ

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 8 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\f52ddaf747075ac31e2ee22eebecd10d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f52ddaf747075ac31e2ee22eebecd10d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Users\Admin\AppData\Local\Temp\f52ddaf747075ac31e2ee22eebecd10d_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f52ddaf747075ac31e2ee22eebecd10d_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2900

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

    82b666b419c71d3b10babad4d06961a8

    SHA1

    8d5eceebcc180b9ca391f85994c0bb440fc9b703

    SHA256

    0327d831d8ec31d57a0767530e683c9054153e3bd1b6e8b420407994828fd8c9

    SHA512

    b1851c679c1b666f66e3fc9cb461a4fb7a75712a123d6136e5f374a019d402c1b91edf967f6ef0fd93364a557115559cf32122f404bef70df202e3503426b49f

  • C:\Users\Admin\AppData\Local\Temp\Cab899C.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar8AEA.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\AppData\Local\Temp\f52ddaf747075ac31e2ee22eebecd10d_JaffaCakes118.exe

    Filesize

    302KB

    MD5

    77d87b85c9efd1aec732bdf03014d25a

    SHA1

    8164344b7dd3a0bbfd061866d89509dd4a69657c

    SHA256

    e13076301e1e8692b08be6e04e42e42e0e17d49d4e0714833fead95761f71869

    SHA512

    f284ecfc3afb88c5c5c10e6c9f7ea134cb955fcc730612cdf9cff827b5dae4b56398f2c3f755e672065924277631fa2b8dff975cffdd40b088cc433935f1f562

  • memory/2256-16-0x0000000022CD0000-0x0000000022DB0000-memory.dmp

    Filesize

    896KB

  • memory/2256-15-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2256-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2256-2-0x0000000000160000-0x0000000000191000-memory.dmp

    Filesize

    196KB

  • memory/2256-1-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2900-21-0x00000000002E0000-0x0000000000311000-memory.dmp

    Filesize

    196KB

  • memory/2900-18-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2900-113-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB