Resubmissions

23/04/2024, 19:00

240423-xnn2xsba497

08/04/2024, 08:28

240408-kdf74sch9610

Analysis

  • max time kernel
    96s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/04/2024, 08:28

General

  • Target
    e70b8f3437e37174905878062364cb39_JaffaCakes118.exe
  • Size 23.5MB
  • Sample240408-kdf74sch96
  • SHA256 a79ded026bf1c2a2336e48ed2921dc0063b6921719b5748c8cceae2fdd577964
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • DemonWare

    Ransomware first seen in mid-2020.

  • Loads dropped DLL 35 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e70b8f3437e37174905878062364cb39_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e70b8f3437e37174905878062364cb39_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:60
    • C:\Users\Admin\AppData\Local\Temp\e70b8f3437e37174905878062364cb39_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\e70b8f3437e37174905878062364cb39_JaffaCakes118.exe"
      2⤵
      • Loads dropped DLL
      PID:3968

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        _Salsa20.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Cipher\_Salsa20.pyd
        • Size 13KB
        • SHA256 28efd36be6bbbc56a7219bed7cc132ce67baf629100cc03a08a804360f483db9
        • MD5 SHA1 SHA512 SSDEEP

        _raw_cbc.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Cipher\_raw_cbc.pyd
        • Size 12KB
        • SHA256 2a5ab7f23554f497693ca81a5e5f21647b10fd8b9e00b8377d8385dc15a9c4df
        • MD5 SHA1 SHA512 SSDEEP

        _raw_cfb.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Cipher\_raw_cfb.pyd
        • Size 13KB
        • SHA256 b5438682a4c6bf57dcaad2835a9a293f712284fbe1af4ba6059011396cdbd180
        • MD5 SHA1 SHA512 SSDEEP

        _raw_ctr.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Cipher\_raw_ctr.pyd
        • Size 14KB
        • SHA256 2f9dfa9de351bfe553dde60ae891e9b54a2e08546d723c7165234fd41c3ceed4
        • MD5 SHA1 SHA512 SSDEEP

        _raw_ecb.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Cipher\_raw_ecb.pyd
        • Size 10KB
        • SHA256 821a86630238beaf4e303196ce26a250ef873f7a98b92644566b3c7d683d400e
        • MD5 SHA1 SHA512 SSDEEP

        _raw_ocb.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Cipher\_raw_ocb.pyd
        • Size 17KB
        • SHA256 59cf35c376f312b1c6a5844f0740fcae4caaa5a3d3cd0e953959b5f4190a475d
        • MD5 SHA1 SHA512 SSDEEP

        _raw_ofb.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Cipher\_raw_ofb.pyd
        • Size 12KB
        • SHA256 236650fc42b347b9caa5e3a84a13da9e40586d97762f87730c9016dcb81abf06
        • MD5 SHA1 SHA512 SSDEEP

        _BLAKE2s.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Hash\_BLAKE2s.pyd
        • Size 13KB
        • SHA256 825039711c334e169432a482f8b71ae735d7a1bd56552e501f6f3eca87cf272e
        • MD5 SHA1 SHA512 SSDEEP

        _MD5.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Hash\_MD5.pyd
        • Size 15KB
        • SHA256 efb961372f6ce102a9836b63038ae1385b408ef8dcf2de7238b2403a6e987b27
        • MD5 SHA1 SHA512 SSDEEP

        _SHA1.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Hash\_SHA1.pyd
        • Size 17KB
        • SHA256 6cc9cfa3c9739b545808e814a661b5b54e9127b057ce503024e515648b7a4a33
        • MD5 SHA1 SHA512 SSDEEP

        _SHA256.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Hash\_SHA256.pyd
        • Size 21KB
        • SHA256 1b36afc5b2f6f46d1a2457d56f276f5b5ffed066955acec911b9b7973d1e92b3
        • MD5 SHA1 SHA512 SSDEEP

        _ghash_clmul.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Hash\_ghash_clmul.pyd
        • Size 12KB
        • SHA256 2ea2b17aaac9e572eef1239b01e8ad378829b765958fd1bf306f39983a76f944
        • MD5 SHA1 SHA512 SSDEEP

        _ghash_portable.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Hash\_ghash_portable.pyd
        • Size 13KB
        • SHA256 800cc846930302519335afdd276f9cbbe5f940fe1e5035cb6baf4fb736d37434
        • MD5 SHA1 SHA512 SSDEEP

        _scrypt.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Protocol\_scrypt.pyd
        • Size 12KB
        • SHA256 0ec713f4f3e963f618873ff538c7dcc532e0faba5025c5a8e20ac089fdfcf1d4
        • MD5 SHA1 SHA512 SSDEEP

        _cpuid_c.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Util\_cpuid_c.pyd
        • Size 10KB
        • SHA256 a6feba74067fb03ee4ba53d1608ab8012eb6bd1f995ebc42c21d653d57b8320b
        • MD5 SHA1 SHA512 SSDEEP

        _strxor.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\Crypto\Util\_strxor.pyd
        • Size 10KB
        • SHA256 6429928799a5eea9e090224a2d7083b469892d725a28ea9dcc2a95f94286b0da
        • MD5 SHA1 SHA512 SSDEEP

        MSVCP140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\MSVCP140.dll
        • Size 613KB
        • SHA256 99e3e25cda404283fbd96b25b7683a8d213e7954674adefa2279123a8d0701fd
        • MD5 SHA1 SHA512 SSDEEP

        _imaging.cp39-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\PIL\_imaging.cp39-win_amd64.pyd
        • Size 3.0MB
        • SHA256 bec23da5408f0fff9fe31c0ba49f6cd305ab6e242c270305c904295e54e88266
        • MD5 SHA1 SHA512 SSDEEP

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\VCRUNTIME140.dll
        • Size 94KB
        • SHA256 c865c3366a98431ec3a5959cb5ac3966081a43b82dfcd8bfefafe0146b1508db
        • MD5 SHA1 SHA512 SSDEEP

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\_bz2.pyd
        • Size 84KB
        • SHA256 7301fc2447e7e6d599472d2c52116fbe318a9ff9259b8a85981c419bfd20e3ef
        • MD5 SHA1 SHA512 SSDEEP

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\_ctypes.pyd
        • Size 124KB
        • SHA256 4fcf4c9c98b75a07a7779c52e1f7dff715ae8a2f8a34574e9dac66243fb86763
        • MD5 SHA1 SHA512 SSDEEP

        _hashlib.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\_hashlib.pyd
        • Size 64KB
        • SHA256 e7aecb61a54dcc77b6d9cafe9a51fd1f8d78b2194cc3baf6304bbd1edfd0aee6
        • MD5 SHA1 SHA512 SSDEEP

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\_lzma.pyd
        • Size 159KB
        • SHA256 638cd8c336f90629a6260e67827833143939497d542838846f4fc94b2475bb3e
        • MD5 SHA1 SHA512 SSDEEP

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\_socket.pyd
        • Size 78KB
        • SHA256 fdb14859efee35e105f21a64f7afdf50c399ffa0fa8b7fcc76dae4b345d946cb
        • MD5 SHA1 SHA512 SSDEEP

        _tkinter.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\_tkinter.pyd
        • Size 64KB
        • SHA256 1b4d93153d06bcdbff02ce3a68f6a620ccbe4ba163baf78698d5fba3f54d4357
        • MD5 SHA1 SHA512 SSDEEP

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\base_library.zip
        • Size 763KB
        • SHA256 cba1949b47775b76b488bdaf60267248a847773a35df8530d16d6ed25738eda9
        • MD5 SHA1 SHA512 SSDEEP

        libcrypto-1_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\libcrypto-1_1.dll
        • Size 3.2MB
        • SHA256 296426e7ce11bc3d1cfa9f2aeb42f60c974da4af3b3efbeb0ba40e92e5299fdf
        • MD5 SHA1 SHA512 SSDEEP

        libffi-7.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\libffi-7.dll
        • Size 32KB
        • SHA256 f60dd9f2fcbd495674dfc1555effb710eb081fc7d4cae5fa58c438ab50405081
        • MD5 SHA1 SHA512 SSDEEP

        python39.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\python39.dll
        • Size 4.3MB
        • SHA256 f8172151d11bcf934f2a7518cd0d834e3f079bd980391e9da147ce4cff72c366
        • MD5 SHA1 SHA512 SSDEEP

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\select.pyd
        • Size 28KB
        • SHA256 d56542143775d02c70ad713ac36f295d473329ef3ad7a2999811d12151512931
        • MD5 SHA1 SHA512 SSDEEP

        tcl86t.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\tcl86t.dll
        • Size 1.6MB
        • SHA256 f650d6bc321bcda3fc3ac3dec3ac4e473fb0b7b68b6c948581bcfc54653e6768
        • MD5 SHA1 SHA512 SSDEEP

        cp1252.enc

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\tcl\encoding\cp1252.enc
        • Size 1KB
        • SHA256 14df3ae30e81e7620be6bbb7a9e42083af1ae04d94cf1203565f8a3c0542ace0
        • MD5 SHA1 SHA512

        tk86t.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI602\tk86t.dll
        • Size 1.4MB
        • SHA256 1a6d0871be2fa7153de22be008a20a5257b721657e6d4b24da8b1f940345d0d5
        • MD5 SHA1 SHA512 SSDEEP