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Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2025, 13:38

General

  • Target

    JaffaCakes118_57309ac4c29005e87428141c1814f631.dll

  • Size

    96KB

  • MD5

    57309ac4c29005e87428141c1814f631

  • SHA1

    8552f0c414c9af1abd12b29c2fd8581ec0e2f119

  • SHA256

    a65c96bdaf47c376b1f3c0c08748f8be66fa5861a303457511636afdebb0fae2

  • SHA512

    42ab904f49842a325493dd4b70eafeb2da48e402381b00bbfe20bac199fbc43e228585a188c176d89556c3c34894cfeb5c21b45b6cfc0fff503e897e8f94076d

  • SSDEEP

    1536:mibToqp78Cc+nrT1O2dQlju4FrWEfbbQCgI6Ah:mibTTp78Cc+r5Qp3FCEzcCgLAh

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57309ac4c29005e87428141c1814f631.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57309ac4c29005e87428141c1814f631.dll,#1
      2⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2684
      • C:\Windows\SysWOW64\rundll32Srv.exe
        C:\Windows\SysWOW64\rundll32Srv.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2752
        • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
          "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2544
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2700
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2700 CREDAT:275457 /prefetch:2
              6⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:2592
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 224
        3⤵
        • Program crash
        PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    2445460415dc8b34d75b30d94bd5be82

    SHA1

    d39c10fac95682668f6f04906f173ac81b81267d

    SHA256

    eed09f55d11c7ea652e6e0a290ada5cba63e205c38354ae06831fe7f0855f900

    SHA512

    2dfe6977c41db4d472d7b5e6773cd1a5d3b97974f7c0574af19590b36398f41dfe9dbaa6b04d096034a5c786077671852e2ebabd997820d250b0b77bfa28ac22

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

    Filesize

    342B

    MD5

    d9874e8f4ee4a27f0bd3980064a58c8c

    SHA1

    117c8cad6bfc6fc56de10f77bb02010032b3e154

    SHA256

    2c62beadffbeb95d5d05674982fe500825c7cd3aa93586fd3ec67b875e2fe475

    SHA512

    f1e599ab3f1ea2a2e9a8455f4a5d0afd49bc6571076a50e956600105006c9573f190d7e483517e163eacbddb7b424c5770b8a14d5547705415d1b159077f4b57

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

    Filesize

    342B

    MD5

    e11f1c1333d2316ead268770f4a4ace7

    SHA1

    4b97bc7c776de51a09dd1df1b305444e243ebce9

    SHA256

    029eaa6b4ced21218697964338d52e5e62f2463204da47146b6b6649fbccffcd

    SHA512

    4db384bd10fff9faef3941a3e63099a3312a9295bd2e9c7bd064e370f02fec92eb79d079c54dc656cfb71dc7e41b1ebbcb37d9c2ee0cbb2bf552a51485566a36

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

    Filesize

    342B

    MD5

    337ffd95500e652cfdd3f609ed14b7d4

    SHA1

    8d45ead5dc3c72c7aaac70fe079ee8300cb3a738

    SHA256

    e75ef53d4a4dab7e4861f1a9daad390cb15b5a33799d0f74e61af15c61805a52

    SHA512

    ae562a79342c4e39e5ac9e322ecefa2a3de518a6f3316d036901e72a3ee5172f104e4062be8877d28896cd2e4483ae25d9257527d31515f21650ac1349e55934

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

    Filesize

    342B

    MD5

    3abfb0880d302f9f8d30bd4f77f87563

    SHA1

    5a23f4016a4af370ed28eba52a114cc468a1babb

    SHA256

    b1fef5fab3c698d34ed3de9eb1ec2fc68fb8eea02ed9e16f9799c57762beaf46

    SHA512

    5e1ad74ce852bf1b5abfc19cbcc95b72f35f221eac7a94a0d704cdcec37d0e237fd0d6bbe72fbe78e50ec15b731ba86dec66c90ded36cdf1c34f3f2419d267ff

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

    Filesize

    342B

    MD5

    bff365473d85267c945e412de8814b00

    SHA1

    829fb54fcc21661ada3af4b81b6df4e03c349a5f

    SHA256

    9a30f28104d3258305a509d3925579ca9ca81128b1215dc89873c2045161d6ad

    SHA512

    499998feb06dbfce07c3da11178e8d999a933ed001a4f6474dbac65ae4202f605609e93740d75b8156bbbbd15b0f606d7cd9b36a3d5c82bb96d924eea4f1cc69

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

    Filesize

    342B

    MD5

    c103afd8736556845ef6464eb8c45a12

    SHA1

    dc8c77eee497571db6eaeceea5dad2157d43ad6e

    SHA256

    050fb590334e85dfbe4608fe9131b2219f5d300e0b070fe7563273fdd04d5107

    SHA512

    bc9862209c57ea78210efa0c3e64b5f84626e0ae4a606949a787b14e9c3fd2ecb8abad7dd5d81247219b8b5b7c2cf62ad5febcd4ddf84730c251297059919589

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

    Filesize

    342B

    MD5

    4456483a085418ec4746b9c7a77a1a68

    SHA1

    b90ea2e768f04b6ae1bc390cac6f155bf2000edf

    SHA256

    f799ba8aef2738eff4a52b92c3714822d4e5ff6cf2b1defce80c619483985848

    SHA512

    3f5c4f725bd811051d4e4b287e29fdc2039921b664486b979a44c76cf0a091258290f1b98a3dfde6a989ef1b5cac8f91d3dfae0178b99168ab4dc5bc131bbc5f

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

    Filesize

    342B

    MD5

    206f6adb8e7db4fcc670ff2a4ec6dd78

    SHA1

    3a0ea8463790713a15ecfdcd83eb9fc8d9c6bf6f

    SHA256

    5fa3cb6878aa02d801579651909052525a093ece801afe8e3f25913d9f39fcbb

    SHA512

    51b6ac259b0a1f5ebe16dba24ea903ca8e409171ee121523cc6c96d67856238c26173bda80bb9ecd62951be941f51151aa80724ec9216fb2d3e086ac711e610e

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

    Filesize

    342B

    MD5

    a6dfb8923875f2838edfd62c9badb518

    SHA1

    f3703643c5365d5912ac7b646b3b62f6cff77376

    SHA256

    9e420ea5754057a89f87215f21412ca9c2f12bbd92ae7e1f4bf81b19b8abad67

    SHA512

    9ad09dbddbaba8ea3612386f4e052183499a16e3f561c0042c0d6ba1492fc575ee8b799bcd033e16bb176a5036216a2c8f32eb7033bd5d6c6acdad072b1f1def

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

    Filesize

    342B

    MD5

    82d11f6ec9086042316e26148b3563d1

    SHA1

    8c69fe5b5c9d6a08e0b3f637416379ef7a199d75

    SHA256

    a14213e2e7196fec469cd69df3d8b61041694993fcb3a1b6147fda6fff75dcaa

    SHA512

    bcd3bd2cca82fdc1d33d9311288687afe40480e9b7317fa3fe0dfb35c9b0ab961e751b0f013fe310b0a2afb6df3850b87e0bd3d91e4f31755355b5f10bbad7b3

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

    Filesize

    342B

    MD5

    955b4549abccea9ddb2f5d2893aa4442

    SHA1

    0322823679c8df00503ba0706955f2cad7eb52e2

    SHA256

    db54c9abd22b825424a3f88c1e086f0730aa2fd5bbaba901556410758c207fbc

    SHA512

    f2c87d1affaf05872e01c7a89e8ad559ee5cf54e9c29721c66e7df4e1360a7293d0ee40618f41a4b99bb707df6a4a67739df5574809445590e004c29582e54b1

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

    Filesize

    342B

    MD5

    2c9462000fe141b00464da827bc3fd6b

    SHA1

    cf14515c5ed456412e653e6b4f4f4fbdb93cb3eb

    SHA256

    0b7db261af9846c774dfd761662cc46d1e23d974022cb111034c3a5b57829b0c

    SHA512

    781c76772e52fe8648ab1dbe6bb5869c71c04f298448c62f4432e5fc61ded03da8cd536615862374ae1858cbcef7533bf7ff4ed9bf3121e7da80ce4ce02cdbe0

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

    Filesize

    342B

    MD5

    e272c72caaa609eff682339d7cddac42

    SHA1

    68317f54a752f87a111a744c8722ba11c153ac54

    SHA256

    d4798be38eab5afd4cdf7b6a0c95d7eae4c35ac72f21e04230e568891d71f825

    SHA512

    02821f1bf01ef9b4fef29b4694cae8a6309d3759bb68d83934e6670b85f2a013cd29356594d75eced0abe2327b697c13e5c5e64784a05c8919643db72ef0e0c6

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

    Filesize

    342B

    MD5

    c330aa2c25ada1bab770b2739c4c55df

    SHA1

    a61894a0008a9b68298889ae2f9e0b5e799f05b4

    SHA256

    da90a6f8678d228b4e6135f27d11c34e4073cc2ab7673a32db74045b163eeae1

    SHA512

    a7c2aa643ce8eb3b6fe4d1d34cd306dda1ddf5dd46eee9000276ae17ccff2a2495604b47ed19a2ddc6b4fb8d529f3a9c5811cf91c52adcd7fa5518f32ba5a8ec

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

    Filesize

    342B

    MD5

    4b8c3dc10d8e3146a427c1f791992b56

    SHA1

    2e95701e161823036ab67e43cc65757589f812c9

    SHA256

    2537f482a8b141671052083b8e6434a368fa849452d811fb441ceb3348fb4771

    SHA512

    449e26e9312934f64ae97149458d16e4368d149cf0295f5a8b3ba820f7e627da80a26f279c637453f37418858a87e53d901056e0fcfcb801a7615615596ad968

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

    Filesize

    342B

    MD5

    00631f97e378603bb427c93f41378e15

    SHA1

    373279f11434397e65f647adc70b22f3e91679af

    SHA256

    9bc519d14571598bb1833bb7d6908762f9bab89f2300d1ea50d25cf1fa32f8be

    SHA512

    5461e23a5b0081a2d207281050c7aef12122511bc551c7e722889f71abcec7c9332fa917f83dfaaeb56420301115d528080a6e375f447a6c44bceaee3f62c1ce

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

    Filesize

    342B

    MD5

    368d5ee46520270b84e6062689f65253

    SHA1

    99654665cfee7358e6d298aa29922d923ed50530

    SHA256

    11a61bba66540c51462e6155a82a26c043521c1e3d8f043d7dacbc37cac9f7c0

    SHA512

    8092e6c8bd123054bc6ce44d62f4c0deefca4bf4f9e1b14869ac614360c1d31e66eab746e7f839537f1bbd05587632ed299929af6545508261f9cee2d313a4cf

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

    Filesize

    342B

    MD5

    e1cd1bb226d8381b2396216a7e77fc73

    SHA1

    2545469dc689a397c2e8c7a12b618f18495fa69e

    SHA256

    e25b42ebca8822c8cb0891d2ab42f75aba7eb8d231faa64f23d27d3e89279117

    SHA512

    0b49bfec927c468011d639ce01a153751e4cdc2b1110533e3dd7448e15b5317928460c50063f13cc572133cfa8eafbf9b753c41573ae3cdfb7f438f07ec9d0cc

  • C:\Users\Admin\AppData\Local\Temp\Cab206F.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar20D0.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Windows\SysWOW64\rundll32Srv.exe

    Filesize

    55KB

    MD5

    ff5e1f27193ce51eec318714ef038bef

    SHA1

    b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

    SHA256

    fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

    SHA512

    c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

  • memory/2544-23-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2544-21-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2684-3-0x000000006D080000-0x000000006D098000-memory.dmp

    Filesize

    96KB

  • memory/2684-4-0x000000006D080000-0x000000006D098000-memory.dmp

    Filesize

    96KB

  • memory/2684-1-0x000000006D080000-0x000000006D098000-memory.dmp

    Filesize

    96KB

  • memory/2684-9-0x0000000000680000-0x00000000006AE000-memory.dmp

    Filesize

    184KB

  • memory/2684-0-0x000000006D080000-0x000000006D098000-memory.dmp

    Filesize

    96KB

  • memory/2684-24-0x000000006D080000-0x000000006D098000-memory.dmp

    Filesize

    96KB

  • memory/2752-14-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2752-13-0x0000000000230000-0x000000000023F000-memory.dmp

    Filesize

    60KB

  • memory/2752-10-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB