Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2024 10:06

General

  • Target

    70598f6db3031e6fe3748c3ad3b76ae8b38247eb92cd170ddabd993d70bbf564N.dll

  • Size

    220KB

  • MD5

    a40c281ecb47d7afd5a8047c895e7f1e

  • SHA1

    ad6740d10a178585530038d0c69aa49a0f81d78b

  • SHA256

    cba110137802b723148b6d7d522783767519b01fa763a8c68d79af87295e759d

  • SHA512

    4b6bb1ed2a59176165c02bd338441a54453a9348f8ae65172d3b8ff3fb034ad807769d017c7939f10d3678c20d02c760e24d240fdab2b9efc4965cfe3971cf7a

  • SSDEEP

    3072:P4vsEahcJAy45zlcEkKE8Ag0FuT0tBzeK8QaEt6yvXw8Sdjva1NiJn:P4taDpLkKdAOU9VBw8abaG

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 8 IoCs

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

  • Drops file in Program Files directory 3 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 23 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\70598f6db3031e6fe3748c3ad3b76ae8b38247eb92cd170ddabd993d70bbf564N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1796
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\70598f6db3031e6fe3748c3ad3b76ae8b38247eb92cd170ddabd993d70bbf564N.dll,#1
      2⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1980
      • 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:2456
        • 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:1536
          • 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:2316
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2316 CREDAT:275457 /prefetch:2
              6⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:2860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    1705910d02f7695529c2d8c98ba50f3a

    SHA1

    73b953cae0db3bb1163ccf42b7b4edb436c972ce

    SHA256

    07bdac8d896d46400439385d9426ee9c38e0e0cd6dd6de05b728c9156e8f16df

    SHA512

    a6032809ebff960f9ac4c18cf46aadca72491d4c8269147baab59fe38b9a3f65a54fe4b61f9640ad7f44a97dbaff31151d7a84564a4e592d0bedfff551ac4f3d

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

    Filesize

    342B

    MD5

    44421c6fb85f03f7faade5ce69a5c35b

    SHA1

    922f5eb06d8f8e10815f802ab923ddace154f47c

    SHA256

    a39e6f8c03c26240f04e464662805e819b2fde7a247dea3363c71bfd7e7401b6

    SHA512

    702d7dc15310701472139769671d02aa76feaef4c24ebc1d96c9e0d202cd2f6b1d2a33bb4b9291186b99c218fe5792b2606540bd8fa91d98857b8c37be9f4bf9

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

    Filesize

    342B

    MD5

    6ff6d9f2f7e23f9904fd62c57bc11e3f

    SHA1

    3865cf3849cb61cb890998c25d50ee534be8ec42

    SHA256

    7fb9a71f8946aa444b0466154e28ec316b27e699216a1003b76297c9192187a1

    SHA512

    9408f30f9fbaf1fa5e58ee2fba6a5cf08861b9ef5f42223486faf30ca59fe29eca2b925d2bf4d5092ff0c45ec7d0b1066d7f9d44267cfd7be029663900c0227f

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

    Filesize

    342B

    MD5

    dc9088c556f86d1e7250ae47dcd6503e

    SHA1

    91a844c32afe100bf5e6c08034403b2921cb055a

    SHA256

    1945d99056db667b6a45e1890e419d75f205788116a047899b1c17cc771ad19d

    SHA512

    46e4df9d134b9716af721a1f0c8b32e8662eee11222fa20ed0f1d947508ff21958a890bab906adcff2adead655dd2dce54f7ae28cc4f4fbcb1cf212f500160a8

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

    Filesize

    342B

    MD5

    b755d03ecc9e93b8b983cbed8780335f

    SHA1

    4d8774a4422bc2ae1c92a2cb2fe7ea6b6e770bf8

    SHA256

    39024ec70b8141a191904b10679c37e2a9d33f89082dd6246b3a169ad1af2951

    SHA512

    2b9353cbe2eba2c4c097f3e68b361d34ebb99dde52cbd294065c27d9334f37fd3873104ba420e926b6ebc455caa35b07df85442b960c297b013189b594da2443

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

    Filesize

    342B

    MD5

    5f983ad19330e3c90d25c660c4f49e24

    SHA1

    ba3ab8a52dcc9a9a35a23d99b88540e7217da17a

    SHA256

    912a425e0077bbd4f1a307367bdc1ffb9fb50d3ce82a8a82063b8e46eac140be

    SHA512

    c5b3ec0a144e5e78d09f88a0a0dffa96aedc8f00071dc469b043db01e82f8334ef7e01eb0560446cd85e1b261891546c0377f9fdaae0d737a6f0143e0ba723c3

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

    Filesize

    342B

    MD5

    005869bc27c079a2afe2f82b1a9cd626

    SHA1

    e9971fa4771af15dd7d4b92c7bae6e4a10d37965

    SHA256

    b30b841f2b43e8a688d6d1423ef53890998a0dc6f555d081b7c78fd411651ab9

    SHA512

    f24da4b5a30de6caf4e80a52431142c8455868b487f931e7cf39d1b3cbd0c549c8ed2c25ea639b6bfbf977c069f31dd875c2b92ca9a6ce4dd5393ab969f3f5ae

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

    Filesize

    342B

    MD5

    fa7c1142f217e509afffb37d1cd0837a

    SHA1

    d724fb4298ceb90640bf6a2e2337477f91eb326b

    SHA256

    4b95b7fc602cc9351081871171c2c48b27267f8863899aff9e1c849b2ca5ffa7

    SHA512

    a831c6342bee01b6cf8fc85d0585b66e891027d1849e8c622fc1eae5025803d79948f9c78ede15653ae60638e0c044efed105e0a10b350fce6ff177bc99161c2

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

    Filesize

    342B

    MD5

    4d0597fb4a820150d4f9136f27a26305

    SHA1

    c2bac1e56950cf82aa521db24a09794e546630a8

    SHA256

    f8a11c985a0517853c018457bb741d3bb0f4081da31fccdce34c6f0b3386221a

    SHA512

    bbf2a5228420ce4cf251c79dbd475c19004e32f61d083205b5906dd5bd8bb5f80d6ae89b59798df7f353b839b5dae58e03888a33970f7e52e7e3840b820ceee9

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

    Filesize

    342B

    MD5

    07bcfb53a1596ee2872644c3d6363833

    SHA1

    82d169ac067113cec767bacb329f9e0db79bce4d

    SHA256

    c7e394bd9fd4692e8a09eba8f73de5be25e7e3b4cbd18e3cffb8735a677eeb0d

    SHA512

    0083972c840dc9200aefe26ebbc647320589542739b5c93096c7d3c05836b14dca70b428dc7604e41c72f7aea975aec287e1054a84eb40df503a9887fd3a20e1

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

    Filesize

    342B

    MD5

    ca9640e2fc30a995e0d2757a05612b1b

    SHA1

    a7a33b6cbf3b7557fce8e829b4fad21a049a7787

    SHA256

    3573f47035f0510c7c5a141822d00cc133884a546f30d3655579eb8e567bcf35

    SHA512

    c8834ab7210f2958869dcdda4349ad0a94ff55c00c615fbf7bd4e7e26360ba863845dc4f7d7076773e600c21f7e5aa7a3890a3ae4150211becaeb5d2cb055889

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

    Filesize

    342B

    MD5

    ce5ed374b74fd497485a5e16b5da2bec

    SHA1

    65e7c8236caa846dc9a8d0e94c27a0d90421e1b6

    SHA256

    5e1d0285aab7283960f2a65c6dacfc236ba5ade957ecf4adfd4cb6cb9e069eae

    SHA512

    4699358703d175aa7af0daa2c65aecf8f674e2761011aea77d9fc537bb4c0f2275cea709d903158a75c82159eda5928b0afd1a30fd5562ea4c312b7417cd1c9e

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

    Filesize

    342B

    MD5

    486fbcd55f3963466fcfc836b65d18ff

    SHA1

    aec657eb6aba297b6c3a1a3de7852f1cc21be53c

    SHA256

    8e289f9ea0e98e864eeb763ad5f108fd2679e82fb0df9e6c418c8daeca2dc6e2

    SHA512

    8ce533c5bb09dca0a0f0d87dc949edbf67ad0a0a7ac3f047f5dedd8fd348dbebcdd80a7661f589b8326b2cd4e1b9a2476c38d56c72e9ffa2142663dfac8ff568

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

    Filesize

    342B

    MD5

    600f09b30bde2d02906eed6f90677a5f

    SHA1

    30271b17618265e9ae1f766e7102f9cdcf0ac519

    SHA256

    53e8d0773adfd35af8e82219e4213ab854f857fa281fc9552561fe9b0290a350

    SHA512

    c40ed0a97bd5415ba8b88fff656f1a2b2c01e4d43c0649b54e782c37dea28a0f3cb4f364f238f9ec3bd46c4a8eea0b1859ca6f23147a35222a7aa46cf26dc2b6

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

    Filesize

    342B

    MD5

    dba5f47285c999267afcb15a331c2b4a

    SHA1

    ff0e9f64f5a13c31760cac41f736e821a1fee02b

    SHA256

    9d6ad5734b7b109880d0b6f00b022d1ba4fb47c97f8262b2cbe715eb23281cbc

    SHA512

    a168d1f0007c6d473c8d19cd2ec5c0abbe5911a1d6d1437a009becf8a5e531693a3e2bc5cce1f2120c9894e2a1694984043c394b732c221bacd4b399c5640372

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

    Filesize

    342B

    MD5

    3423b199c2e603cb55ccd98097c028ef

    SHA1

    34ef89005ded64b8fc148e6214566cfa439cbf57

    SHA256

    8fdf60a7c9af5ecf56da31fbe9d4b93d46caf629f05a28f94278bd72bd50a9ee

    SHA512

    d729e1031f8fa2a4f7cd54d5098716fe4155324799b126bfb75be478759ad1084daa12a44e7ed16544473e4f29fd89467cce5d9248d40ba36e381910ae817d8c

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

    Filesize

    342B

    MD5

    761328cb6f767c8e49ccf736d41b381a

    SHA1

    4c145027cd939b677367d982ee0ced45eea31f2c

    SHA256

    e4f1402eefdb5819b40b14fa73bd2cca496a3d9944e020eb15a1132b9cb03fd3

    SHA512

    e3299094de6ecb3ea58727824d2cf7909bb11b0db867dd71d6cb8a4c63cbc6d9f86fea99372170ceacff0eb74b612bb750661b6b13c63d7dec39349a68d3ecc2

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

    Filesize

    342B

    MD5

    d58776bf549b955206f1f874cfdc8a52

    SHA1

    aa942d85215f30a23d2089cddc24206e15d0f675

    SHA256

    ff98c65fa0e45c2ce9294b11f6b0dd7c33aee344e33eea6967682e44ec67a599

    SHA512

    bb723c6e77e1af3fe1ea0f1c0b221e0e8ec52c3bb5d603637319d3d7a97c605e50d7d428afa74df6b540e412977f1da14662dcfbd67cc30ffcb58d981733b807

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

    Filesize

    342B

    MD5

    93c51276c5a0edb736a4e9d5b74df58a

    SHA1

    656b4b17a63234ded9e6a2147f06ecd7831e13fa

    SHA256

    e28bd37248ac6168566f2c0cd94c46fcff0a0b8754867fd7c994dc890f7a59c3

    SHA512

    55469bfadf2ead98e84967c916f6399debd2a6f657821b8498b254a814c167b4cbd56b9d6fd1f8bd83a9eec945d61f1453e5a38ace962189711f435906be8875

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

    Filesize

    342B

    MD5

    27d8bc2144c70f6e44109558ac1c84ff

    SHA1

    88e28d55038637d9fb39218d29ca1f9118216323

    SHA256

    fd701a2fed24fef5a7cbfb06b0aaa18b016a581809ce051b34ed1858f9062c8f

    SHA512

    5360816bea4bf06475e3587b52ab87db0e5e936a85d214136386b4d50f08454d077d2bb2797b0688ee9ded38df1091354167b88681c4d6ea4ae4732d7462f718

  • C:\Users\Admin\AppData\Local\Temp\CabFAF5.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarFB46.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/1536-25-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1536-21-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1536-23-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1536-22-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1980-5-0x0000000010000000-0x0000000010044000-memory.dmp

    Filesize

    272KB

  • memory/1980-1-0x0000000010000000-0x0000000010044000-memory.dmp

    Filesize

    272KB

  • memory/1980-6-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2456-19-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2456-9-0x0000000000230000-0x000000000023F000-memory.dmp

    Filesize

    60KB

  • memory/2456-11-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2456-15-0x00000000002E0000-0x000000000030E000-memory.dmp

    Filesize

    184KB

  • memory/2456-8-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB