Analysis

  • max time kernel
    66s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-12-2024 05:42

General

  • Target

    333f525b11440edf03a5da4c15a947a9a6624c98f34642e21aebb9a3349d2ae0N.dll

  • Size

    70KB

  • MD5

    ac89905717e3484606a4180ed4d89790

  • SHA1

    59c0b995bda44a5013c3e0f72ae519f8cd66740b

  • SHA256

    333f525b11440edf03a5da4c15a947a9a6624c98f34642e21aebb9a3349d2ae0

  • SHA512

    039f7af685c262104d92b27fe438673097e6e9a983c12dadf32c807f992ce7d647b9d6e7c4328c16e9eee85d2eb5509d79518dbc1a0ea68d820732cdb24b36c1

  • SSDEEP

    1536:aMf5Lwg2ryv6dXH1QwtjKz5X4pthGQP3+jZ3M0Ue:nj2wwFPtj+5X4BIH

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 9 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\333f525b11440edf03a5da4c15a947a9a6624c98f34642e21aebb9a3349d2ae0N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\333f525b11440edf03a5da4c15a947a9a6624c98f34642e21aebb9a3349d2ae0N.dll,#1
      2⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2380
      • 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:2164
        • 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:1060
          • 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:2480
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2480 CREDAT:275457 /prefetch:2
              6⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:2152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    8eddf3eda246f1a4e8eec1c39cc6762a

    SHA1

    328c6f8b3e61b550022d05a6cf9a7f7d6509c164

    SHA256

    db3b5a5723f872bf5f441e9d2ce6ed79669ebee09afef490d2a2dc4ab5ac509d

    SHA512

    1fd8ac8210448cc36a378ed72109b82405939bcab528cc46baedca77c3b0d4cca611c2fec4164f7c8b17bef71a95271b5f4d06170e96c85719fab23575e5cd84

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

    Filesize

    342B

    MD5

    0a428de3b07c6b75ba9a01a2aa073fbf

    SHA1

    456d5d410967de12ff958ff0819f782fd2a54f0f

    SHA256

    7c7f8262b810060c3ac819bbdf06234923ff783fb6408b6e42479a4dc2631b52

    SHA512

    b92e7259b80eea2649303763b25e5e49d247059a04d20832cf6e1e23a46302c3375f5bdb9fd8189f7442211186f6038b73e83842db67e445767ecc38b8a6565c

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

    Filesize

    342B

    MD5

    6ebec5a301c2921be70af974c5371544

    SHA1

    f02c91d6d1ff6bfbe5520cdc2d69932b2b716bb7

    SHA256

    c970310b754aa619d27f061cdb1bcae1aafb634fa339f670be896c20965851d0

    SHA512

    a625e94a963859f479962772798be957004d72be5226860a295bbee3bb5d2c8cbef18a8a5e4e1c287787212faf411f52e052253a2a9b4565287c4c410757c017

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

    Filesize

    342B

    MD5

    4fbc984d7e13d5caa35799725b0bfc38

    SHA1

    d3af6309c4324e3ce84a6cd4e01cc31ec34797b2

    SHA256

    d5015b84ee7d3206b28abc695063a7510c4dcfe67c2369a4faf557e883fa6989

    SHA512

    6872bf7c3072920320e5ba5658f6e63069fb276a8066318ff077d14742c6155d8583797c1fb648b773426303f25b55b1284417718b93f033171b9d436884d9a0

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

    Filesize

    342B

    MD5

    6252afd82c3bd9820d182480d5a17cbf

    SHA1

    9b0ab964b0410a26943e483272ce52680ba1c7ea

    SHA256

    a448f5c440a7280217c03cb798e21d60001cc0cbf1dacb28ff0e3285f9ae488c

    SHA512

    7bac91cdc27423c49bd6846d5de5e9734991361a2d72770f3b34e2b07031641d5f56050b845ab45eb62bbc4232d0ef91317e8a55a539b547ca55c79bf956f144

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

    Filesize

    342B

    MD5

    e4cb1598b44457304cee9d1114cde685

    SHA1

    3de79f343f27ff6063285f7b55b43e298fecda5b

    SHA256

    d1adbd6227ca4f460f98b5c9cb4dd63437587edae1e34e8dc7eeaade575700a2

    SHA512

    f45a4ea613956c98f3b56d7f51fe034ba53c21c6244fef891fdfcb7d5295da5f8b1c5b52b53265206e0dea644333d1f473710616319ad7c8ee84e35347b72e48

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

    Filesize

    342B

    MD5

    85575d5a27251660c5e69e2977c156a2

    SHA1

    2c32e5a942442549fef68c243aa67880cccb8b4c

    SHA256

    04b6fec5815191ac4af973a4ac48477f149314e7c2af60e711de47fa446f868b

    SHA512

    8604596edf063de1303224e65494938b4ce87e9dd68e09e295375e2f09b5980346a6beeef348bdaa86745915566322523e29a8a04a84894b508867c61f3fe7d8

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

    Filesize

    342B

    MD5

    0852af4dcb808957b40de3dfd597b737

    SHA1

    6aa21e20456d8091edd30db1cd4d46a666e426ce

    SHA256

    7b34b5520c176fe0267bc26d0cb33ded2460ba2ea9aa72355fd59a2c27d32ad8

    SHA512

    2928bf5e769f2d1da6f0b22c4d7c44d853aaebc3b7a521068875c5c6e487cb8d954e38a81da91d53863be80c223686f77149f7573e6c41b375d674e59100f219

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

    Filesize

    342B

    MD5

    8b46600d624213790a06cf7cb5835ff4

    SHA1

    facf6068c6caaa0eb36500216cdb0ff0cd707ac5

    SHA256

    a58cf082bbac448413e271eb2d21d4a4c21d22f543f4143766de12138cd19012

    SHA512

    eba74c3bee4b09c56e6b347e1df7cb00bd886402d5880ccbf45ce94956411e5240745f6a19dfc666a75ea9da3947c055ebece2cd27c23e9815c7cd2395b960c3

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

    Filesize

    342B

    MD5

    dcf9b3f4a664f58bd0d3a2278b009ff5

    SHA1

    71f91f03360b9c815313b5ec1552f20736838664

    SHA256

    e72597c64a23d6736acb66334335b7521527411445bf96343b2a39525bc9c4d8

    SHA512

    706a2b9d8d1b3e1a6f1e552a02e6bbe1f89fcd0f5fa6825e07ff4b6acf26ad556b2a54974a32ed1de24745bc6275b9edee0c3fd514360fbbff23b49494c96567

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

    Filesize

    342B

    MD5

    0cc0e30c44f112665609f141ae66d284

    SHA1

    47b9734890b930af2c9a4973227a401d17fd159c

    SHA256

    9897018972d4b9622f5b59fad93b678dc4d78b31ca5ab60e510255f6c63c371c

    SHA512

    c19f5afc158aebacd615d1b5908b383b289ad7b3cf376749cdb206b4e6ffbdb127758c58f5276de8ba2afd56dcc7ad19f94b614fde75b457b0e54491c56fbdca

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

    Filesize

    342B

    MD5

    590ea9e40e69af2406b28b970bcf1eb4

    SHA1

    52a42fcb0cef7fd818eddfc01ffec57b5cda0149

    SHA256

    ab43b8494ad3c249f8fcd5537b7cca7890c6d0fb8ecd14c1664141f3a1a2df4a

    SHA512

    3683c1afc7020f96ed02ccc643662b60f3d09b875cdb768425e9353439c0b8881a38d465fee922f53fdc24f021057c037209d66a913702b7678a06b03601bbc1

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

    Filesize

    342B

    MD5

    bfaa3b228cb8d30335c4565ceafd6654

    SHA1

    358d4bbc33ecdb0a6999b02d1b8ad821635b40a5

    SHA256

    2a4b9daf5cd206bb75d7ec611333b9c7c683b668289390f4b3de81255707f30f

    SHA512

    5f3e0242e85159f883ad4f72c415c971016f623d8714c1c8278f932751dac4b602bd04adfc23d1999083382ee9a470c5fec48bac6ff3374697253c98fdb38668

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

    Filesize

    342B

    MD5

    d4a953373f3a7f0bbe9edf4b1b3a5596

    SHA1

    c6a2e136e6e0aee4e13bc418338be63810b9b6b3

    SHA256

    0720a7ba4e9feeb26dd3e69c9a9f87d42c2d5ea1443912a8d4bda0a7e3f3b100

    SHA512

    69bdb8e50c9d461f2b59fabd5e5da417565b809d36433c36696e079f7ff5dd6593c9ac3affb3b9efa6199b19ceca6a9c23974db89a7d43558bd5d07cd99502b2

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

    Filesize

    342B

    MD5

    bb34b5211ecd750b0d646b2ec62928b8

    SHA1

    85744cea96893deb936dad4e6fa816f545aaa5fd

    SHA256

    774b982b558187dc9120c9d5add6c8af164f29e7b1dd9b1ea75fb695f46ad527

    SHA512

    8d41cd0c41d281520cec4b3520c258a6a455a19b6db1e14a131ffc4e67ce1d037efdf0dd22d57b7bc81b85b4ebdc731de49f5a974ba4d0f4109f0cdbd1a67dc7

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

    Filesize

    342B

    MD5

    bf00b29d887ec565ae8c91c3a60108fc

    SHA1

    a778d98e42acdbc56a0d59c2b519294c7d8daaf8

    SHA256

    fb6860bafc9c230b89b44dccd24824854b4ab7b59922bf81c2a0b6c6b510a8cb

    SHA512

    b73a4383a2172fee4545848667b486c391fe89cb3cefd6157a09737e43d3064787ca2c36772d0a4f94870576293c2d88d170f2d8ace011d4a11b3f1fec30568a

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

    Filesize

    342B

    MD5

    c4405b7f969665ed0aa06c714f80257e

    SHA1

    998255d87ba119b775962598d18ade07bce6f800

    SHA256

    030456426bae09efd1c15368fd0945697ae813cba28510c3dabf68a9233fc7e7

    SHA512

    cb6a35cbe1b0d494fdfe732855e1398de524ca835859bfd30e62ddaa8e82ce9ad168a3d785d2f713b8279dbca3f22e5c9456e447019f652eacf1392a5a51559b

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

    Filesize

    342B

    MD5

    7cd0d334991dd0808f96a2665ca97d52

    SHA1

    5a1cbdddbb7628bf96eb31d7acb6db992b8f8fac

    SHA256

    cdb4437a5b5b42461ba368c0b841f8f733dcc40fb4e394e883936c20a9515a7f

    SHA512

    45f1ab7f0002a5d25c5a653b29fbe7fb90fd959fac6c8ddaa4258983c90a97de51bd90e91802c6f9553e36813f73132ba9d1b386c3ec1dd43024b3b73150383a

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

    Filesize

    342B

    MD5

    626cb0511a67e1c50686d26cf6b1f936

    SHA1

    ea595a9ae4c113a694f50bde101fc2f612779ba0

    SHA256

    f6671c6c72fddb452f2733b9efdb81e60da9ad58116a3728bdcdce3f17c83a62

    SHA512

    83faa54daf02f7b5e4bcac74d8f6161ceb45c9ecb39103afaa089f499196e56b4fbaa885bcec08bb177599281c767cd9f50e7bbfae11fd3aaf90a61f43a417d5

  • C:\Users\Admin\AppData\Local\Temp\CabE3EC.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE49B.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Windows\SysWOW64\rundll32Srv.exe

    Filesize

    55KB

    MD5

    ff5e1f27193ce51eec318714ef038bef

    SHA1

    b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

    SHA256

    fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

    SHA512

    c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

  • memory/1060-21-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1060-22-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/1060-23-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1060-19-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1060-25-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2164-18-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2164-7-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2164-8-0x0000000000230000-0x000000000023F000-memory.dmp

    Filesize

    60KB

  • memory/2164-10-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2164-14-0x0000000000240000-0x000000000026E000-memory.dmp

    Filesize

    184KB

  • memory/2380-1-0x0000000010000000-0x0000000010015000-memory.dmp

    Filesize

    84KB

  • memory/2380-5-0x00000000001C0000-0x00000000001EE000-memory.dmp

    Filesize

    184KB