Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 03:10

General

  • Target

    c7a364c1d4cb1f8e1f220ee66a372a5d2132c7e31bfb22c466901845e79aa81d.exe

  • Size

    218KB

  • MD5

    23b2542d678766df2cca1e7c6a6485dc

  • SHA1

    1dfc34f9969e2f6fa63dff05e96db737bdf87568

  • SHA256

    c7a364c1d4cb1f8e1f220ee66a372a5d2132c7e31bfb22c466901845e79aa81d

  • SHA512

    6dfb946ee1e3ab3f0852ab679d8651fd78698f354a282c62d7924d97795732c16a6d059eb444d9acb850ecdb180d197c95b74a7077fc761a412ac61ba8641f02

  • SSDEEP

    3072:Dvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:71SyAJp6rjn1gOObn4b6h9h

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7a364c1d4cb1f8e1f220ee66a372a5d2132c7e31bfb22c466901845e79aa81d.exe
    "C:\Users\Admin\AppData\Local\Temp\c7a364c1d4cb1f8e1f220ee66a372a5d2132c7e31bfb22c466901845e79aa81d.exe"
    1⤵
    • Loads dropped DLL
    • Modifies WinLogon
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Windows\apppatch\svchost.exe
      "C:\Windows\apppatch\svchost.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Modifies WinLogon
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      PID:2076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

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

    Filesize

    344B

    MD5

    19d3c081778eae783070f37d01fcf313

    SHA1

    379b8bffba8a65b4ea30cb289761a4a75df27c1f

    SHA256

    d290f6aa2551e9490c644949b933f335409f3b0b1b1faedf2776645ee308cdae

    SHA512

    e85511d9554f08ccc25b0abfc7928df7b5ccc5f0d588716a463b234a72585fb8aa86e70e85ddf92530bd9998f06c3e9042a397a677b865a5158c5ef9bca42d1a

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

    Filesize

    344B

    MD5

    d3aa17faf16978e3574e299cd515a470

    SHA1

    6dc5b00d3ef110cb6494da35c813228bbd24f79d

    SHA256

    a9963743245db1252eb17a83fdf02f062185666b604bfdbf403622ea61d9108e

    SHA512

    bbd4067fb8765dacc5e78a8fb4a49fad08fd409652e48bcd4da20e2cdf9a50f67518a68ddc6ebe5121e9348fdb3b2239a364e62e6e0d493172984e79e72408ee

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    1c2ac22a23f4467f8c16e96ce1283d0c

    SHA1

    469dc979746089db0b6e15fa9a2d51e7bcceccf2

    SHA256

    71e14f77aac3c80265b8e50a2fcb6e5590836f0f5cf91c63b972f90c35f0b1fa

    SHA512

    24a222bb5e282c23561b3f6c4c1908bdd9eed802a97fcb115611f9ab916b39425b76ef130bd6cf8c627c7a347013f008c64af77122cf5e072ee96113677bc8c1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9M0HR0P6\login[2].htm

    Filesize

    593B

    MD5

    3b03d93d3487806337b5c6443ce7a62d

    SHA1

    93a7a790bb6348606cbdaf5daeaaf4ea8cf731d0

    SHA256

    7392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30

    SHA512

    770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\L9PN2QMY\login[2].htm

    Filesize

    168B

    MD5

    d57e3a550060f85d44a175139ea23021

    SHA1

    2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

    SHA256

    43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

    SHA512

    0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

  • C:\Users\Admin\AppData\Local\Temp\2A35.tmp

    Filesize

    457B

    MD5

    531ec87a0b2f9477a52d88b111d0d46a

    SHA1

    50a72e5752075309f91c062e0282a7e7cd1e751e

    SHA256

    4875b451859b1eb8d0d3b040b1bb8d654d212edb6d9c721cf0f4372129579385

    SHA512

    07994963fd76b31ef0ba2c7f418dcb3ee0290f6baca2d8ec63a6e6b861557b13fbc20d2f0a10a66f35c4d72d4d2c1920ac88b96174604f2f8856868912327da1

  • C:\Users\Admin\AppData\Local\Temp\8426.tmp

    Filesize

    481B

    MD5

    7ad33b02542eec9646447ac09953f4bc

    SHA1

    8a9e9bb32991494e71663cb1b9a0f73cd49bd754

    SHA256

    247ef8ff9d9c068dd04edfdd7f832cd864a7ab5a4af70c797c54f8360b76da71

    SHA512

    897cd5c619e4d487884ecfe30399cc2520c8e990a358db2dfea8d0f10277187e94c27e1d7c149c350be86f9591baca90a3df9d29b298e769d7d82c69eb44ba97

  • C:\Users\Admin\AppData\Local\Temp\8436.tmp

    Filesize

    42KB

    MD5

    429a5f0a169a788b83def3c629750408

    SHA1

    a0ecef0053bc4cfe90adf0f1b2b6361a1977a8ae

    SHA256

    4479bfdf07f7483e608caa5fcc6118fe70d4482c899300d47ab1d10c9748cad7

    SHA512

    f28aa1cb2c8131ea022db2c1803444de02a73940def1788646e3587e7ba8342ca201bbb1ceec1c96a97e81efa59753ac1555b47163596b3c63e65183b83fc5aa

  • C:\Users\Admin\AppData\Local\Temp\CabADA1.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\F69B.tmp

    Filesize

    593B

    MD5

    926512864979bc27cf187f1de3f57aff

    SHA1

    acdeb9d6187932613c7fa08eaf28f0cd8116f4b5

    SHA256

    b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f

    SHA512

    f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b

  • C:\Users\Admin\AppData\Local\Temp\TarADE2.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\TarB039.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Windows\AppPatch\svchost.exe

    Filesize

    218KB

    MD5

    1bc16d5ecc55b71aa953f52b139d717a

    SHA1

    1c1b7c79a9e5b7650ba94b486c52b3ce0821bf3c

    SHA256

    a8d232e75f5d977dc2a3ae0d8020b1b2d641b38c30dd895cac59c7d0e10c309d

    SHA512

    25b38b31235cc8405e0c4d70a715ac7ff4b44560d7a649f15b35296af0c718d511d95d1eb779040582de581882e3e19786b98557c9cc47c5a3832dcd840b9f7b

  • memory/2076-51-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-80-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-56-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-83-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-82-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-81-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-79-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-77-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-76-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-74-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-71-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-70-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-68-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-67-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-38-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-65-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-64-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-62-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-61-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-59-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-55-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-54-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-53-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-36-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-50-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-48-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-47-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-46-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-44-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-84-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-39-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-52-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-78-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-75-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-73-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-72-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-69-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-66-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-63-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-60-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-57-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-58-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-49-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-45-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-43-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-42-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-41-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-40-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-34-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-32-0x00000000025F0000-0x00000000026A6000-memory.dmp

    Filesize

    728KB

  • memory/2076-31-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/2076-20-0x00000000005B0000-0x0000000000658000-memory.dmp

    Filesize

    672KB

  • memory/2076-22-0x00000000005B0000-0x0000000000658000-memory.dmp

    Filesize

    672KB

  • memory/2076-24-0x00000000005B0000-0x0000000000658000-memory.dmp

    Filesize

    672KB

  • memory/2076-26-0x00000000005B0000-0x0000000000658000-memory.dmp

    Filesize

    672KB

  • memory/2076-18-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/2076-19-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/2076-28-0x00000000005B0000-0x0000000000658000-memory.dmp

    Filesize

    672KB

  • memory/2076-30-0x00000000005B0000-0x0000000000658000-memory.dmp

    Filesize

    672KB

  • memory/2804-0-0x0000000000250000-0x00000000002A1000-memory.dmp

    Filesize

    324KB

  • memory/2804-1-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2804-17-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2804-16-0x0000000000250000-0x00000000002A1000-memory.dmp

    Filesize

    324KB

  • memory/2804-15-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB