Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 13:05

General

  • Target

    92d4373aafc1c3cd2765f63bea20d1c0_NEAS.exe

  • Size

    355KB

  • MD5

    92d4373aafc1c3cd2765f63bea20d1c0

  • SHA1

    6b62141617453ed13eeabe4e3cb49ab5d939392e

  • SHA256

    094430f6931a633b015d1a857c97d04de9feb7a329be2dd32c2911216f1e9e5c

  • SHA512

    2da8c0bf0807a0c2a9063c7d47c4ed3626d35fc3ff6a8b7a94082e0947b00c6f91b15e2c56df85bc2bc6ff4ae6cd1c71e8e0439209caf122dbfd1eb65e325513

  • SSDEEP

    6144:n3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:0mWhND9yJz+b1FcMLmp2ATTSsdS

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 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\92d4373aafc1c3cd2765f63bea20d1c0_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\92d4373aafc1c3cd2765f63bea20d1c0_NEAS.exe"
    1⤵
    • Loads dropped DLL
    • Modifies WinLogon
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1724
    • 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:2536

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

    4a65bb57d7656c8304de8f2de2596dce

    SHA1

    1bb273a09d510cd3e81fed12d83e5c3818f63446

    SHA256

    b609f6c72ef649f66e5366fe4cb06d45f425f06d962ac8dfe8fe56648096632d

    SHA512

    6a885510fdf2b34985796d748b52c23452981a861018e0e8eb904e529e6dd8ed8d0b80385fe77d7be54e7415d88066fc992a32b9ea80a4a260e7c5d15c56827f

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

    Filesize

    344B

    MD5

    226b35960126c9208e7ba03ee8feb3a8

    SHA1

    c79e9d14a65ff3de3d2dc4b2da17be642b69b977

    SHA256

    c26407a2434facf1997a41b20cf9e81997a928f2ccff8738c82ae2d50083c2d6

    SHA512

    4e06f4552dd36e506f0653abdcb7a64d4267888a520b625b0dfa2ee6d86c7481a8b1c6399e2451d990af97a59aa602e945db05f68da3ddb0631738ba1e70c5c3

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

    Filesize

    242B

    MD5

    dbb0a83f208181fd80a9206479a140b0

    SHA1

    bf47a358edbc1c02fc0941afe38d58ea1b061657

    SHA256

    eed9a4be3db4b9dfd06ad24b476c5baa10063670106883f9784d1c15b37e3493

    SHA512

    c6c2c8fc2c1164e1a4f4a39dd9fdfd539be54242809832f49e124ec6e80a049b4eebaae3959241c67cb4f1f8a8f8e8e44ed8c10ac375110523d2428798eb9eab

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\902LKC6A\login[3].htm

    Filesize

    593B

    MD5

    3b03d93d3487806337b5c6443ce7a62d

    SHA1

    93a7a790bb6348606cbdaf5daeaaf4ea8cf731d0

    SHA256

    7392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30

    SHA512

    770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\OOWQLMJV\login[1].htm

    Filesize

    168B

    MD5

    d57e3a550060f85d44a175139ea23021

    SHA1

    2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

    SHA256

    43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

    SHA512

    0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

  • C:\Users\Admin\AppData\Local\Temp\47FF.tmp

    Filesize

    22KB

    MD5

    ae84c3974fcf71a95fb36bc9a265dcde

    SHA1

    d2aacd4791330a2c471e735515d35900e9da5606

    SHA256

    afb60620b01c9ed29c183d6700087f13d16645f874368395523e700bc8a26d80

    SHA512

    5ebf99fb54c46c93b0d2e51cdbf09fb53ea6d3593145ab7f01ed4e50c7491183d2c3ca16e5a927b90a1c690955f9145066c1f66603e56ba9f0a0dcaafd086ba0

  • C:\Users\Admin\AppData\Local\Temp\4811.tmp

    Filesize

    481B

    MD5

    bf0476cc9044c8f593ab6dce5335aed8

    SHA1

    f0e045f691e99a365910b943e9fbb6ab6d422d80

    SHA256

    36636eaf85ed72256b4b75b02195f7b310089b2af0855972c37babbefe2bdca6

    SHA512

    cd0012fa91ca3b6e374022fe908fedf226d8703bb5ea7f773303c8a8099277cb9e49568138685150680c2092ac67f9106ccb91fbad10a1da89792d0a8a44c387

  • C:\Users\Admin\AppData\Local\Temp\48B5.tmp

    Filesize

    41KB

    MD5

    b483e06d49e22bbd5aa132299e36a020

    SHA1

    da953b6ea4a55f5269afdeee7e4112649b43659c

    SHA256

    b45bca959e87ccee85173174a6e2ef8580740068884975cd18d7aae93948be02

    SHA512

    95ae9f317d15a2583cb5bf9d625457bb7b85f1369f5dc9a733fe57ed44162ee75bd5c2a5532c5c5f92c540988b3d5d91831a24bdc838502b2365a4403bd7a4a4

  • C:\Users\Admin\AppData\Local\Temp\48B5.tmp

    Filesize

    41KB

    MD5

    5a32717dc967718a5c1970a69f2f5fd5

    SHA1

    ed0002b3d872e0734d0b07afb7080f69e21c5905

    SHA256

    75ae8f0c1a0258f20307cba955d2fa0340323d851072f20aeeff618cecf6e31c

    SHA512

    cc69f403a63c70d84711f1951245e34c6cf4344d4dfbe9e96333ab209a9cfa347a8d14c0f29b2d83356a95adf1b628bc4c8ec8aae2c784bfc771b9cf819d2fbe

  • C:\Users\Admin\AppData\Local\Temp\AF4C.tmp

    Filesize

    457B

    MD5

    531ec87a0b2f9477a52d88b111d0d46a

    SHA1

    50a72e5752075309f91c062e0282a7e7cd1e751e

    SHA256

    4875b451859b1eb8d0d3b040b1bb8d654d212edb6d9c721cf0f4372129579385

    SHA512

    07994963fd76b31ef0ba2c7f418dcb3ee0290f6baca2d8ec63a6e6b861557b13fbc20d2f0a10a66f35c4d72d4d2c1920ac88b96174604f2f8856868912327da1

  • C:\Users\Admin\AppData\Local\Temp\Cab32B7.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\DB34.tmp

    Filesize

    593B

    MD5

    926512864979bc27cf187f1de3f57aff

    SHA1

    acdeb9d6187932613c7fa08eaf28f0cd8116f4b5

    SHA256

    b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f

    SHA512

    f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b

  • C:\Users\Admin\AppData\Local\Temp\Tar32CA.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar33BA.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Windows\AppPatch\svchost.exe

    Filesize

    355KB

    MD5

    f17c7c7f08c3bf8866825b91c430308f

    SHA1

    6986e49d4fdc5b2a79362bea19cbbf6faed5679a

    SHA256

    0caee8cae5c5a3e8586ff37ce6d74a4414a84748dc854c225722915537822a78

    SHA512

    01c67ecd1847f6c1d5c3584d41177fd219a97d092eeaa7c434871b1b2f3a814c924f5237c591ecfa2cd9e5272e4192d38df73adf69ec78b3786eaad8ab2f0fbd

  • memory/1724-13-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2536-59-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-47-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-76-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-75-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-74-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-73-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-72-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-71-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-70-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-69-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-68-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-67-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-66-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-65-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-64-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-63-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-62-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-61-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-78-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-58-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-56-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-55-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-54-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-53-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-52-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-51-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-50-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-49-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-48-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-77-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-46-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-45-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-44-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-43-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-42-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-41-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-57-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-39-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-38-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-37-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-60-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-36-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-35-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-32-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-34-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-33-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-465-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-40-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-30-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-28-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-25-0x0000000002300000-0x00000000023B6000-memory.dmp

    Filesize

    728KB

  • memory/2536-20-0x0000000002150000-0x00000000021F8000-memory.dmp

    Filesize

    672KB

  • memory/2536-22-0x0000000002150000-0x00000000021F8000-memory.dmp

    Filesize

    672KB

  • memory/2536-24-0x0000000002150000-0x00000000021F8000-memory.dmp

    Filesize

    672KB

  • memory/2536-16-0x0000000002150000-0x00000000021F8000-memory.dmp

    Filesize

    672KB

  • memory/2536-18-0x0000000002150000-0x00000000021F8000-memory.dmp

    Filesize

    672KB

  • memory/2536-14-0x0000000002150000-0x00000000021F8000-memory.dmp

    Filesize

    672KB