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Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2024, 08:09

General

  • Target

    212ad48783f5d894386a5172672de1d0_NEIKI.exe

  • Size

    576KB

  • MD5

    212ad48783f5d894386a5172672de1d0

  • SHA1

    5c547a6a92db7c3ca3d6382711a7662efab53beb

  • SHA256

    cc1879bbd8f4c99007961c1d9dda24a57d10d4cba0edeb2b4734e709259d6cb7

  • SHA512

    5060a0b3e251f478e6cab07145ff606395c681652d0f80f23ef927aeecd04847a853a9442a3ee4abf0a1ee0ae677bcf94829f38740909015ff01685447b691da

  • SSDEEP

    12288:PmWhND9yJz+b1FcMLmp2ATTSsdxmWhND9yJz+b1FcMLmpG:PmUNJyJqb1FcMap2ATT5rmUNJyJqb1Fl

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\212ad48783f5d894386a5172672de1d0_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\212ad48783f5d894386a5172672de1d0_NEIKI.exe"
    1⤵
    • Loads dropped DLL
    • Modifies WinLogon
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1960
    • 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:1808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    03d33c37928d99e3ee149b97669e884c

    SHA1

    ee4fcbae8cc1c8909e6083221d4f212e1def8b78

    SHA256

    d684ccc43bc7e210f21f0373a03907b13efd278f6dec7ed3da6511bde10c8b3f

    SHA512

    919f9742da5d4286962b9e78ca5cfc9c16bb87c215adf6ac9730dd804a2486b39b751a0124dd3ec6795ece2eb049c7d9966c7e6187ad1d5dbc6243437d708591

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

    Filesize

    168B

    MD5

    d57e3a550060f85d44a175139ea23021

    SHA1

    2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

    SHA256

    43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

    SHA512

    0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

  • C:\Users\Admin\AppData\Local\Temp\ACA5.tmp

    Filesize

    42KB

    MD5

    7d5c95738793c677540405abc5e420f6

    SHA1

    50f0218ee1757538b1d1c162eda06e2c7cf9462e

    SHA256

    8ad1c151dbb6c26b8d2cbf5221ad4721a1ba6664661db78570df778c0f9bd317

    SHA512

    93dc4cd7d459574aa6e02d17634d38e1d08822292ebf51daaffe495e2fe90f1c778957cc21c4f0de7f8b5f472e093e404cd10edf55a1a8d71452a8b513acd5d7

  • C:\Users\Admin\AppData\Local\Temp\Cab41D0.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\D10.tmp

    Filesize

    593B

    MD5

    926512864979bc27cf187f1de3f57aff

    SHA1

    acdeb9d6187932613c7fa08eaf28f0cd8116f4b5

    SHA256

    b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f

    SHA512

    f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b

  • C:\Users\Admin\AppData\Local\Temp\Tar5FE2.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar6122.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Windows\AppPatch\svchost.exe

    Filesize

    576KB

    MD5

    06a5578466263d4678cf9246a5d7a530

    SHA1

    4ca88a47a6eda613a73bbf9b995a44b573aed8dd

    SHA256

    fe9a2ffe2ccef96665340a59a1e4acf2fc322384148b29e867f227086f882221

    SHA512

    73a918e02bb1f2206cb92f7cb7328af11037d7e2f03e7320aa504d5152d9b0e2dcb4c4c19dd94a0d22f52265397f3f05194593a6dd8e8f12d3162028c571d996

  • memory/1808-53-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-43-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-18-0x00000000021F0000-0x0000000002298000-memory.dmp

    Filesize

    672KB

  • memory/1808-29-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-25-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-55-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-77-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-76-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-74-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-73-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-71-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-70-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-68-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-67-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-65-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-64-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-63-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-61-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-60-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-59-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-57-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-56-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-54-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-27-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-51-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-50-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-48-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-47-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-45-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-20-0x00000000021F0000-0x0000000002298000-memory.dmp

    Filesize

    672KB

  • memory/1808-41-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-75-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-72-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-40-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-69-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-66-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-62-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-39-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-38-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-58-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-37-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-52-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-36-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-49-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-35-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-46-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-34-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-44-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-23-0x00000000021F0000-0x0000000002298000-memory.dmp

    Filesize

    672KB

  • memory/1808-33-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-42-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-32-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-31-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-465-0x00000000023A0000-0x0000000002456000-memory.dmp

    Filesize

    728KB

  • memory/1808-24-0x00000000021F0000-0x0000000002298000-memory.dmp

    Filesize

    672KB

  • memory/1808-14-0x00000000021F0000-0x0000000002298000-memory.dmp

    Filesize

    672KB

  • memory/1808-16-0x00000000021F0000-0x0000000002298000-memory.dmp

    Filesize

    672KB

  • memory/1960-13-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB