Analysis

  • max time kernel
    261s
  • max time network
    227s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    28/10/2023, 19:58

General

  • Target

    NEAS.a6d6469d2fc7ec6e6de5040cad7432d0.exe

  • Size

    411KB

  • MD5

    a6d6469d2fc7ec6e6de5040cad7432d0

  • SHA1

    da046e724c46cbdd3fa7f416503789b153614402

  • SHA256

    e67609d768abac2e63f7c6179fc7b8da493b366a4ababd7a452dfac1a7a02af0

  • SHA512

    506539de3fdfdcdbda7eeed3031852f7055e349bc69aae2d417d76ca0ceb5227da64cad2e5c4104a14d217db6255f312ef1416a50d2d3016ca3c285d65c2b941

  • SSDEEP

    6144:uHLrOODp/83pjGgiMkG2FwUQUkVhDhzHNU91L1Zfw/apx/eKyoDYfozlLO:GCODp/2p5wwUQjDJHy91L1Z42yoDvxLO

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.a6d6469d2fc7ec6e6de5040cad7432d0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.a6d6469d2fc7ec6e6de5040cad7432d0.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Users\Admin\AppData\Local\Temp\n3164\s3164.exe
      "C:\Users\Admin\AppData\Local\Temp\n3164\s3164.exe" ins.exe /h cb05e3.api.socdn.com /u 4d886865-fe6c-4569-82be-0f545bc06ebe /e 9917444 /v "C:\Users\Admin\AppData\Local\Temp\NEAS.a6d6469d2fc7ec6e6de5040cad7432d0.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1992
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1280 -s 608
      2⤵
      • Program crash
      PID:2304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab2ACA.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar2B4A.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • C:\Users\Admin\AppData\Local\Temp\n3164\s3164.exe

    Filesize

    288KB

    MD5

    13b3e3bb0757730a2442c8149381b458

    SHA1

    a2763fbed796d85942b68135a9da3879ab013782

    SHA256

    1c2576369f51175b1a71ac298e1caa0bd47adc30cb9aee10be9b3e464919ed6c

    SHA512

    32482cf75cbee6b366318896861839a20c854eeac41ce08fa0d1c0af765ff7596f52f7c164dd99c48bd899a7eeeae7119b92c62962a8a19022498fd8316af899

  • C:\Users\Admin\AppData\Local\Temp\n3164\s3164.exe

    Filesize

    288KB

    MD5

    13b3e3bb0757730a2442c8149381b458

    SHA1

    a2763fbed796d85942b68135a9da3879ab013782

    SHA256

    1c2576369f51175b1a71ac298e1caa0bd47adc30cb9aee10be9b3e464919ed6c

    SHA512

    32482cf75cbee6b366318896861839a20c854eeac41ce08fa0d1c0af765ff7596f52f7c164dd99c48bd899a7eeeae7119b92c62962a8a19022498fd8316af899

  • C:\Users\Admin\AppData\Local\Temp\n3164\s3164.exe

    Filesize

    288KB

    MD5

    13b3e3bb0757730a2442c8149381b458

    SHA1

    a2763fbed796d85942b68135a9da3879ab013782

    SHA256

    1c2576369f51175b1a71ac298e1caa0bd47adc30cb9aee10be9b3e464919ed6c

    SHA512

    32482cf75cbee6b366318896861839a20c854eeac41ce08fa0d1c0af765ff7596f52f7c164dd99c48bd899a7eeeae7119b92c62962a8a19022498fd8316af899

  • \Users\Admin\AppData\Local\Temp\n3164\s3164.exe

    Filesize

    288KB

    MD5

    13b3e3bb0757730a2442c8149381b458

    SHA1

    a2763fbed796d85942b68135a9da3879ab013782

    SHA256

    1c2576369f51175b1a71ac298e1caa0bd47adc30cb9aee10be9b3e464919ed6c

    SHA512

    32482cf75cbee6b366318896861839a20c854eeac41ce08fa0d1c0af765ff7596f52f7c164dd99c48bd899a7eeeae7119b92c62962a8a19022498fd8316af899

  • \Users\Admin\AppData\Local\Temp\n3164\s3164.exe

    Filesize

    288KB

    MD5

    13b3e3bb0757730a2442c8149381b458

    SHA1

    a2763fbed796d85942b68135a9da3879ab013782

    SHA256

    1c2576369f51175b1a71ac298e1caa0bd47adc30cb9aee10be9b3e464919ed6c

    SHA512

    32482cf75cbee6b366318896861839a20c854eeac41ce08fa0d1c0af765ff7596f52f7c164dd99c48bd899a7eeeae7119b92c62962a8a19022498fd8316af899

  • \Users\Admin\AppData\Local\Temp\n3164\s3164.exe

    Filesize

    288KB

    MD5

    13b3e3bb0757730a2442c8149381b458

    SHA1

    a2763fbed796d85942b68135a9da3879ab013782

    SHA256

    1c2576369f51175b1a71ac298e1caa0bd47adc30cb9aee10be9b3e464919ed6c

    SHA512

    32482cf75cbee6b366318896861839a20c854eeac41ce08fa0d1c0af765ff7596f52f7c164dd99c48bd899a7eeeae7119b92c62962a8a19022498fd8316af899

  • \Users\Admin\AppData\Local\Temp\n3164\s3164.exe

    Filesize

    288KB

    MD5

    13b3e3bb0757730a2442c8149381b458

    SHA1

    a2763fbed796d85942b68135a9da3879ab013782

    SHA256

    1c2576369f51175b1a71ac298e1caa0bd47adc30cb9aee10be9b3e464919ed6c

    SHA512

    32482cf75cbee6b366318896861839a20c854eeac41ce08fa0d1c0af765ff7596f52f7c164dd99c48bd899a7eeeae7119b92c62962a8a19022498fd8316af899

  • memory/1280-5-0x00000000025C0000-0x00000000025D0000-memory.dmp

    Filesize

    64KB

  • memory/1280-81-0x00000000025C0000-0x00000000025D0000-memory.dmp

    Filesize

    64KB

  • memory/1280-0-0x0000000000400000-0x000000000048A000-memory.dmp

    Filesize

    552KB

  • memory/1280-2-0x0000000000400000-0x000000000048A000-memory.dmp

    Filesize

    552KB

  • memory/1992-78-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-84-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-77-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-26-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-79-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-80-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-25-0x000007FEF4A80000-0x000007FEF541D000-memory.dmp

    Filesize

    9.6MB

  • memory/1992-82-0x000007FEF4A80000-0x000007FEF541D000-memory.dmp

    Filesize

    9.6MB

  • memory/1992-83-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-75-0x00000000002F0000-0x00000000002FA000-memory.dmp

    Filesize

    40KB

  • memory/1992-85-0x000007FEF4A80000-0x000007FEF541D000-memory.dmp

    Filesize

    9.6MB

  • memory/1992-86-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-87-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-88-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-90-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-91-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-93-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-94-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/1992-96-0x000007FEF4A80000-0x000007FEF541D000-memory.dmp

    Filesize

    9.6MB