Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    13/10/2023, 20:23

General

  • Target

    NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

  • Size

    7.5MB

  • MD5

    551d883bdc28b7156ec1ff4884e944d0

  • SHA1

    4d41b77ddf97bb3d1b06af996a7734249e450284

  • SHA256

    a35d1e4e5339a9568a2ef066a66ece7a9c95dd130993789a2d980719d5151f20

  • SHA512

    18ea69045f459de4115e133ceaf4c0989162617f52c2c6ae8c97282507159146bedfd7191d86128477c3f97e5911b9842c79501cb18305f2c77bcd308a793231

  • SSDEEP

    196608:LspMRop2WowlB2sDfD+g+Sq/rUdDH60IXeDn3Se:LuMRe6wz2sDf1+Sq/4a0IuDn3

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 9 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe
      "C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1632
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C timeout /T 3 & del "C:\Users\Admin\AppData\Local\Temp\*.tmp"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2392
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 3
        3⤵
        • Delays execution with timeout.exe
        PID:3032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

    Filesize

    7.5MB

    MD5

    1659cfdb0d7df1a825719eea1b12837f

    SHA1

    8ca69bde4b8165b09e6fe8ae4a4bfe9c4a8d2c44

    SHA256

    75ca24fe8e05914fae47210c7b9a5f9cd9ee89ccc05e69da3f81ab5d1283e312

    SHA512

    7ab46b8cf8fb71edf0eddfa0609503b110db078026bba5757f4b0efd8dad4811a8e3cc456836ca0e7d062aab2e533a6ab53e516e77f6bc48b238a469e7b23090

  • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

    Filesize

    7.5MB

    MD5

    1659cfdb0d7df1a825719eea1b12837f

    SHA1

    8ca69bde4b8165b09e6fe8ae4a4bfe9c4a8d2c44

    SHA256

    75ca24fe8e05914fae47210c7b9a5f9cd9ee89ccc05e69da3f81ab5d1283e312

    SHA512

    7ab46b8cf8fb71edf0eddfa0609503b110db078026bba5757f4b0efd8dad4811a8e3cc456836ca0e7d062aab2e533a6ab53e516e77f6bc48b238a469e7b23090

  • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

    Filesize

    7.5MB

    MD5

    1659cfdb0d7df1a825719eea1b12837f

    SHA1

    8ca69bde4b8165b09e6fe8ae4a4bfe9c4a8d2c44

    SHA256

    75ca24fe8e05914fae47210c7b9a5f9cd9ee89ccc05e69da3f81ab5d1283e312

    SHA512

    7ab46b8cf8fb71edf0eddfa0609503b110db078026bba5757f4b0efd8dad4811a8e3cc456836ca0e7d062aab2e533a6ab53e516e77f6bc48b238a469e7b23090

  • \Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

    Filesize

    7.5MB

    MD5

    1659cfdb0d7df1a825719eea1b12837f

    SHA1

    8ca69bde4b8165b09e6fe8ae4a4bfe9c4a8d2c44

    SHA256

    75ca24fe8e05914fae47210c7b9a5f9cd9ee89ccc05e69da3f81ab5d1283e312

    SHA512

    7ab46b8cf8fb71edf0eddfa0609503b110db078026bba5757f4b0efd8dad4811a8e3cc456836ca0e7d062aab2e533a6ab53e516e77f6bc48b238a469e7b23090

  • memory/1632-169-0x0000000000240000-0x0000000000280000-memory.dmp

    Filesize

    256KB

  • memory/1632-206-0x0000000000240000-0x0000000000280000-memory.dmp

    Filesize

    256KB

  • memory/1632-199-0x0000000000400000-0x0000000000FA9000-memory.dmp

    Filesize

    11.7MB

  • memory/1632-171-0x0000000000400000-0x0000000000FA9000-memory.dmp

    Filesize

    11.7MB

  • memory/1632-170-0x0000000000400000-0x0000000000FA9000-memory.dmp

    Filesize

    11.7MB

  • memory/2164-56-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-63-0x000000000A8E0000-0x000000000A9F9000-memory.dmp

    Filesize

    1.1MB

  • memory/2164-6-0x0000000000270000-0x00000000002B0000-memory.dmp

    Filesize

    256KB

  • memory/2164-8-0x0000000076D80000-0x0000000076E2C000-memory.dmp

    Filesize

    688KB

  • memory/2164-10-0x00000000769D0000-0x0000000076A17000-memory.dmp

    Filesize

    284KB

  • memory/2164-11-0x0000000077220000-0x0000000077277000-memory.dmp

    Filesize

    348KB

  • memory/2164-12-0x0000000075480000-0x0000000075489000-memory.dmp

    Filesize

    36KB

  • memory/2164-15-0x0000000074BB0000-0x000000007529E000-memory.dmp

    Filesize

    6.9MB

  • memory/2164-14-0x0000000075930000-0x0000000075A8C000-memory.dmp

    Filesize

    1.4MB

  • memory/2164-16-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-17-0x0000000076F60000-0x0000000076FEF000-memory.dmp

    Filesize

    572KB

  • memory/2164-18-0x0000000074A20000-0x0000000074AA0000-memory.dmp

    Filesize

    512KB

  • memory/2164-19-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-20-0x0000000000270000-0x00000000002B0000-memory.dmp

    Filesize

    256KB

  • memory/2164-21-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-22-0x00000000769D0000-0x0000000076A17000-memory.dmp

    Filesize

    284KB

  • memory/2164-24-0x0000000076D80000-0x0000000076E2C000-memory.dmp

    Filesize

    688KB

  • memory/2164-26-0x0000000077220000-0x0000000077277000-memory.dmp

    Filesize

    348KB

  • memory/2164-27-0x0000000075490000-0x00000000754DA000-memory.dmp

    Filesize

    296KB

  • memory/2164-28-0x0000000075930000-0x0000000075A8C000-memory.dmp

    Filesize

    1.4MB

  • memory/2164-29-0x00000000752A0000-0x000000007531D000-memory.dmp

    Filesize

    500KB

  • memory/2164-31-0x0000000074BB0000-0x000000007529E000-memory.dmp

    Filesize

    6.9MB

  • memory/2164-32-0x0000000074AB0000-0x0000000074BA5000-memory.dmp

    Filesize

    980KB

  • memory/2164-33-0x0000000074AA0000-0x0000000074AA3000-memory.dmp

    Filesize

    12KB

  • memory/2164-34-0x0000000074A20000-0x0000000074AA0000-memory.dmp

    Filesize

    512KB

  • memory/2164-36-0x0000000074930000-0x0000000074A18000-memory.dmp

    Filesize

    928KB

  • memory/2164-37-0x0000000074910000-0x0000000074923000-memory.dmp

    Filesize

    76KB

  • memory/2164-38-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-39-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-4-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-57-0x0000000003160000-0x00000000031A0000-memory.dmp

    Filesize

    256KB

  • memory/2164-58-0x0000000009C20000-0x000000000A612000-memory.dmp

    Filesize

    9.9MB

  • memory/2164-59-0x000000000A610000-0x000000000A8D4000-memory.dmp

    Filesize

    2.8MB

  • memory/2164-60-0x000000000A8E0000-0x000000000A9F9000-memory.dmp

    Filesize

    1.1MB

  • memory/2164-61-0x000000000A8E0000-0x000000000A9F9000-memory.dmp

    Filesize

    1.1MB

  • memory/2164-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2164-62-0x000000000A8E0000-0x000000000A9F9000-memory.dmp

    Filesize

    1.1MB

  • memory/2164-64-0x0000000002B10000-0x0000000002B11000-memory.dmp

    Filesize

    4KB

  • memory/2164-77-0x0000000077C70000-0x0000000077C71000-memory.dmp

    Filesize

    4KB

  • memory/2164-85-0x0000000010000000-0x0000000010005000-memory.dmp

    Filesize

    20KB

  • memory/2164-82-0x0000000010000000-0x0000000010005000-memory.dmp

    Filesize

    20KB

  • memory/2164-90-0x0000000077780000-0x0000000077781000-memory.dmp

    Filesize

    4KB

  • memory/2164-92-0x0000000077790000-0x0000000077791000-memory.dmp

    Filesize

    4KB

  • memory/2164-79-0x0000000010000000-0x0000000010005000-memory.dmp

    Filesize

    20KB

  • memory/2164-96-0x0000000003160000-0x00000000031A0000-memory.dmp

    Filesize

    256KB

  • memory/2164-95-0x00000000777D0000-0x00000000777D1000-memory.dmp

    Filesize

    4KB

  • memory/2164-94-0x00000000777B0000-0x00000000777B1000-memory.dmp

    Filesize

    4KB

  • memory/2164-76-0x0000000077770000-0x0000000077771000-memory.dmp

    Filesize

    4KB

  • memory/2164-75-0x0000000077830000-0x0000000077831000-memory.dmp

    Filesize

    4KB

  • memory/2164-74-0x0000000077C60000-0x0000000077C61000-memory.dmp

    Filesize

    4KB

  • memory/2164-73-0x0000000010000000-0x0000000010005000-memory.dmp

    Filesize

    20KB

  • memory/2164-97-0x00000000777A0000-0x00000000777A1000-memory.dmp

    Filesize

    4KB

  • memory/2164-99-0x0000000077840000-0x0000000077841000-memory.dmp

    Filesize

    4KB

  • memory/2164-100-0x0000000002BA0000-0x0000000002BA5000-memory.dmp

    Filesize

    20KB

  • memory/2164-101-0x000000000A8E0000-0x000000000A9F9000-memory.dmp

    Filesize

    1.1MB

  • memory/2164-103-0x0000000077800000-0x0000000077801000-memory.dmp

    Filesize

    4KB

  • memory/2164-102-0x0000000077850000-0x0000000077851000-memory.dmp

    Filesize

    4KB

  • memory/2164-104-0x0000000077810000-0x0000000077811000-memory.dmp

    Filesize

    4KB

  • memory/2164-147-0x0000000077820000-0x0000000077821000-memory.dmp

    Filesize

    4KB

  • memory/2164-3-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-0-0x0000000075490000-0x00000000754DA000-memory.dmp

    Filesize

    296KB

  • memory/2164-2-0x0000000000270000-0x00000000002B0000-memory.dmp

    Filesize

    256KB

  • memory/2164-1-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-149-0x00000000777C0000-0x00000000777C1000-memory.dmp

    Filesize

    4KB

  • memory/2164-168-0x0000000010930000-0x00000000114D9000-memory.dmp

    Filesize

    11.7MB

  • memory/2164-278-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2164-279-0x00000000769D0000-0x0000000076A17000-memory.dmp

    Filesize

    284KB

  • memory/2164-280-0x0000000074BB0000-0x000000007529E000-memory.dmp

    Filesize

    6.9MB

  • memory/2164-281-0x000000000A8E0000-0x000000000A9F9000-memory.dmp

    Filesize

    1.1MB