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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 05:17

General

  • Target

    6feb210ca1195f13a5e0cc25ac0f60a0_NEAS.exe

  • Size

    71KB

  • MD5

    6feb210ca1195f13a5e0cc25ac0f60a0

  • SHA1

    b7eda82234303079c82bcf8a19821160f6fb57fa

  • SHA256

    3e65c67ea9969ef8a72a2876a335f8eb943da82ea9600615ed13f3235524265d

  • SHA512

    0fecfa004882d7e2483d52b109b73d50ffe354179ed6ec30b3b775d9948391639505578bf55e5040423cabec751f0fda65eedc4835858ca73e15382c144ce5bf

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slBZ:Olg35GTslA5t3/w8E

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:616
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3548
        • C:\Users\Admin\AppData\Local\Temp\6feb210ca1195f13a5e0cc25ac0f60a0_NEAS.exe
          "C:\Users\Admin\AppData\Local\Temp\6feb210ca1195f13a5e0cc25ac0f60a0_NEAS.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3928
          • C:\Windows\SysWOW64\uxsoaneav.exe
            "C:\Windows\system32\uxsoaneav.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4960
            • C:\Windows\SysWOW64\uxsoaneav.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:828

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\evsoamon.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\ougnatoad.exe

        Filesize

        73KB

        MD5

        b2ad0b4a8fcd3927650c1da547317a3a

        SHA1

        a277592a6f0a9a5de7b5e4508088c888ffa91cfa

        SHA256

        ad4200f8bf16a746de62166f30a8dfd7112f3b6425f73db0e26285b70f42e76f

        SHA512

        87a93dbc93b92fe9c82cfecff4c85dbdbb4759ee10ee57e5becc77f75ffe49ebc1afd720ed1f6669a3194ebd6f419385d7accb8c75690574283dba9dd4a59862

      • C:\Windows\SysWOW64\uddadop-axum.exe

        Filesize

        74KB

        MD5

        f701c476fa65254580321f455dc7f3ba

        SHA1

        3d88420be83a441f0961f5b2b0238ebb233680d3

        SHA256

        9568f8d96f8d4d077e7de352c18f331ee23aa8a326a0da5523e47fbb6f595d68

        SHA512

        d97d34312688ed9cc050f8922efa18576975b1502b96880b7bca5e5a001bfe09b7c9764aa24da7b1168ca1fede4c7ced1811babfb4a7164a044dd0456e3b63eb

      • C:\Windows\SysWOW64\uxsoaneav.exe

        Filesize

        71KB

        MD5

        6feb210ca1195f13a5e0cc25ac0f60a0

        SHA1

        b7eda82234303079c82bcf8a19821160f6fb57fa

        SHA256

        3e65c67ea9969ef8a72a2876a335f8eb943da82ea9600615ed13f3235524265d

        SHA512

        0fecfa004882d7e2483d52b109b73d50ffe354179ed6ec30b3b775d9948391639505578bf55e5040423cabec751f0fda65eedc4835858ca73e15382c144ce5bf

      • memory/828-50-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3928-6-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4960-49-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB