Analysis

  • max time kernel
    133s
  • max time network
    138s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    26-04-2024 15:31

General

  • Target

    f99d58e3de7ac7d4985d1eeace333de5e54aae8bbbfc125023b29bc7f61a50ba.exe

  • Size

    451KB

  • MD5

    1e746440527c78c82b2d5219f7e00c5c

  • SHA1

    310c308ee3c614ef899c4af092b0ca2b3d85e813

  • SHA256

    f99d58e3de7ac7d4985d1eeace333de5e54aae8bbbfc125023b29bc7f61a50ba

  • SHA512

    bd590017dbcedc1a7a64cbbc173814a0b0445421baa7df9f55c262423f1509e16fd81ef6fb21ea1567569a567abe5af7fe437732a93a9bffd8599eadaaf5dd42

  • SSDEEP

    12288:ZNI1VGWZEjAGz5QJKKQCX7U/iPIkV38/PQAXycBy:2N0z5QMQLU/iPIQ8nTycBy

Malware Config

Signatures

  • Detect ZGRat V1 3 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f99d58e3de7ac7d4985d1eeace333de5e54aae8bbbfc125023b29bc7f61a50ba.exe
    "C:\Users\Admin\AppData\Local\Temp\f99d58e3de7ac7d4985d1eeace333de5e54aae8bbbfc125023b29bc7f61a50ba.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\Users\Admin\AppData\Local\Temp\u27s.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u27s.0.exe"
      2⤵
      • Executes dropped EXE
      PID:2900
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 1376
        3⤵
        • Program crash
        PID:2212
    • C:\Users\Admin\AppData\Local\Temp\u27s.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u27s.2\run.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1892
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\SysWOW64\cmd.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2108
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:3092
    • C:\Users\Admin\AppData\Local\Temp\u27s.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u27s.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
        "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3832
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 1164
      2⤵
      • Program crash
      PID:4064
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2900 -ip 2900
    1⤵
      PID:4320
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2872 -ip 2872
      1⤵
        PID:3864

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\a41d3c1f

        Filesize

        1.4MB

        MD5

        7becb87f2b13f65371e842379cadeaf5

        SHA1

        b23e1b81da1b2f9fadaf14951631da8acbc25005

        SHA256

        6538bb5eef0020d3d2c722e1d70e8895300db42fb6db4d5aeb3f2a8704eef1f8

        SHA512

        d0b913cab5d8965fb60b835f5506a7702ccb43edd3cb7c09b6762452386d900b0c45d58f1e7060f5f4b3e8aec2de9bb7c311f1510532b3cb7e2175f8e217b3f4

      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

        Filesize

        2KB

        MD5

        02ed3bf686835646d9cfdd4188a2980b

        SHA1

        505b6fed202d4d09e6ac43366bc7d295748915b8

        SHA256

        d78f480d3f8ab9a06761277f89822ae94dd2d85b7db3e7ff446171be9efc3000

        SHA512

        6ac1ac899c2c6f8880a52a84ceec683822ec5ab5295ebd4b57d44543e103f4b6b7564e1ba0512d4114f2b7273c298dfe7a6bbc1914ecbbf60cc0affec31526a6

      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

        Filesize

        3KB

        MD5

        45d3e155afbd3a5e4f3f5b1a9b678b53

        SHA1

        4d6632bf211a4950a5206a87836760583c3a8fc4

        SHA256

        1c0e8280e5317d4942b7f68eb48c94536fd2b66d9287e2a3937404256c4b7835

        SHA512

        781eac56d17037453f6adb653ad286f50e04d51c3b45266c02318778aba6b83bdc9f93654ca8d4e3d5f99943fd02d3e2c11bf328a3dc2cc260591d63b9f03e0f

      • C:\Users\Admin\AppData\Local\Temp\tmpED9E.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmpEDC0.tmp

        Filesize

        20KB

        MD5

        22be08f683bcc01d7a9799bbd2c10041

        SHA1

        2efb6041cf3d6e67970135e592569c76fc4c41de

        SHA256

        451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

        SHA512

        0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

      • C:\Users\Admin\AppData\Local\Temp\u27s.0.exe

        Filesize

        307KB

        MD5

        40e72b81b550d8f49adf3d335d555c70

        SHA1

        fa577a79ca5082a47e2e30b4e5bd057ad8de4908

        SHA256

        ec5bf9c4410dc4d8d6a6b02e32b082f3beb745fa12ae3a3a45b21eade2fa7861

        SHA512

        9d76e23f7fb4f6513d2ba7a19dfa36d1071ff3144e3a403414301c805e5f92816c55cc522b4a05cf2bed088594d1d643f1885b02347ac40b036241381ffdf19d

      • C:\Users\Admin\AppData\Local\Temp\u27s.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u27s.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u27s.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u27s.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u27s.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u27s.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u27s.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1892-99-0x00000000728B0000-0x0000000072A2D000-memory.dmp

        Filesize

        1.5MB

      • memory/1892-100-0x00007FF9E9400000-0x00007FF9E9609000-memory.dmp

        Filesize

        2.0MB

      • memory/1892-127-0x00000000728B0000-0x0000000072A2D000-memory.dmp

        Filesize

        1.5MB

      • memory/2108-191-0x00000000728B0000-0x0000000072A2D000-memory.dmp

        Filesize

        1.5MB

      • memory/2108-145-0x00007FF9E9400000-0x00007FF9E9609000-memory.dmp

        Filesize

        2.0MB

      • memory/2788-156-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/2788-159-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/2872-1-0x00000000042C0000-0x00000000043C0000-memory.dmp

        Filesize

        1024KB

      • memory/2872-122-0x0000000000400000-0x0000000004061000-memory.dmp

        Filesize

        60.4MB

      • memory/2872-121-0x0000000005DA0000-0x0000000005E0D000-memory.dmp

        Filesize

        436KB

      • memory/2872-3-0x0000000000400000-0x0000000004061000-memory.dmp

        Filesize

        60.4MB

      • memory/2872-2-0x0000000005DA0000-0x0000000005E0D000-memory.dmp

        Filesize

        436KB

      • memory/2900-13-0x0000000000400000-0x000000000403D000-memory.dmp

        Filesize

        60.2MB

      • memory/3092-202-0x00000000058C0000-0x00000000058CA000-memory.dmp

        Filesize

        40KB

      • memory/3092-204-0x00000000065C0000-0x00000000065DE000-memory.dmp

        Filesize

        120KB

      • memory/3092-203-0x0000000006A40000-0x0000000006F6C000-memory.dmp

        Filesize

        5.2MB

      • memory/3092-205-0x0000000006690000-0x00000000066F6000-memory.dmp

        Filesize

        408KB

      • memory/3092-224-0x0000000007EA0000-0x0000000007EAA000-memory.dmp

        Filesize

        40KB

      • memory/3092-200-0x00000000059B0000-0x0000000005A26000-memory.dmp

        Filesize

        472KB

      • memory/3092-201-0x0000000005930000-0x0000000005980000-memory.dmp

        Filesize

        320KB

      • memory/3092-199-0x0000000005B00000-0x0000000005CC2000-memory.dmp

        Filesize

        1.8MB

      • memory/3092-198-0x0000000005E60000-0x0000000006406000-memory.dmp

        Filesize

        5.6MB

      • memory/3092-197-0x00000000057E0000-0x0000000005872000-memory.dmp

        Filesize

        584KB

      • memory/3092-196-0x0000000001100000-0x00000000011C6000-memory.dmp

        Filesize

        792KB

      • memory/3092-193-0x0000000072E50000-0x0000000074167000-memory.dmp

        Filesize

        19.1MB

      • memory/3832-167-0x000001C5EFAA0000-0x000001C5EFACA000-memory.dmp

        Filesize

        168KB

      • memory/3832-179-0x000001C5F40A0000-0x000001C5F40D8000-memory.dmp

        Filesize

        224KB

      • memory/3832-182-0x000001C5F4A10000-0x000001C5F4A32000-memory.dmp

        Filesize

        136KB

      • memory/3832-181-0x000001C5F4A00000-0x000001C5F4A0A000-memory.dmp

        Filesize

        40KB

      • memory/3832-183-0x000001C5F4F60000-0x000001C5F5488000-memory.dmp

        Filesize

        5.2MB

      • memory/3832-186-0x000001C5F47D0000-0x000001C5F4820000-memory.dmp

        Filesize

        320KB

      • memory/3832-187-0x000001C5F4780000-0x000001C5F478C000-memory.dmp

        Filesize

        48KB

      • memory/3832-188-0x000001C5F4820000-0x000001C5F4842000-memory.dmp

        Filesize

        136KB

      • memory/3832-189-0x000001C5F4850000-0x000001C5F486E000-memory.dmp

        Filesize

        120KB

      • memory/3832-180-0x000001C5F4070000-0x000001C5F407E000-memory.dmp

        Filesize

        56KB

      • memory/3832-178-0x000001C5F4760000-0x000001C5F4768000-memory.dmp

        Filesize

        32KB

      • memory/3832-172-0x000001C5D6CB0000-0x000001C5D6CBA000-memory.dmp

        Filesize

        40KB

      • memory/3832-176-0x000001C5EFD60000-0x000001C5F0060000-memory.dmp

        Filesize

        3.0MB

      • memory/3832-168-0x000001C5EFAD0000-0x000001C5EFB82000-memory.dmp

        Filesize

        712KB

      • memory/3832-169-0x000001C5EFB80000-0x000001C5EFBFA000-memory.dmp

        Filesize

        488KB

      • memory/3832-170-0x000001C5EFC00000-0x000001C5EFC62000-memory.dmp

        Filesize

        392KB

      • memory/3832-171-0x000001C5EFCE0000-0x000001C5EFD56000-memory.dmp

        Filesize

        472KB

      • memory/3832-166-0x000001C5EFA60000-0x000001C5EFA6A000-memory.dmp

        Filesize

        40KB

      • memory/3832-165-0x000001C5EF590000-0x000001C5EF5B4000-memory.dmp

        Filesize

        144KB

      • memory/3832-164-0x000001C5EF4E0000-0x000001C5EF4F4000-memory.dmp

        Filesize

        80KB

      • memory/3832-162-0x000001C5D6C90000-0x000001C5D6CA0000-memory.dmp

        Filesize

        64KB

      • memory/3832-163-0x000001C5EF4F0000-0x000001C5EF4FC000-memory.dmp

        Filesize

        48KB

      • memory/3832-161-0x000001C5EF7B0000-0x000001C5EF8C0000-memory.dmp

        Filesize

        1.1MB

      • memory/3832-160-0x000001C5D1770000-0x000001C5D5068000-memory.dmp

        Filesize

        57.0MB