Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    26-04-2024 18:30

General

  • Target

    285ddca9d09a6bd8cc1e0159962d7f899ef47118575bd0ff2c0a4959f8c457eb.exe

  • Size

    449KB

  • MD5

    20a0a1688a5e7b415c5205993ab9ebd8

  • SHA1

    bebd94aeb7c85496a7015d81cd4cc0aa12f2290e

  • SHA256

    285ddca9d09a6bd8cc1e0159962d7f899ef47118575bd0ff2c0a4959f8c457eb

  • SHA512

    2c45ce8eacf486b8006aa7d11656483fad200fec263426d4caee5a4ecdf8ff819248a0a1916821384b8cfe0a672ccb216a9578613561a29608f4256464e51713

  • SSDEEP

    12288:Gb9GpjRN3YUOlgHCmVgNZM4bqkQAXHYKW:Xjf3YUOeO7BFTHYp

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 25 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 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\285ddca9d09a6bd8cc1e0159962d7f899ef47118575bd0ff2c0a4959f8c457eb.exe
    "C:\Users\Admin\AppData\Local\Temp\285ddca9d09a6bd8cc1e0159962d7f899ef47118575bd0ff2c0a4959f8c457eb.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3376
    • C:\Users\Admin\AppData\Local\Temp\u2ls.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2ls.0.exe"
      2⤵
      • Executes dropped EXE
      PID:4124
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4124 -s 1364
        3⤵
        • Program crash
        PID:788
    • C:\Users\Admin\AppData\Local\Temp\u2ls.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u2ls.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:3472
      • 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:1704
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:900
    • C:\Users\Admin\AppData\Local\Temp\u2ls.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u2ls.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1632
      • 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:3080
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3376 -s 1156
      2⤵
      • Program crash
      PID:244
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4124 -ip 4124
    1⤵
      PID:3812
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3376 -ip 3376
      1⤵
        PID:2124

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\c289f186

        Filesize

        1.4MB

        MD5

        59b9168c92681a2adee8d07398210450

        SHA1

        67c49fc83633ea39bd660e916a25a0e87222d2aa

        SHA256

        25db7e510208b23c033722917ced1ef262a646d11d20da0b473002b5704ed2a0

        SHA512

        dcfe9a2b540e6d412d73de25df2125c0be590393513adf4aa03cd4f7451e9e35f4a3d67bde5e98f9993370dde9f9a04b55cc94e1d4244a209b3c997f383d2faf

      • C:\Users\Admin\AppData\Local\Temp\tmpEE88.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmpEE9B.tmp

        Filesize

        20KB

        MD5

        22be08f683bcc01d7a9799bbd2c10041

        SHA1

        2efb6041cf3d6e67970135e592569c76fc4c41de

        SHA256

        451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

        SHA512

        0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

      • C:\Users\Admin\AppData\Local\Temp\u2ls.0.exe

        Filesize

        305KB

        MD5

        c13b5f69beeab544ed5866c1408e4823

        SHA1

        d813820f26dc47050499187cc7139a2b5d325090

        SHA256

        2645bea90f70b70e06d552bb1237ff59f453a22a0b2677ed2e8e2ff39c2fa4c7

        SHA512

        22356b6c3c482ab0fb7f1bbaad99f7af19014b043916305f5885a7a1a01893d426f931bd1e7447544b8325458d7a6daa26c2371c2b863fbe6bb5d17ddfe67377

      • C:\Users\Admin\AppData\Local\Temp\u2ls.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u2ls.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u2ls.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u2ls.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u2ls.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u2ls.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u2ls.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/900-200-0x0000000005A20000-0x0000000005A96000-memory.dmp

        Filesize

        472KB

      • memory/900-198-0x0000000005FD0000-0x0000000006576000-memory.dmp

        Filesize

        5.6MB

      • memory/900-203-0x0000000006BB0000-0x00000000070DC000-memory.dmp

        Filesize

        5.2MB

      • memory/900-201-0x0000000005B00000-0x0000000005B50000-memory.dmp

        Filesize

        320KB

      • memory/900-204-0x00000000066D0000-0x00000000066EE000-memory.dmp

        Filesize

        120KB

      • memory/900-205-0x00000000067A0000-0x0000000006806000-memory.dmp

        Filesize

        408KB

      • memory/900-193-0x0000000072A70000-0x0000000073D87000-memory.dmp

        Filesize

        19.1MB

      • memory/900-196-0x0000000001100000-0x00000000011C6000-memory.dmp

        Filesize

        792KB

      • memory/900-197-0x0000000005980000-0x0000000005A12000-memory.dmp

        Filesize

        584KB

      • memory/900-199-0x0000000005CD0000-0x0000000005E92000-memory.dmp

        Filesize

        1.8MB

      • memory/900-202-0x0000000005930000-0x000000000593A000-memory.dmp

        Filesize

        40KB

      • memory/1632-159-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1632-147-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1704-129-0x00007FFD97EA0000-0x00007FFD980A9000-memory.dmp

        Filesize

        2.0MB

      • memory/1704-191-0x00000000724D0000-0x000000007264D000-memory.dmp

        Filesize

        1.5MB

      • memory/3080-167-0x0000018423400000-0x00000184234B2000-memory.dmp

        Filesize

        712KB

      • memory/3080-189-0x0000018428350000-0x000001842836E000-memory.dmp

        Filesize

        120KB

      • memory/3080-169-0x0000018423640000-0x00000184236BA000-memory.dmp

        Filesize

        488KB

      • memory/3080-171-0x00000184237A0000-0x0000018423816000-memory.dmp

        Filesize

        472KB

      • memory/3080-170-0x00000184236C0000-0x0000018423722000-memory.dmp

        Filesize

        392KB

      • memory/3080-172-0x0000018409080000-0x000001840908A000-memory.dmp

        Filesize

        40KB

      • memory/3080-166-0x000001840A900000-0x000001840A90A000-memory.dmp

        Filesize

        40KB

      • memory/3080-176-0x0000018423820000-0x0000018423B20000-memory.dmp

        Filesize

        3.0MB

      • memory/3080-180-0x0000018427BA0000-0x0000018427BAE000-memory.dmp

        Filesize

        56KB

      • memory/3080-179-0x0000018427BD0000-0x0000018427C08000-memory.dmp

        Filesize

        224KB

      • memory/3080-178-0x00000184274D0000-0x00000184274D8000-memory.dmp

        Filesize

        32KB

      • memory/3080-181-0x00000184284E0000-0x00000184284EA000-memory.dmp

        Filesize

        40KB

      • memory/3080-182-0x0000018428260000-0x0000018428282000-memory.dmp

        Filesize

        136KB

      • memory/3080-183-0x0000018428A20000-0x0000018428F48000-memory.dmp

        Filesize

        5.2MB

      • memory/3080-187-0x0000018428280000-0x000001842828C000-memory.dmp

        Filesize

        48KB

      • memory/3080-186-0x00000184282D0000-0x0000018428320000-memory.dmp

        Filesize

        320KB

      • memory/3080-188-0x0000018428320000-0x0000018428342000-memory.dmp

        Filesize

        136KB

      • memory/3080-168-0x0000018423610000-0x000001842363A000-memory.dmp

        Filesize

        168KB

      • memory/3080-165-0x000001840A8D0000-0x000001840A8F4000-memory.dmp

        Filesize

        144KB

      • memory/3080-164-0x000001840A860000-0x000001840A874000-memory.dmp

        Filesize

        80KB

      • memory/3080-161-0x00000184232F0000-0x0000018423400000-memory.dmp

        Filesize

        1.1MB

      • memory/3080-162-0x000001840A850000-0x000001840A860000-memory.dmp

        Filesize

        64KB

      • memory/3080-163-0x000001840A870000-0x000001840A87C000-memory.dmp

        Filesize

        48KB

      • memory/3080-160-0x0000018405250000-0x0000018408B48000-memory.dmp

        Filesize

        57.0MB

      • memory/3376-121-0x0000000000400000-0x0000000004060000-memory.dmp

        Filesize

        60.4MB

      • memory/3376-14-0x0000000000400000-0x0000000004060000-memory.dmp

        Filesize

        60.4MB

      • memory/3376-3-0x0000000000400000-0x0000000004060000-memory.dmp

        Filesize

        60.4MB

      • memory/3376-1-0x0000000004240000-0x0000000004340000-memory.dmp

        Filesize

        1024KB

      • memory/3376-2-0x0000000005DB0000-0x0000000005E1D000-memory.dmp

        Filesize

        436KB

      • memory/3472-122-0x00000000724D0000-0x000000007264D000-memory.dmp

        Filesize

        1.5MB

      • memory/3472-101-0x00007FFD97EA0000-0x00007FFD980A9000-memory.dmp

        Filesize

        2.0MB

      • memory/3472-100-0x00000000724D0000-0x000000007264D000-memory.dmp

        Filesize

        1.5MB

      • memory/4124-13-0x0000000000400000-0x000000000403D000-memory.dmp

        Filesize

        60.2MB