Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    25-04-2024 16:04

General

  • Target

    fcb5d2a31d1461a8c9cc257954b7954fc3f900999cc4d90132c4cf69af5ab861.exe

  • Size

    396KB

  • MD5

    619cad0f77c0c9324d34bd19973fb714

  • SHA1

    3b6193e7d40faf95f9d97419282793fde8e1cfda

  • SHA256

    fcb5d2a31d1461a8c9cc257954b7954fc3f900999cc4d90132c4cf69af5ab861

  • SHA512

    6d429c7c3a77d8db18cc95e10ce9d71e3f445a0e7d155c681937b899cfaf9436879b4ff67a1b10338f79f565975028a89c96d4789bf4839af348a354291d5a28

  • SSDEEP

    6144:4iKdFPyXpDopFPAWs9Q9NEZRXW4XU3XRkocJoH8YOi8HLoa:lj5DqWQ9qZZWCeRTlcYOT8a

Malware Config

Signatures

  • Detect ZGRat V1 3 IoCs
  • SectopRAT

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

  • SectopRAT payload 1 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • 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\fcb5d2a31d1461a8c9cc257954b7954fc3f900999cc4d90132c4cf69af5ab861.exe
    "C:\Users\Admin\AppData\Local\Temp\fcb5d2a31d1461a8c9cc257954b7954fc3f900999cc4d90132c4cf69af5ab861.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4164
    • C:\Users\Admin\AppData\Local\Temp\u37o.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u37o.0.exe"
      2⤵
      • Executes dropped EXE
      PID:2256
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 1096
        3⤵
        • Program crash
        PID:2548
    • C:\Users\Admin\AppData\Local\Temp\u37o.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u37o.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:2988
      • 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:3404
        • 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:1552
    • C:\Users\Admin\AppData\Local\Temp\u37o.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u37o.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3676
      • 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:1200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 1228
      2⤵
      • Program crash
      PID:440
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2256 -ip 2256
    1⤵
      PID:4740
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4164 -ip 4164
      1⤵
        PID:580

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\ee3b2a9d

        Filesize

        1.4MB

        MD5

        cd6fa5ab3f7b37be11b7904a90b63f8c

        SHA1

        6b033fda47fbd91bb15c9e4e2eef23df1000b40b

        SHA256

        a4f16fbc42ebc84970a55ca1c8591634a556d8a3d55def33efc8e38491ff8cc4

        SHA512

        08e9c7a90c41ea8f910f9dfb06ee6dddc7f9ab403b265b41e6fd6714da9ff4750e210a167e49e2386890516daaed7b2b93c25ce4bd93a64e9cd8c81e9fc8e1f5

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

        Filesize

        2KB

        MD5

        ec284b2e2267f53a7a5dcb8ddd4dd5a6

        SHA1

        a84a831ef0e42503947b5b974c989dc817a45510

        SHA256

        523bdea80e23b2b034dccdda6995cbd6dbe51aa4cd8878150731d597cf0a1bc7

        SHA512

        b6afd251cf792f661d81ca1dae02089ed2c50892fd260e9d507fd4b4c30dfd5c1c7d5c0a734cd4f03e6d5447b0622af41cf21e1922cd40ba9f931f8574396f4c

      • C:\Users\Admin\AppData\Local\Temp\tmpD9F2.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmpDA24.tmp

        Filesize

        20KB

        MD5

        22be08f683bcc01d7a9799bbd2c10041

        SHA1

        2efb6041cf3d6e67970135e592569c76fc4c41de

        SHA256

        451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

        SHA512

        0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

      • C:\Users\Admin\AppData\Local\Temp\u37o.0.exe

        Filesize

        253KB

        MD5

        14361b5d78e58d8313b4e049ef183b76

        SHA1

        868daba390ef5d4bf93278a9823069dded94a406

        SHA256

        048ff1635f111d226074f54034d37cb5cba8d636a391e265d0a8bd2ed41dc9d6

        SHA512

        5494023106606649d97a30a51760aa351725c389c3da74c1288fed1fbeca81634698ede7b192d521530119c36170de3866e98efb09ba8c823bf7d9c14bdd2a99

      • C:\Users\Admin\AppData\Local\Temp\u37o.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u37o.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u37o.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u37o.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u37o.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u37o.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u37o.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1200-240-0x00000168FDDA0000-0x00000168FDDAA000-memory.dmp

        Filesize

        40KB

      • memory/1200-229-0x00000168F81B0000-0x00000168F81BA000-memory.dmp

        Filesize

        40KB

      • memory/1200-248-0x00000168F9800000-0x00000168F9822000-memory.dmp

        Filesize

        136KB

      • memory/1200-245-0x00000168F9530000-0x00000168F9580000-memory.dmp

        Filesize

        320KB

      • memory/1200-251-0x00007FF907DD0000-0x00007FF908892000-memory.dmp

        Filesize

        10.8MB

      • memory/1200-246-0x00000168F94E0000-0x00000168F94EC000-memory.dmp

        Filesize

        48KB

      • memory/1200-247-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-242-0x00000168FE2E0000-0x00000168FE808000-memory.dmp

        Filesize

        5.2MB

      • memory/1200-241-0x00000168FDB20000-0x00000168FDB42000-memory.dmp

        Filesize

        136KB

      • memory/1200-252-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-253-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-239-0x00000168FD410000-0x00000168FD41E000-memory.dmp

        Filesize

        56KB

      • memory/1200-238-0x00000168FD440000-0x00000168FD478000-memory.dmp

        Filesize

        224KB

      • memory/1200-236-0x00000168FDB00000-0x00000168FDB08000-memory.dmp

        Filesize

        32KB

      • memory/1200-237-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-235-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-233-0x00000168F90E0000-0x00000168F93E0000-memory.dmp

        Filesize

        3.0MB

      • memory/1200-249-0x00000168F9830000-0x00000168F984E000-memory.dmp

        Filesize

        120KB

      • memory/1200-228-0x00000168F9060000-0x00000168F90D6000-memory.dmp

        Filesize

        472KB

      • memory/1200-226-0x00000168F8F00000-0x00000168F8F7A000-memory.dmp

        Filesize

        488KB

      • memory/1200-227-0x00000168F8F80000-0x00000168F8FE2000-memory.dmp

        Filesize

        392KB

      • memory/1200-225-0x00000168F8ED0000-0x00000168F8EFA000-memory.dmp

        Filesize

        168KB

      • memory/1200-224-0x00000168F8E10000-0x00000168F8EC2000-memory.dmp

        Filesize

        712KB

      • memory/1200-223-0x00000168F8E00000-0x00000168F8E0A000-memory.dmp

        Filesize

        40KB

      • memory/1200-222-0x00000168F8C80000-0x00000168F8CA4000-memory.dmp

        Filesize

        144KB

      • memory/1200-221-0x00000168F89F0000-0x00000168F8A04000-memory.dmp

        Filesize

        80KB

      • memory/1200-220-0x00000168F8A00000-0x00000168F8A0C000-memory.dmp

        Filesize

        48KB

      • memory/1200-219-0x00000168F89D0000-0x00000168F89E0000-memory.dmp

        Filesize

        64KB

      • memory/1200-218-0x00000168F8B10000-0x00000168F8C20000-memory.dmp

        Filesize

        1.1MB

      • memory/1200-217-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-216-0x00000168F2B10000-0x00000168F6408000-memory.dmp

        Filesize

        57.0MB

      • memory/1200-254-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-255-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-256-0x00000168F89E0000-0x00000168F89F0000-memory.dmp

        Filesize

        64KB

      • memory/1200-215-0x00007FF907DD0000-0x00007FF908892000-memory.dmp

        Filesize

        10.8MB

      • memory/1552-145-0x00000000064F0000-0x000000000650E000-memory.dmp

        Filesize

        120KB

      • memory/1552-131-0x00000000054A0000-0x0000000005532000-memory.dmp

        Filesize

        584KB

      • memory/1552-125-0x0000000071750000-0x0000000072A67000-memory.dmp

        Filesize

        19.1MB

      • memory/1552-129-0x0000000000D40000-0x0000000000E06000-memory.dmp

        Filesize

        792KB

      • memory/1552-130-0x00000000732E0000-0x0000000073A91000-memory.dmp

        Filesize

        7.7MB

      • memory/1552-146-0x00000000065C0000-0x0000000006626000-memory.dmp

        Filesize

        408KB

      • memory/1552-132-0x0000000005AF0000-0x0000000006096000-memory.dmp

        Filesize

        5.6MB

      • memory/1552-144-0x00000000069D0000-0x0000000006EFC000-memory.dmp

        Filesize

        5.2MB

      • memory/1552-141-0x0000000005590000-0x00000000055A0000-memory.dmp

        Filesize

        64KB

      • memory/1552-140-0x00000000732E0000-0x0000000073A91000-memory.dmp

        Filesize

        7.7MB

      • memory/1552-137-0x0000000005570000-0x000000000557A000-memory.dmp

        Filesize

        40KB

      • memory/1552-136-0x00000000056F0000-0x0000000005740000-memory.dmp

        Filesize

        320KB

      • memory/1552-135-0x0000000005620000-0x0000000005696000-memory.dmp

        Filesize

        472KB

      • memory/1552-134-0x0000000005770000-0x0000000005932000-memory.dmp

        Filesize

        1.8MB

      • memory/1552-133-0x0000000005590000-0x00000000055A0000-memory.dmp

        Filesize

        64KB

      • memory/2256-16-0x0000000000400000-0x0000000002C22000-memory.dmp

        Filesize

        40.1MB

      • memory/2256-15-0x0000000000400000-0x0000000002C22000-memory.dmp

        Filesize

        40.1MB

      • memory/2256-14-0x00000000030A0000-0x00000000030C7000-memory.dmp

        Filesize

        156KB

      • memory/2256-13-0x0000000002D70000-0x0000000002E70000-memory.dmp

        Filesize

        1024KB

      • memory/2988-112-0x0000000072D30000-0x0000000072EAD000-memory.dmp

        Filesize

        1.5MB

      • memory/2988-103-0x0000000072D30000-0x0000000072EAD000-memory.dmp

        Filesize

        1.5MB

      • memory/2988-104-0x00007FF929B60000-0x00007FF929D69000-memory.dmp

        Filesize

        2.0MB

      • memory/2988-110-0x0000000072D30000-0x0000000072EAD000-memory.dmp

        Filesize

        1.5MB

      • memory/3404-127-0x0000000072D30000-0x0000000072EAD000-memory.dmp

        Filesize

        1.5MB

      • memory/3404-114-0x0000000072D30000-0x0000000072EAD000-memory.dmp

        Filesize

        1.5MB

      • memory/3404-117-0x00007FF929B60000-0x00007FF929D69000-memory.dmp

        Filesize

        2.0MB

      • memory/3404-121-0x0000000072D30000-0x0000000072EAD000-memory.dmp

        Filesize

        1.5MB

      • memory/3404-122-0x0000000072D30000-0x0000000072EAD000-memory.dmp

        Filesize

        1.5MB

      • memory/3676-177-0x0000000002670000-0x0000000002671000-memory.dmp

        Filesize

        4KB

      • memory/3676-211-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/3676-214-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4164-119-0x0000000000400000-0x0000000002C46000-memory.dmp

        Filesize

        40.3MB

      • memory/4164-17-0x0000000000400000-0x0000000002C46000-memory.dmp

        Filesize

        40.3MB

      • memory/4164-1-0x0000000002EA0000-0x0000000002FA0000-memory.dmp

        Filesize

        1024KB

      • memory/4164-182-0x0000000000400000-0x0000000002C46000-memory.dmp

        Filesize

        40.3MB

      • memory/4164-111-0x0000000002EA0000-0x0000000002FA0000-memory.dmp

        Filesize

        1024KB

      • memory/4164-116-0x0000000004B40000-0x0000000004BAD000-memory.dmp

        Filesize

        436KB

      • memory/4164-3-0x0000000000400000-0x0000000002C46000-memory.dmp

        Filesize

        40.3MB

      • memory/4164-2-0x0000000004B40000-0x0000000004BAD000-memory.dmp

        Filesize

        436KB