Analysis

  • max time kernel
    136s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 02:05

General

  • Target

    d83011dec2bbee77269f3b84f65ab094c77615e6a1f25266f7f7705eb2ce99b5.exe

  • Size

    452KB

  • MD5

    02abedd1d0aedda2c4ea7a7fabdf9895

  • SHA1

    7e78b92c0ae7e4b575f0824062714ce774bd2bf9

  • SHA256

    d83011dec2bbee77269f3b84f65ab094c77615e6a1f25266f7f7705eb2ce99b5

  • SHA512

    daf5f3a3651e62a74a0bd4e7fd10e9f2a52f83d00285ccae4bb76700b5cc2f3e3a2fad6fd71426d6d4b4521efab3f52ff18f1113beaf0a061c70a5c0db5cae17

  • SSDEEP

    6144:yqLtuGCSTaLZ4Bz5iNrmY4+wqKKxsnF4rclsMoSkRywnQts4la:yWtrlXI14qdxsn7T14N4la

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.62

Attributes
  • url_path

    /902e53a07830e030.php

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#.

  • Detect binaries embedding considerable number of MFA browser extension IDs. 3 IoCs
  • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 3 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 3 IoCs
  • Detects encrypted or obfuscated .NET executables 1 IoCs
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 31 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\d83011dec2bbee77269f3b84f65ab094c77615e6a1f25266f7f7705eb2ce99b5.exe
    "C:\Users\Admin\AppData\Local\Temp\d83011dec2bbee77269f3b84f65ab094c77615e6a1f25266f7f7705eb2ce99b5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4836
    • C:\Users\Admin\AppData\Local\Temp\u3qc.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3qc.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:1896
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1896 -s 2328
        3⤵
        • Program crash
        PID:432
    • C:\Users\Admin\AppData\Local\Temp\u3qc.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u3qc.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:3292
      • 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:4444
        • 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:3796
    • C:\Users\Admin\AppData\Local\Temp\u3qc.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u3qc.3.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3772
      • 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:4856
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 1152
      2⤵
      • Program crash
      PID:3628
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4836 -ip 4836
    1⤵
      PID:4264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1896 -ip 1896
      1⤵
        PID:4608

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Are.docx

        Filesize

        11KB

        MD5

        a33e5b189842c5867f46566bdbf7a095

        SHA1

        e1c06359f6a76da90d19e8fd95e79c832edb3196

        SHA256

        5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

        SHA512

        f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

      • C:\ProgramData\mozglue.dll

        Filesize

        593KB

        MD5

        c8fd9be83bc728cc04beffafc2907fe9

        SHA1

        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

        SHA256

        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

        SHA512

        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

      • C:\ProgramData\nss3.dll

        Filesize

        2.0MB

        MD5

        1cc453cdf74f31e4d913ff9c10acdde2

        SHA1

        6e85eae544d6e965f15fa5c39700fa7202f3aafe

        SHA256

        ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

        SHA512

        dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

      • C:\Users\Admin\AppData\Local\Temp\c201233d

        Filesize

        1.4MB

        MD5

        f91880069c0fad4f06bb11e1ab5c5fba

        SHA1

        97a675ba533deea5922d03b046bf47c7d52afc45

        SHA256

        c9c9bd005dde05491ac7f08eb0ce7daf50ab17620a6effe4c1e1e57f2459148c

        SHA512

        6adecb59528e3d805a43e1f71446a118571057be7580cf4afe233be4c6d9fb7f75c81a37dcaddf5c55fc9f346c15140e65c278c0a235f4a8598c8b3cd65080ac

      • C:\Users\Admin\AppData\Local\Temp\tmpE31D.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmpE34F.tmp

        Filesize

        20KB

        MD5

        49693267e0adbcd119f9f5e02adf3a80

        SHA1

        3ba3d7f89b8ad195ca82c92737e960e1f2b349df

        SHA256

        d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

        SHA512

        b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

      • C:\Users\Admin\AppData\Local\Temp\u3qc.0.exe

        Filesize

        226KB

        MD5

        f85ca7da4201921c93b98f6555f3d7b7

        SHA1

        523891e3e23bb45a52e402b6282f70f9e17cde9c

        SHA256

        eeaa177b0bc2d85cf8b416c2ed3b85fd50bd7c811bf41a32d161a10a767c2fda

        SHA512

        1b8220fe954799fbc43a702a1c508beff390c3f5a58e8e50e3c5ccce48459ec3a25df395f041f722cb67b0eb6c31013239f58a8b947e60344d15ce0c56e9cb17

      • C:\Users\Admin\AppData\Local\Temp\u3qc.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u3qc.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u3qc.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u3qc.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u3qc.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u3qc.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u3qc.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1896-106-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/1896-261-0x0000000000400000-0x000000000083A000-memory.dmp

        Filesize

        4.2MB

      • memory/1896-146-0x0000000000400000-0x000000000083A000-memory.dmp

        Filesize

        4.2MB

      • memory/1896-105-0x0000000000850000-0x0000000000950000-memory.dmp

        Filesize

        1024KB

      • memory/1896-191-0x0000000000400000-0x000000000083A000-memory.dmp

        Filesize

        4.2MB

      • memory/3292-139-0x0000000073080000-0x00000000731FB000-memory.dmp

        Filesize

        1.5MB

      • memory/3292-99-0x00007FF906A70000-0x00007FF906C65000-memory.dmp

        Filesize

        2.0MB

      • memory/3292-98-0x0000000073080000-0x00000000731FB000-memory.dmp

        Filesize

        1.5MB

      • memory/3772-223-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/3796-280-0x00000000062F0000-0x000000000681C000-memory.dmp

        Filesize

        5.2MB

      • memory/3796-275-0x0000000005710000-0x0000000005CB4000-memory.dmp

        Filesize

        5.6MB

      • memory/3796-268-0x0000000071B50000-0x0000000072DA4000-memory.dmp

        Filesize

        18.3MB

      • memory/3796-273-0x00000000009A0000-0x0000000000A66000-memory.dmp

        Filesize

        792KB

      • memory/3796-274-0x00000000050C0000-0x0000000005152000-memory.dmp

        Filesize

        584KB

      • memory/3796-282-0x0000000005EF0000-0x0000000005F56000-memory.dmp

        Filesize

        408KB

      • memory/3796-281-0x0000000005E00000-0x0000000005E1E000-memory.dmp

        Filesize

        120KB

      • memory/3796-276-0x0000000005330000-0x00000000054F2000-memory.dmp

        Filesize

        1.8MB

      • memory/3796-279-0x0000000005060000-0x000000000506A000-memory.dmp

        Filesize

        40KB

      • memory/3796-277-0x00000000051E0000-0x0000000005256000-memory.dmp

        Filesize

        472KB

      • memory/3796-278-0x0000000005180000-0x00000000051D0000-memory.dmp

        Filesize

        320KB

      • memory/4444-153-0x00007FF906A70000-0x00007FF906C65000-memory.dmp

        Filesize

        2.0MB

      • memory/4444-254-0x0000000073080000-0x00000000731FB000-memory.dmp

        Filesize

        1.5MB

      • memory/4836-1-0x0000000001A90000-0x0000000001B90000-memory.dmp

        Filesize

        1024KB

      • memory/4836-2-0x0000000003670000-0x00000000036DD000-memory.dmp

        Filesize

        436KB

      • memory/4836-170-0x0000000000400000-0x0000000001A3C000-memory.dmp

        Filesize

        22.2MB

      • memory/4836-3-0x0000000000400000-0x0000000001A3C000-memory.dmp

        Filesize

        22.2MB

      • memory/4836-145-0x0000000000400000-0x0000000001A3C000-memory.dmp

        Filesize

        22.2MB

      • memory/4856-242-0x000002B6F9130000-0x000002B6F913A000-memory.dmp

        Filesize

        40KB

      • memory/4856-257-0x000002B6FDA50000-0x000002B6FDA5E000-memory.dmp

        Filesize

        56KB

      • memory/4856-256-0x000002B6FDA90000-0x000002B6FDAC8000-memory.dmp

        Filesize

        224KB

      • memory/4856-259-0x000002B680B00000-0x000002B680B22000-memory.dmp

        Filesize

        136KB

      • memory/4856-258-0x000002B680D80000-0x000002B680D8A000-memory.dmp

        Filesize

        40KB

      • memory/4856-260-0x000002B6812C0000-0x000002B6817E8000-memory.dmp

        Filesize

        5.2MB

      • memory/4856-255-0x000002B6FDA40000-0x000002B6FDA48000-memory.dmp

        Filesize

        32KB

      • memory/4856-265-0x000002B680B20000-0x000002B680B2C000-memory.dmp

        Filesize

        48KB

      • memory/4856-264-0x000002B6FDF40000-0x000002B6FDF90000-memory.dmp

        Filesize

        320KB

      • memory/4856-266-0x000002B6F9AC0000-0x000002B6F9AE2000-memory.dmp

        Filesize

        136KB

      • memory/4856-252-0x000002B6F9790000-0x000002B6F9A90000-memory.dmp

        Filesize

        3.0MB

      • memory/4856-271-0x000002B6F9AF0000-0x000002B6F9B0E000-memory.dmp

        Filesize

        120KB

      • memory/4856-248-0x000002B6F91F0000-0x000002B6F91FA000-memory.dmp

        Filesize

        40KB

      • memory/4856-247-0x000002B6F9710000-0x000002B6F9786000-memory.dmp

        Filesize

        472KB

      • memory/4856-246-0x000002B6F9630000-0x000002B6F9692000-memory.dmp

        Filesize

        392KB

      • memory/4856-245-0x000002B6F9590000-0x000002B6F960A000-memory.dmp

        Filesize

        488KB

      • memory/4856-244-0x000002B6F9200000-0x000002B6F922A000-memory.dmp

        Filesize

        168KB

      • memory/4856-243-0x000002B6F9140000-0x000002B6F91F2000-memory.dmp

        Filesize

        712KB

      • memory/4856-241-0x000002B6F9100000-0x000002B6F9124000-memory.dmp

        Filesize

        144KB

      • memory/4856-239-0x000002B6F9090000-0x000002B6F90A4000-memory.dmp

        Filesize

        80KB

      • memory/4856-238-0x000002B6F90A0000-0x000002B6F90AC000-memory.dmp

        Filesize

        48KB

      • memory/4856-237-0x000002B6F9080000-0x000002B6F9090000-memory.dmp

        Filesize

        64KB

      • memory/4856-236-0x000002B6F9340000-0x000002B6F9450000-memory.dmp

        Filesize

        1.1MB

      • memory/4856-227-0x000002B6D9A30000-0x000002B6DD328000-memory.dmp

        Filesize

        57.0MB