Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29-04-2024 15:52

General

  • Target

    ab4a39238893e8ebb15bfff5f08a2236b41aec1d729b3f41519fd550ead7f63e.exe

  • Size

    347KB

  • MD5

    196e6ff6cc4c5d78182ef143d1fd47a7

  • SHA1

    fa61df2b9b93b87fa10704f58c1cc01ecd2b7c7e

  • SHA256

    ab4a39238893e8ebb15bfff5f08a2236b41aec1d729b3f41519fd550ead7f63e

  • SHA512

    0abf77d9d12a976b02f1137fe7c66f4276f84af430327d142e333a3597edd288773d3a130e624afd5f088e78ae41964ba0042464687b35beb094b8f7ee2f010d

  • SSDEEP

    6144:P1SlGfYPq0CBuE7ksjf4chEbx0v4DOfJMiV8gbmRCDFhr19s21i6:sPucEQmPGbxqelgTbMsk21i6

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.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#.

  • Downloads MZ/PE file
  • 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 30 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\ab4a39238893e8ebb15bfff5f08a2236b41aec1d729b3f41519fd550ead7f63e.exe
    "C:\Users\Admin\AppData\Local\Temp\ab4a39238893e8ebb15bfff5f08a2236b41aec1d729b3f41519fd550ead7f63e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\u19c.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u19c.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3544
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 2476
        3⤵
        • Program crash
        PID:4644
    • C:\Users\Admin\AppData\Local\Temp\u19c.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u19c.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:2772
      • 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:3140
        • 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:2148
    • C:\Users\Admin\AppData\Local\Temp\u19c.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u19c.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1428
      • 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:3188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 1164
      2⤵
      • Program crash
      PID:460
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1632 -ip 1632
    1⤵
      PID:2136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3544 -ip 3544
      1⤵
        PID:4600

      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\fafc98b7

        Filesize

        1.4MB

        MD5

        bb7d5fa45a74fcd4a07d009815a4b24c

        SHA1

        e43a20181d2e3d1bfdcf6ee65d5e97cd1ff4ada4

        SHA256

        07f4d8fdb4a4a9992a97fce29b275b084a805caaeee718d4d6852ee7d67f55ea

        SHA512

        9b2d963331161dc3b831f1ca89ce29af974ab5c8912f263ea3c787947162ec354d9a20e79f0463f976346a2a35a95e5acb19f6d56dd5dab80f483de26f0fbda5

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

        Filesize

        2KB

        MD5

        1f9448dd84bf9a8c46bab53ec5f791ff

        SHA1

        3c06d4300d32a6e2d60f9a03e0580ae7f2fc9747

        SHA256

        5f17fa6025c63ab8686ce70fe40d048da3b06c649e24ae0dff19ef87d375e986

        SHA512

        dc43adbf6215a16d684ba1195f48a60094eae5d98213f752e12ae49450d6886aee31e656aebbf42020cfdb3e5daa5ac98225a81760cb9fa1190268e6ad08486d

      • C:\Users\Admin\AppData\Local\Temp\tmp1086.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmp10A9.tmp

        Filesize

        20KB

        MD5

        22be08f683bcc01d7a9799bbd2c10041

        SHA1

        2efb6041cf3d6e67970135e592569c76fc4c41de

        SHA256

        451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

        SHA512

        0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

      • C:\Users\Admin\AppData\Local\Temp\u19c.0.exe

        Filesize

        203KB

        MD5

        a124616d409f0404a945b001df5d0638

        SHA1

        be0add9636281cfeb709325c20fe67612ed05e24

        SHA256

        25096c893fd3303edf71650914517d1d1003c9f1a44f3c1032585b717f56e998

        SHA512

        475b5c4bb117029600106c95f7b21647cd2633c5083db64747c569e4c5b8de9c6db07e4f5317a52e5739c003cb13d0ff26ad73df86f3ccd2332f0e20f8adeea9

      • C:\Users\Admin\AppData\Local\Temp\u19c.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u19c.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u19c.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u19c.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u19c.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u19c.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u19c.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1428-146-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1428-158-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1632-124-0x0000000000400000-0x0000000002B15000-memory.dmp

        Filesize

        39.1MB

      • memory/1632-6-0x0000000000400000-0x0000000002B15000-memory.dmp

        Filesize

        39.1MB

      • memory/1632-3-0x0000000000400000-0x0000000002B15000-memory.dmp

        Filesize

        39.1MB

      • memory/1632-2-0x0000000004930000-0x000000000499D000-memory.dmp

        Filesize

        436KB

      • memory/1632-125-0x0000000004930000-0x000000000499D000-memory.dmp

        Filesize

        436KB

      • memory/1632-1-0x0000000002EB0000-0x0000000002FB0000-memory.dmp

        Filesize

        1024KB

      • memory/2148-231-0x0000000005B30000-0x0000000005BC2000-memory.dmp

        Filesize

        584KB

      • memory/2148-234-0x0000000005C50000-0x0000000005CC6000-memory.dmp

        Filesize

        472KB

      • memory/2148-230-0x0000000001330000-0x00000000013F6000-memory.dmp

        Filesize

        792KB

      • memory/2148-232-0x0000000006180000-0x0000000006726000-memory.dmp

        Filesize

        5.6MB

      • memory/2148-233-0x0000000005DA0000-0x0000000005F62000-memory.dmp

        Filesize

        1.8MB

      • memory/2148-258-0x0000000008170000-0x000000000817A000-memory.dmp

        Filesize

        40KB

      • memory/2148-239-0x0000000006930000-0x0000000006996000-memory.dmp

        Filesize

        408KB

      • memory/2148-238-0x0000000006860000-0x000000000687E000-memory.dmp

        Filesize

        120KB

      • memory/2148-237-0x0000000006D60000-0x000000000728C000-memory.dmp

        Filesize

        5.2MB

      • memory/2148-236-0x0000000005AC0000-0x0000000005ACA000-memory.dmp

        Filesize

        40KB

      • memory/2148-193-0x0000000071220000-0x0000000072537000-memory.dmp

        Filesize

        19.1MB

      • memory/2148-235-0x0000000005CD0000-0x0000000005D20000-memory.dmp

        Filesize

        320KB

      • memory/2772-126-0x0000000072800000-0x000000007297D000-memory.dmp

        Filesize

        1.5MB

      • memory/2772-100-0x00007FF85AEE0000-0x00007FF85B0E9000-memory.dmp

        Filesize

        2.0MB

      • memory/2772-99-0x0000000072800000-0x000000007297D000-memory.dmp

        Filesize

        1.5MB

      • memory/3140-190-0x0000000072800000-0x000000007297D000-memory.dmp

        Filesize

        1.5MB

      • memory/3140-144-0x00007FF85AEE0000-0x00007FF85B0E9000-memory.dmp

        Filesize

        2.0MB

      • memory/3188-177-0x0000025D765B0000-0x0000025D765B8000-memory.dmp

        Filesize

        32KB

      • memory/3188-187-0x0000025D776E0000-0x0000025D77702000-memory.dmp

        Filesize

        136KB

      • memory/3188-175-0x0000025D72980000-0x0000025D72C80000-memory.dmp

        Filesize

        3.0MB

      • memory/3188-185-0x0000025D77410000-0x0000025D77460000-memory.dmp

        Filesize

        320KB

      • memory/3188-171-0x0000025D580D0000-0x0000025D580DA000-memory.dmp

        Filesize

        40KB

      • memory/3188-188-0x0000025D773F0000-0x0000025D7740E000-memory.dmp

        Filesize

        120KB

      • memory/3188-161-0x0000025D58110000-0x0000025D58120000-memory.dmp

        Filesize

        64KB

      • memory/3188-162-0x0000025D72160000-0x0000025D7216C000-memory.dmp

        Filesize

        48KB

      • memory/3188-179-0x0000025D765D0000-0x0000025D765DE000-memory.dmp

        Filesize

        56KB

      • memory/3188-163-0x0000025D581A0000-0x0000025D581B4000-memory.dmp

        Filesize

        80KB

      • memory/3188-164-0x0000025D721C0000-0x0000025D721E4000-memory.dmp

        Filesize

        144KB

      • memory/3188-168-0x0000025D727A0000-0x0000025D7281A000-memory.dmp

        Filesize

        488KB

      • memory/3188-160-0x0000025D723E0000-0x0000025D724F0000-memory.dmp

        Filesize

        1.1MB

      • memory/3188-180-0x0000025D76D30000-0x0000025D76D3A000-memory.dmp

        Filesize

        40KB

      • memory/3188-186-0x0000025D76D40000-0x0000025D76D4C000-memory.dmp

        Filesize

        48KB

      • memory/3188-182-0x0000025D778F0000-0x0000025D77E18000-memory.dmp

        Filesize

        5.2MB

      • memory/3188-178-0x0000025D76CD0000-0x0000025D76D08000-memory.dmp

        Filesize

        224KB

      • memory/3188-170-0x0000025D72900000-0x0000025D72976000-memory.dmp

        Filesize

        472KB

      • memory/3188-169-0x0000025D72820000-0x0000025D72882000-memory.dmp

        Filesize

        392KB

      • memory/3188-167-0x0000025D72520000-0x0000025D7254A000-memory.dmp

        Filesize

        168KB

      • memory/3188-166-0x0000025D726F0000-0x0000025D727A2000-memory.dmp

        Filesize

        712KB

      • memory/3188-159-0x0000025D54370000-0x0000025D57C68000-memory.dmp

        Filesize

        57.0MB

      • memory/3188-181-0x0000025D773A0000-0x0000025D773C2000-memory.dmp

        Filesize

        136KB

      • memory/3188-165-0x0000025D72500000-0x0000025D7250A000-memory.dmp

        Filesize

        40KB

      • memory/3544-262-0x0000000000400000-0x0000000002AF0000-memory.dmp

        Filesize

        38.9MB

      • memory/3544-198-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/3544-196-0x0000000000400000-0x0000000002AF0000-memory.dmp

        Filesize

        38.9MB

      • memory/3544-191-0x0000000002C80000-0x0000000002D80000-memory.dmp

        Filesize

        1024KB

      • memory/3544-297-0x0000000000400000-0x0000000002AF0000-memory.dmp

        Filesize

        38.9MB