Resubmissions

29-04-2024 23:38

240429-3mv2qsdg77 10

29-04-2024 19:52

240429-ylvx5abe9s 10

Analysis

  • max time kernel
    144s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-04-2024 19:52

General

  • Target

    19f69ab66f36fec6887b22cd80df485311a63cf71eeb3e76e5824822c64b22f3.exe

  • Size

    347KB

  • MD5

    f22010f23446baebc9bc52f97b0b2df8

  • SHA1

    8f5ccc85fb2eea1f496402df21faf0f988a196f2

  • SHA256

    19f69ab66f36fec6887b22cd80df485311a63cf71eeb3e76e5824822c64b22f3

  • SHA512

    bb72d18151c438b67f047689e48970849b7352d990beba3eaebdecb0f62b3ced2205ae55cd76871dff925ba7b8ba25d5354340993753679932e51efcdf3c6e96

  • SSDEEP

    6144:dD0MWKPc0wJk+uRjiu4FpXFr9TgvzI3OrfP:aMWPJKQFpXFR0vzjP

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
  • 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 36 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\19f69ab66f36fec6887b22cd80df485311a63cf71eeb3e76e5824822c64b22f3.exe
    "C:\Users\Admin\AppData\Local\Temp\19f69ab66f36fec6887b22cd80df485311a63cf71eeb3e76e5824822c64b22f3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:228
    • C:\Users\Admin\AppData\Local\Temp\u6c.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u6c.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:1856
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 1984
        3⤵
        • Program crash
        PID:836
    • C:\Users\Admin\AppData\Local\Temp\u6c.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u6c.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:3204
      • 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:5028
        • 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:3848
    • C:\Users\Admin\AppData\Local\Temp\u6c.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u6c.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:2804
      • 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:4380
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 1152
      2⤵
      • Program crash
      PID:4132
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 228 -ip 228
    1⤵
      PID:4176
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1856 -ip 1856
      1⤵
        PID:1928

      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\e7d47230

        Filesize

        1.4MB

        MD5

        2c823bf0c4611a7fa3c4a18c1c6dfd40

        SHA1

        05ec70cf4f3e78a73af2846957b89f1275027578

        SHA256

        98c45aba8be2ace1a4a3c0f83ce269a7312d14e81f0d4a29365657eb6694ff6e

        SHA512

        707ae159526391edbd2e88260e11b056c8d515e2001e795eede202eb6ee51a4739b115c38a875941fc6581956d3d8ada29a129837622a6987de959d1b4194d28

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

        Filesize

        3KB

        MD5

        2e46a62ce4e35705a3e21dbd92b8b77c

        SHA1

        1d22863f9e9b8bb862fd796e276a5581c91a8b64

        SHA256

        6775ba55b84672abcebf91c1190349610670fccc63e537a486069a22942eea2e

        SHA512

        67e1f584d2ec3a3207ae23e1a44f1bcd7c8780605b682c61be27bc084f1e9471bbe5c63568c4f4189951bdc2a30450e2cd1c7d9106148ec2355b10d314273766

      • C:\Users\Admin\AppData\Local\Temp\tmpEBD8.tmp

        Filesize

        20KB

        MD5

        a603e09d617fea7517059b4924b1df93

        SHA1

        31d66e1496e0229c6a312f8be05da3f813b3fa9e

        SHA256

        ccd15f9c7a997ae2b5320ea856c7efc54b5055254d41a443d21a60c39c565cb7

        SHA512

        eadb844a84f8a660c578a2f8e65ebcb9e0b9ab67422be957f35492ff870825a4b363f96fd1c546eaacfd518f6812fcf57268ef03c149e5b1a7af145c7100e2cc

      • C:\Users\Admin\AppData\Local\Temp\tmpEC0A.tmp

        Filesize

        20KB

        MD5

        49693267e0adbcd119f9f5e02adf3a80

        SHA1

        3ba3d7f89b8ad195ca82c92737e960e1f2b349df

        SHA256

        d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

        SHA512

        b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

      • C:\Users\Admin\AppData\Local\Temp\u6c.0.exe

        Filesize

        203KB

        MD5

        2f86937ad3cdaff7287236a1e404886b

        SHA1

        3dd0b323a149babe4d4ee76f2a10171ceb28cc04

        SHA256

        0d5efca4bc1e92e344799c3f52157792e51ed052637c4ea483d007655fad657e

        SHA512

        e151213d5c7ed02e3e6d997d1bf5278b947bacecad29d0886d5d79aa0aaf4a9dc2b5fb1c2a7c127c6e9a8d105eb29a872a5093152503c8636060d479890d4b63

      • C:\Users\Admin\AppData\Local\Temp\u6c.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u6c.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u6c.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u6c.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u6c.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u6c.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u6c.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/228-121-0x00000000047B0000-0x000000000481D000-memory.dmp

        Filesize

        436KB

      • memory/228-1-0x0000000002BE0000-0x0000000002CE0000-memory.dmp

        Filesize

        1024KB

      • memory/228-122-0x0000000000400000-0x0000000002B15000-memory.dmp

        Filesize

        39.1MB

      • memory/228-13-0x0000000000400000-0x0000000002B15000-memory.dmp

        Filesize

        39.1MB

      • memory/228-3-0x0000000000400000-0x0000000002B15000-memory.dmp

        Filesize

        39.1MB

      • memory/228-2-0x00000000047B0000-0x000000000481D000-memory.dmp

        Filesize

        436KB

      • memory/1856-270-0x0000000000400000-0x0000000002AF0000-memory.dmp

        Filesize

        38.9MB

      • memory/1856-150-0x0000000002BF0000-0x0000000002CF0000-memory.dmp

        Filesize

        1024KB

      • memory/1856-149-0x0000000000400000-0x0000000002AF0000-memory.dmp

        Filesize

        38.9MB

      • memory/1856-161-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/2804-147-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/2804-194-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/3204-99-0x0000000072C10000-0x0000000072D8B000-memory.dmp

        Filesize

        1.5MB

      • memory/3204-127-0x0000000072C10000-0x0000000072D8B000-memory.dmp

        Filesize

        1.5MB

      • memory/3204-100-0x00007FFD472F0000-0x00007FFD474E5000-memory.dmp

        Filesize

        2.0MB

      • memory/3848-280-0x0000000005EE0000-0x000000000640C000-memory.dmp

        Filesize

        5.2MB

      • memory/3848-302-0x00000000072C0000-0x00000000072CA000-memory.dmp

        Filesize

        40KB

      • memory/3848-279-0x0000000004C60000-0x0000000004C6A000-memory.dmp

        Filesize

        40KB

      • memory/3848-278-0x0000000004E50000-0x0000000004EA0000-memory.dmp

        Filesize

        320KB

      • memory/3848-282-0x00000000059F0000-0x0000000005A0E000-memory.dmp

        Filesize

        120KB

      • memory/3848-277-0x0000000004DD0000-0x0000000004E46000-memory.dmp

        Filesize

        472KB

      • memory/3848-276-0x0000000004F20000-0x00000000050E2000-memory.dmp

        Filesize

        1.8MB

      • memory/3848-274-0x0000000005300000-0x00000000058A4000-memory.dmp

        Filesize

        5.6MB

      • memory/3848-273-0x0000000004CB0000-0x0000000004D42000-memory.dmp

        Filesize

        584KB

      • memory/3848-272-0x0000000000590000-0x0000000000656000-memory.dmp

        Filesize

        792KB

      • memory/3848-283-0x0000000005AE0000-0x0000000005B46000-memory.dmp

        Filesize

        408KB

      • memory/3848-266-0x0000000071110000-0x0000000072364000-memory.dmp

        Filesize

        18.3MB

      • memory/4380-234-0x000001A01EFE0000-0x000001A01EFEA000-memory.dmp

        Filesize

        40KB

      • memory/4380-237-0x000001A0204A0000-0x000001A02051A000-memory.dmp

        Filesize

        488KB

      • memory/4380-248-0x000001A020C60000-0x000001A020C6E000-memory.dmp

        Filesize

        56KB

      • memory/4380-249-0x000001A025780000-0x000001A02578A000-memory.dmp

        Filesize

        40KB

      • memory/4380-250-0x000001A025790000-0x000001A0257B2000-memory.dmp

        Filesize

        136KB

      • memory/4380-251-0x000001A025CE0000-0x000001A026208000-memory.dmp

        Filesize

        5.2MB

      • memory/4380-259-0x000001A025550000-0x000001A0255A0000-memory.dmp

        Filesize

        320KB

      • memory/4380-246-0x000001A020D10000-0x000001A020D18000-memory.dmp

        Filesize

        32KB

      • memory/4380-260-0x000001A025500000-0x000001A02550C000-memory.dmp

        Filesize

        48KB

      • memory/4380-244-0x000001A020690000-0x000001A020990000-memory.dmp

        Filesize

        3.0MB

      • memory/4380-269-0x000001A0255A0000-0x000001A0255C2000-memory.dmp

        Filesize

        136KB

      • memory/4380-240-0x000001A01EFF0000-0x000001A01EFFA000-memory.dmp

        Filesize

        40KB

      • memory/4380-235-0x000001A020150000-0x000001A020202000-memory.dmp

        Filesize

        712KB

      • memory/4380-247-0x000001A020C90000-0x000001A020CC8000-memory.dmp

        Filesize

        224KB

      • memory/4380-238-0x000001A020530000-0x000001A020592000-memory.dmp

        Filesize

        392KB

      • memory/4380-275-0x000001A0255D0000-0x000001A0255EE000-memory.dmp

        Filesize

        120KB

      • memory/4380-239-0x000001A020610000-0x000001A020686000-memory.dmp

        Filesize

        472KB

      • memory/4380-236-0x000001A020470000-0x000001A02049A000-memory.dmp

        Filesize

        168KB

      • memory/4380-233-0x000001A020120000-0x000001A020144000-memory.dmp

        Filesize

        144KB

      • memory/4380-232-0x000001A01FFA0000-0x000001A01FFB4000-memory.dmp

        Filesize

        80KB

      • memory/4380-227-0x000001A01FF90000-0x000001A01FFA0000-memory.dmp

        Filesize

        64KB

      • memory/4380-228-0x000001A01FFB0000-0x000001A01FFBC000-memory.dmp

        Filesize

        48KB

      • memory/4380-226-0x000001A020220000-0x000001A020330000-memory.dmp

        Filesize

        1.1MB

      • memory/4380-201-0x000001A0011E0000-0x000001A004AD8000-memory.dmp

        Filesize

        57.0MB

      • memory/5028-205-0x0000000072C10000-0x0000000072D8B000-memory.dmp

        Filesize

        1.5MB

      • memory/5028-145-0x00007FFD472F0000-0x00007FFD474E5000-memory.dmp

        Filesize

        2.0MB