Analysis

  • max time kernel
    128s
  • max time network
    129s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    04-04-2024 09:48

General

  • Target

    fb0a2456478714c5117e6fea5cc9f4c8db4e58331f4562a1af5c0669fec667fd.exe

  • Size

    359KB

  • MD5

    2d20cd64683222247ee607673dfba78c

  • SHA1

    4fa462bf25da7a60e3d3db59e973d4b422e7cbb5

  • SHA256

    fb0a2456478714c5117e6fea5cc9f4c8db4e58331f4562a1af5c0669fec667fd

  • SHA512

    a7da43f69c0d3b8ffe1d03e8bec7bc014ecf8a35c098804dfefb92e4193ef17574f3d234eed6fb0ec37df8a8c713da101eefab6a53622a772321c02c523f2376

  • SSDEEP

    6144:XnqaECNPTFkBgWFtBaNzFbwhkzp/LU++d0RIxgZk+mGMeja/K5+QEhIo:6a9NPTF8LFt6Jvzp/L2+Ixp1Gxj4KihN

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Signatures

  • Detect ZGRat V1 3 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 2 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.

  • 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb0a2456478714c5117e6fea5cc9f4c8db4e58331f4562a1af5c0669fec667fd.exe
    "C:\Users\Admin\AppData\Local\Temp\fb0a2456478714c5117e6fea5cc9f4c8db4e58331f4562a1af5c0669fec667fd.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Users\Admin\AppData\Local\Temp\u14w.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u14w.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4580
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BKJKJEHJJD.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4636
        • C:\Users\Admin\AppData\Local\Temp\BKJKJEHJJD.exe
          "C:\Users\Admin\AppData\Local\Temp\BKJKJEHJJD.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3628
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\BKJKJEHJJD.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1480
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:764
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 2460
        3⤵
        • Program crash
        PID:4276
    • C:\Users\Admin\AppData\Local\Temp\u14w.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u14w.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4864
      • 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:1716
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 1000
      2⤵
      • Program crash
      PID:5104
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1472 -ip 1472
    1⤵
      PID:2708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 4580 -ip 4580
      1⤵
        PID:1848

      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\BKJKJEHJJD.exe

        Filesize

        106KB

        MD5

        fe380780b5c35bd6d54541791151c2be

        SHA1

        7fe3a583cf91474c733f85cebf3c857682e269e1

        SHA256

        b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

        SHA512

        ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

      • C:\Users\Admin\AppData\Local\Temp\u14w.0.exe

        Filesize

        218KB

        MD5

        e56c83770da1263eb2f14faee7adc64f

        SHA1

        f720dc655ba9f7449a4d145cab0377353bde8ab1

        SHA256

        218761e370074e320b1f371ff45f203f5b5dbfef76786e2070a0df98ccb08c0f

        SHA512

        22a6460baf44c0768a1a507567ecc2424f6d00a08cc20b51aeb657c9484efcf5014ff42f4ea5a1f4fe2c6eb7b6b982c4cec8a30d0331b68f710575e2dfa65757

      • C:\Users\Admin\AppData\Local\Temp\u14w.1.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1472-74-0x0000000004A20000-0x0000000004A8C000-memory.dmp

        Filesize

        432KB

      • memory/1472-2-0x0000000004A20000-0x0000000004A8C000-memory.dmp

        Filesize

        432KB

      • memory/1472-3-0x0000000000400000-0x0000000002B83000-memory.dmp

        Filesize

        39.5MB

      • memory/1472-1-0x0000000002C90000-0x0000000002D90000-memory.dmp

        Filesize

        1024KB

      • memory/1472-73-0x0000000000400000-0x0000000002B83000-memory.dmp

        Filesize

        39.5MB

      • memory/1716-171-0x000002AD535D0000-0x000002AD535DC000-memory.dmp

        Filesize

        48KB

      • memory/1716-161-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-203-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-202-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-201-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-200-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-137-0x00007FFA01220000-0x00007FFA01CE2000-memory.dmp

        Filesize

        10.8MB

      • memory/1716-138-0x000002AD305C0000-0x000002AD33EB8000-memory.dmp

        Filesize

        57.0MB

      • memory/1716-139-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-140-0x000002AD4E670000-0x000002AD4E780000-memory.dmp

        Filesize

        1.1MB

      • memory/1716-141-0x000002AD4E490000-0x000002AD4E4A0000-memory.dmp

        Filesize

        64KB

      • memory/1716-142-0x000002AD4E4B0000-0x000002AD4E4BC000-memory.dmp

        Filesize

        48KB

      • memory/1716-143-0x000002AD4E4A0000-0x000002AD4E4B4000-memory.dmp

        Filesize

        80KB

      • memory/1716-144-0x000002AD4E610000-0x000002AD4E634000-memory.dmp

        Filesize

        144KB

      • memory/1716-145-0x000002AD4E640000-0x000002AD4E64A000-memory.dmp

        Filesize

        40KB

      • memory/1716-146-0x000002AD4E8D0000-0x000002AD4E8FA000-memory.dmp

        Filesize

        168KB

      • memory/1716-147-0x000002AD4E900000-0x000002AD4E9B2000-memory.dmp

        Filesize

        712KB

      • memory/1716-148-0x000002AD4E9B0000-0x000002AD4EA2A000-memory.dmp

        Filesize

        488KB

      • memory/1716-149-0x000002AD4EA30000-0x000002AD4EA92000-memory.dmp

        Filesize

        392KB

      • memory/1716-150-0x000002AD4EB10000-0x000002AD4EB86000-memory.dmp

        Filesize

        472KB

      • memory/1716-151-0x000002AD4E470000-0x000002AD4E47A000-memory.dmp

        Filesize

        40KB

      • memory/1716-155-0x000002AD4EB90000-0x000002AD4EE90000-memory.dmp

        Filesize

        3.0MB

      • memory/1716-199-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-158-0x000002AD52A80000-0x000002AD52A88000-memory.dmp

        Filesize

        32KB

      • memory/1716-159-0x000002AD52F00000-0x000002AD52F38000-memory.dmp

        Filesize

        224KB

      • memory/1716-198-0x00007FFA01220000-0x00007FFA01CE2000-memory.dmp

        Filesize

        10.8MB

      • memory/1716-160-0x000002AD52ED0000-0x000002AD52EDE000-memory.dmp

        Filesize

        56KB

      • memory/1716-162-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-163-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-164-0x000002AD53850000-0x000002AD5385A000-memory.dmp

        Filesize

        40KB

      • memory/1716-165-0x000002AD53860000-0x000002AD53882000-memory.dmp

        Filesize

        136KB

      • memory/1716-166-0x000002AD53DB0000-0x000002AD542D8000-memory.dmp

        Filesize

        5.2MB

      • memory/1716-170-0x000002AD342E0000-0x000002AD342F0000-memory.dmp

        Filesize

        64KB

      • memory/1716-169-0x000002AD53620000-0x000002AD53670000-memory.dmp

        Filesize

        320KB

      • memory/1716-173-0x000002AD536A0000-0x000002AD536BE000-memory.dmp

        Filesize

        120KB

      • memory/1716-172-0x000002AD53670000-0x000002AD53692000-memory.dmp

        Filesize

        136KB

      • memory/3628-192-0x00000000723B0000-0x0000000072B61000-memory.dmp

        Filesize

        7.7MB

      • memory/3628-197-0x00000000723B0000-0x0000000072B61000-memory.dmp

        Filesize

        7.7MB

      • memory/3628-194-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

        Filesize

        64KB

      • memory/3628-191-0x0000000000170000-0x0000000000190000-memory.dmp

        Filesize

        128KB

      • memory/4580-193-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/4580-13-0x0000000002D10000-0x0000000002E10000-memory.dmp

        Filesize

        1024KB

      • memory/4580-15-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/4580-14-0x0000000004760000-0x0000000004787000-memory.dmp

        Filesize

        156KB

      • memory/4580-157-0x0000000002D10000-0x0000000002E10000-memory.dmp

        Filesize

        1024KB

      • memory/4580-123-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/4580-16-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/4864-65-0x0000000000B80000-0x0000000000B81000-memory.dmp

        Filesize

        4KB

      • memory/4864-136-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4864-124-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB