Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-04-2024 09:45

General

  • Target

    96fce38b0770ed265a22ba22258c9f81c0cd24d990f924a3891b0561dc53fb34.exe

  • Size

    413KB

  • MD5

    0519b278b624bc86376278205355d163

  • SHA1

    d29bf131b735cbfa4a4cc0184e013a12c90cea80

  • SHA256

    96fce38b0770ed265a22ba22258c9f81c0cd24d990f924a3891b0561dc53fb34

  • SHA512

    284b76dd7e9512baf02acefe6eca92e11ca1a6f15769c9132f1a0ed582173eb599cc02dfe4a79e48063d338a2303cb53085f4908426b5c3527279591c5f6cc56

  • SSDEEP

    6144:K7qUCce1ok6UlOWl4q87TflFLeMye682nCmW6gNyOaG742Cmi/:K7qUCcOFVlOx/FLeMyenUIiGs2CR/

Malware Config

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
  • Checks computer location settings 2 TTPs 4 IoCs

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

  • 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 30 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\96fce38b0770ed265a22ba22258c9f81c0cd24d990f924a3891b0561dc53fb34.exe
    "C:\Users\Admin\AppData\Local\Temp\96fce38b0770ed265a22ba22258c9f81c0cd24d990f924a3891b0561dc53fb34.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4756
    • C:\Users\Admin\AppData\Local\Temp\u3o4.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3o4.0.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3308
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CFBAKEHIEB.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2012
        • C:\Users\Admin\AppData\Local\Temp\CFBAKEHIEB.exe
          "C:\Users\Admin\AppData\Local\Temp\CFBAKEHIEB.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2100
          • 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\CFBAKEHIEB.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:5068
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:760
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 2320
        3⤵
        • Program crash
        PID:4972
    • C:\Users\Admin\AppData\Local\Temp\u3o4.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u3o4.1.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:4064
      • 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:2676
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4756 -s 1008
      2⤵
      • Program crash
      PID:2224
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4756 -ip 4756
    1⤵
      PID:3004
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3308 -ip 3308
      1⤵
        PID:5000

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Credential Access

      Unsecured Credentials

      3
      T1552

      Credentials In Files

      3
      T1552.001

      Discovery

      Query Registry

      4
      T1012

      System Information Discovery

      4
      T1082

      Peripheral Device Discovery

      1
      T1120

      Remote System Discovery

      1
      T1018

      Collection

      Data from Local System

      3
      T1005

      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\CFBAKEHIEB.exe
        Filesize

        106KB

        MD5

        fe380780b5c35bd6d54541791151c2be

        SHA1

        7fe3a583cf91474c733f85cebf3c857682e269e1

        SHA256

        b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

        SHA512

        ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

      • C:\Users\Admin\AppData\Local\Temp\u3o4.0.exe
        Filesize

        272KB

        MD5

        31765c43b9bf0da3a52bfeb68733655c

        SHA1

        c6ccc6b435e123ef62c4996a82019432cde58d4b

        SHA256

        06d92df4f5d05897df05e9a9b89986a7b4e534cec4d46e3219d79c90edb645b2

        SHA512

        0f4b867ff7680c2946f0c801b69157de9b2f5007030a1c17d15ac99d4acd1933e9515e48c9109206f4498f4c020ef89aca21c0de920609a77cef2c03d3258c92

      • C:\Users\Admin\AppData\Local\Temp\u3o4.1.exe
        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/2100-201-0x0000000072B60000-0x0000000073310000-memory.dmp
        Filesize

        7.7MB

      • memory/2100-198-0x00000000054E0000-0x00000000054F0000-memory.dmp
        Filesize

        64KB

      • memory/2100-196-0x0000000072B60000-0x0000000073310000-memory.dmp
        Filesize

        7.7MB

      • memory/2100-195-0x0000000000B60000-0x0000000000B80000-memory.dmp
        Filesize

        128KB

      • memory/2676-175-0x000001E5E3F90000-0x000001E5E3F9C000-memory.dmp
        Filesize

        48KB

      • memory/2676-185-0x000001E5DF0D0000-0x000001E5DF0F2000-memory.dmp
        Filesize

        136KB

      • memory/2676-204-0x000001E5C5D00000-0x000001E5C5D10000-memory.dmp
        Filesize

        64KB

      • memory/2676-203-0x000001E5C5D00000-0x000001E5C5D10000-memory.dmp
        Filesize

        64KB

      • memory/2676-202-0x00007FFD91680000-0x00007FFD92141000-memory.dmp
        Filesize

        10.8MB

      • memory/2676-186-0x000001E5DF100000-0x000001E5DF11E000-memory.dmp
        Filesize

        120KB

      • memory/2676-163-0x000001E5E30B0000-0x000001E5E30E8000-memory.dmp
        Filesize

        224KB

      • memory/2676-141-0x00007FFD91680000-0x00007FFD92141000-memory.dmp
        Filesize

        10.8MB

      • memory/2676-142-0x000001E5C0740000-0x000001E5C4038000-memory.dmp
        Filesize

        57.0MB

      • memory/2676-164-0x000001E5E3080000-0x000001E5E308E000-memory.dmp
        Filesize

        56KB

      • memory/2676-144-0x000001E5C5D00000-0x000001E5C5D10000-memory.dmp
        Filesize

        64KB

      • memory/2676-146-0x000001E5DE690000-0x000001E5DE6A0000-memory.dmp
        Filesize

        64KB

      • memory/2676-147-0x000001E5DE6C0000-0x000001E5DE6CC000-memory.dmp
        Filesize

        48KB

      • memory/2676-148-0x000001E5DE6B0000-0x000001E5DE6C4000-memory.dmp
        Filesize

        80KB

      • memory/2676-145-0x000001E5DE8C0000-0x000001E5DE9D0000-memory.dmp
        Filesize

        1.1MB

      • memory/2676-149-0x000001E5DE6D0000-0x000001E5DE6F4000-memory.dmp
        Filesize

        144KB

      • memory/2676-153-0x000001E5DEBC0000-0x000001E5DEC3A000-memory.dmp
        Filesize

        488KB

      • memory/2676-155-0x000001E5DED20000-0x000001E5DED96000-memory.dmp
        Filesize

        472KB

      • memory/2676-154-0x000001E5DEC40000-0x000001E5DECA2000-memory.dmp
        Filesize

        392KB

      • memory/2676-160-0x000001E5DEDA0000-0x000001E5DF0A0000-memory.dmp
        Filesize

        3.0MB

      • memory/2676-156-0x000001E5DE750000-0x000001E5DE75A000-memory.dmp
        Filesize

        40KB

      • memory/2676-152-0x000001E5DEB10000-0x000001E5DEBC2000-memory.dmp
        Filesize

        712KB

      • memory/2676-151-0x000001E5DE760000-0x000001E5DE78A000-memory.dmp
        Filesize

        168KB

      • memory/2676-150-0x000001E5DE740000-0x000001E5DE74A000-memory.dmp
        Filesize

        40KB

      • memory/2676-162-0x000001E5E3770000-0x000001E5E3778000-memory.dmp
        Filesize

        32KB

      • memory/2676-166-0x000001E5C5D00000-0x000001E5C5D10000-memory.dmp
        Filesize

        64KB

      • memory/2676-168-0x000001E5C5D00000-0x000001E5C5D10000-memory.dmp
        Filesize

        64KB

      • memory/2676-169-0x000001E5E4210000-0x000001E5E421A000-memory.dmp
        Filesize

        40KB

      • memory/2676-170-0x000001E5E4220000-0x000001E5E4242000-memory.dmp
        Filesize

        136KB

      • memory/2676-167-0x000001E5C5D00000-0x000001E5C5D10000-memory.dmp
        Filesize

        64KB

      • memory/2676-171-0x000001E5E4770000-0x000001E5E4C98000-memory.dmp
        Filesize

        5.2MB

      • memory/2676-174-0x000001E5E3FE0000-0x000001E5E4030000-memory.dmp
        Filesize

        320KB

      • memory/3308-197-0x0000000000400000-0x0000000002D22000-memory.dmp
        Filesize

        41.1MB

      • memory/3308-165-0x0000000000400000-0x0000000002D22000-memory.dmp
        Filesize

        41.1MB

      • memory/3308-15-0x0000000000400000-0x0000000002D22000-memory.dmp
        Filesize

        41.1MB

      • memory/3308-123-0x0000000000400000-0x0000000002D22000-memory.dmp
        Filesize

        41.1MB

      • memory/3308-14-0x0000000004930000-0x0000000004957000-memory.dmp
        Filesize

        156KB

      • memory/3308-33-0x0000000061E00000-0x0000000061EF3000-memory.dmp
        Filesize

        972KB

      • memory/3308-187-0x0000000000400000-0x0000000002D22000-memory.dmp
        Filesize

        41.1MB

      • memory/3308-13-0x0000000002F60000-0x0000000003060000-memory.dmp
        Filesize

        1024KB

      • memory/3308-143-0x0000000002F60000-0x0000000003060000-memory.dmp
        Filesize

        1024KB

      • memory/4064-28-0x0000000000C00000-0x0000000000C01000-memory.dmp
        Filesize

        4KB

      • memory/4064-124-0x0000000000400000-0x00000000008AD000-memory.dmp
        Filesize

        4.7MB

      • memory/4064-140-0x0000000000400000-0x00000000008AD000-memory.dmp
        Filesize

        4.7MB

      • memory/4756-3-0x0000000000400000-0x0000000002D45000-memory.dmp
        Filesize

        41.3MB

      • memory/4756-2-0x00000000049D0000-0x0000000004A3C000-memory.dmp
        Filesize

        432KB

      • memory/4756-1-0x0000000003030000-0x0000000003130000-memory.dmp
        Filesize

        1024KB

      • memory/4756-31-0x0000000000400000-0x0000000002D45000-memory.dmp
        Filesize

        41.3MB

      • memory/4756-32-0x00000000049D0000-0x0000000004A3C000-memory.dmp
        Filesize

        432KB