Analysis

  • max time kernel
    126s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-04-2024 13:24

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.26032.23589.exe

  • Size

    359KB

  • MD5

    b143722ee29d236259835470633551ee

  • SHA1

    69f35e71e72530d437297056f5e1c20f50423edb

  • SHA256

    c6d658617506024ad0bc039975f060655e2d566be2bf77bf5d48020318ec1da3

  • SHA512

    80d503f7351bf364f8f1ae8a32c3717c2a11d4273cc67de632ea4c54d7dd5924024ef43c4d7a940a76e9b4207660ff9a4672e45b2695b88bbbce1ea8c8190401

  • SSDEEP

    6144:XnqaECNPTFkBgWFtBaNzFbwhkzp/LU++d0RIxgZk+mGMeja/K5+QEhIs:6a9NPTF8LFt6Jvzp/L2+Ixp1Gxj4KihJ

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
  • 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 29 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\SecuriteInfo.com.Win32.PWSX-gen.26032.23589.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.26032.23589.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Users\Admin\AppData\Local\Temp\u2fw.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2fw.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:3720
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HCAEBFBKKJ.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2856
        • C:\Users\Admin\AppData\Local\Temp\HCAEBFBKKJ.exe
          "C:\Users\Admin\AppData\Local\Temp\HCAEBFBKKJ.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1144
          • 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\HCAEBFBKKJ.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3336
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:2556
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3720 -s 2364
        3⤵
        • Program crash
        PID:2448
    • C:\Users\Admin\AppData\Local\Temp\u2fw.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u2fw.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:4624
      • 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:5076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 1148
      2⤵
      • Program crash
      PID:2304
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3164 -ip 3164
    1⤵
      PID:3972
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3720 -ip 3720
      1⤵
        PID:524

      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\HCAEBFBKKJ.exe

        Filesize

        106KB

        MD5

        fe380780b5c35bd6d54541791151c2be

        SHA1

        7fe3a583cf91474c733f85cebf3c857682e269e1

        SHA256

        b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

        SHA512

        ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

      • C:\Users\Admin\AppData\Local\Temp\u2fw.0.exe

        Filesize

        217KB

        MD5

        26313e703c18cea7cfb2cb1245030c9d

        SHA1

        b385ad882c7a0c1870c61055f6c4f4364d4fa2b1

        SHA256

        e58eac431ab13a302c401367bda8f30e2b606bbe91760b3ca6dac4f14ea36536

        SHA512

        5134b42538bef5a8083b6e04005b214f42c3981fd04b01b1bae5f343e46b5e4eb8b4bc98b52f9261a9f58da53f0275d646516dcd216a28a2895c11ad4ed4a302

      • C:\Users\Admin\AppData\Local\Temp\u2fw.1.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1144-194-0x00000000058A0000-0x00000000058B0000-memory.dmp

        Filesize

        64KB

      • memory/1144-192-0x0000000072B50000-0x0000000073300000-memory.dmp

        Filesize

        7.7MB

      • memory/1144-197-0x0000000072B50000-0x0000000073300000-memory.dmp

        Filesize

        7.7MB

      • memory/1144-191-0x0000000000DA0000-0x0000000000DC0000-memory.dmp

        Filesize

        128KB

      • memory/3164-1-0x0000000002F30000-0x0000000003030000-memory.dmp

        Filesize

        1024KB

      • memory/3164-32-0x0000000002E60000-0x0000000002ECC000-memory.dmp

        Filesize

        432KB

      • memory/3164-31-0x0000000000400000-0x0000000002B83000-memory.dmp

        Filesize

        39.5MB

      • memory/3164-3-0x0000000000400000-0x0000000002B83000-memory.dmp

        Filesize

        39.5MB

      • memory/3164-2-0x0000000002E60000-0x0000000002ECC000-memory.dmp

        Filesize

        432KB

      • memory/3720-15-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/3720-193-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/3720-97-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/3720-37-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/3720-182-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/3720-159-0x0000000000400000-0x0000000002B60000-memory.dmp

        Filesize

        39.4MB

      • memory/3720-155-0x0000000002B60000-0x0000000002C60000-memory.dmp

        Filesize

        1024KB

      • memory/3720-14-0x0000000004660000-0x0000000004687000-memory.dmp

        Filesize

        156KB

      • memory/3720-13-0x0000000002B60000-0x0000000002C60000-memory.dmp

        Filesize

        1024KB

      • memory/4624-113-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4624-98-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4624-28-0x0000000000A60000-0x0000000000A61000-memory.dmp

        Filesize

        4KB

      • memory/5076-131-0x0000021A58BE0000-0x0000021A58BEA000-memory.dmp

        Filesize

        40KB

      • memory/5076-174-0x0000021A5E590000-0x0000021A5E5E0000-memory.dmp

        Filesize

        320KB

      • memory/5076-129-0x0000021A591D0000-0x0000021A59232000-memory.dmp

        Filesize

        392KB

      • memory/5076-135-0x0000021A59330000-0x0000021A59630000-memory.dmp

        Filesize

        3.0MB

      • memory/5076-128-0x0000021A59150000-0x0000021A591CA000-memory.dmp

        Filesize

        488KB

      • memory/5076-127-0x0000021A590A0000-0x0000021A59152000-memory.dmp

        Filesize

        712KB

      • memory/5076-126-0x0000021A58BF0000-0x0000021A58C1A000-memory.dmp

        Filesize

        168KB

      • memory/5076-154-0x0000021A58C50000-0x0000021A58C60000-memory.dmp

        Filesize

        64KB

      • memory/5076-153-0x0000021A5DD00000-0x0000021A5DD08000-memory.dmp

        Filesize

        32KB

      • memory/5076-157-0x0000021A5D640000-0x0000021A5D678000-memory.dmp

        Filesize

        224KB

      • memory/5076-158-0x0000021A5D610000-0x0000021A5D61E000-memory.dmp

        Filesize

        56KB

      • memory/5076-125-0x0000021A58BD0000-0x0000021A58BDA000-memory.dmp

        Filesize

        40KB

      • memory/5076-162-0x0000021A58C50000-0x0000021A58C60000-memory.dmp

        Filesize

        64KB

      • memory/5076-161-0x0000021A58C50000-0x0000021A58C60000-memory.dmp

        Filesize

        64KB

      • memory/5076-163-0x0000021A5E520000-0x0000021A5E542000-memory.dmp

        Filesize

        136KB

      • memory/5076-160-0x0000021A5E7A0000-0x0000021A5E7AA000-memory.dmp

        Filesize

        40KB

      • memory/5076-167-0x0000021A5ECE0000-0x0000021A5F208000-memory.dmp

        Filesize

        5.2MB

      • memory/5076-130-0x0000021A592B0000-0x0000021A59326000-memory.dmp

        Filesize

        472KB

      • memory/5076-175-0x0000021A5E540000-0x0000021A5E54C000-memory.dmp

        Filesize

        48KB

      • memory/5076-124-0x0000021A40120000-0x0000021A40144000-memory.dmp

        Filesize

        144KB

      • memory/5076-180-0x0000021A5E5E0000-0x0000021A5E602000-memory.dmp

        Filesize

        136KB

      • memory/5076-123-0x0000021A3FFC0000-0x0000021A3FFD4000-memory.dmp

        Filesize

        80KB

      • memory/5076-183-0x0000021A59650000-0x0000021A5966E000-memory.dmp

        Filesize

        120KB

      • memory/5076-119-0x0000021A40110000-0x0000021A4011C000-memory.dmp

        Filesize

        48KB

      • memory/5076-118-0x0000021A3FF00000-0x0000021A3FF10000-memory.dmp

        Filesize

        64KB

      • memory/5076-117-0x0000021A58E50000-0x0000021A58F60000-memory.dmp

        Filesize

        1.1MB

      • memory/5076-116-0x0000021A58C50000-0x0000021A58C60000-memory.dmp

        Filesize

        64KB

      • memory/5076-115-0x0000021A3AA50000-0x0000021A3E348000-memory.dmp

        Filesize

        57.0MB

      • memory/5076-114-0x00007FFE85720000-0x00007FFE861E1000-memory.dmp

        Filesize

        10.8MB

      • memory/5076-198-0x00007FFE85720000-0x00007FFE861E1000-memory.dmp

        Filesize

        10.8MB

      • memory/5076-199-0x0000021A58C50000-0x0000021A58C60000-memory.dmp

        Filesize

        64KB

      • memory/5076-200-0x0000021A58C50000-0x0000021A58C60000-memory.dmp

        Filesize

        64KB

      • memory/5076-201-0x0000021A58C50000-0x0000021A58C60000-memory.dmp

        Filesize

        64KB

      • memory/5076-202-0x0000021A58C50000-0x0000021A58C60000-memory.dmp

        Filesize

        64KB