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Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10/05/2024, 13:04

General

  • Target

    145309eae288a868e4e15d27b34e6d2dc60d3d54323e19123f1fb508aa3a3cb0.exe

  • Size

    373KB

  • MD5

    cafbcb381d234469c40cdcb80372ed86

  • SHA1

    8bfed50809ac07a7072d97a2f296f2acf2f49b3a

  • SHA256

    145309eae288a868e4e15d27b34e6d2dc60d3d54323e19123f1fb508aa3a3cb0

  • SHA512

    1f0795b9449227adf049c89835ac5ab2d5dfa542230b1786e808737b6cd37c2448bd89235dcc2cd519463925752fd5d723076474b0c8e8cb23913b4d2cff7330

  • SSDEEP

    6144:9Fse/HAftZpz74YMJdnm4RCvC37dmHMnTPjfrrRpX7zWXIyI32Tc2dI7V:9FseItZpz7FOm4IqmM7jf7Lz+IyxJuV

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.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 2 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.

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\145309eae288a868e4e15d27b34e6d2dc60d3d54323e19123f1fb508aa3a3cb0.exe
    "C:\Users\Admin\AppData\Local\Temp\145309eae288a868e4e15d27b34e6d2dc60d3d54323e19123f1fb508aa3a3cb0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1060
    • C:\Users\Admin\AppData\Local\Temp\utg.0.exe
      "C:\Users\Admin\AppData\Local\Temp\utg.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:4112
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 2096
        3⤵
        • Program crash
        PID:720
    • C:\Users\Admin\AppData\Local\Temp\utg.1.exe
      "C:\Users\Admin\AppData\Local\Temp\utg.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4784
      • 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:1944
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1060 -s 1532
      2⤵
      • Program crash
      PID:404
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1060 -ip 1060
    1⤵
      PID:4460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4112 -ip 4112
      1⤵
        PID:2976

      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\iolo\dm\ioloDMLog.txt

        Filesize

        2KB

        MD5

        945d6d4938c149ce409622fe4808ea3e

        SHA1

        40b4408829b2d86e47afff6b410bb80f1cc5fd22

        SHA256

        bf15e2b8a8dfee0f464a9842c9bd186a91a4c84be1c6bd545f24f0eb5e6c7930

        SHA512

        c623d2e1c9a8a1c7e0679831c79392b3fa28146018a1208a84d0fe4f942aa4e8ffe36155404713779fc99cee787ed4bb45b9b288e380bdb2368e71fe7d6ef4d4

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

        Filesize

        3KB

        MD5

        fbb044f19eb16fcfd692930099cb8805

        SHA1

        c492eabe8926337fb9f4207af48c6306eb713fcf

        SHA256

        9c811eb2ec0e76378cc436d2d2f5e4bba9d59b07cf53e450b2d06328a6675a95

        SHA512

        bb2b2dbedd5392cb48a61c89d22e9e83f0c60900fa4c96e5dbe6c72871d44cd0fbaac8c68c50d7ebe2839bcf919a8907e5138ce349d3b3eecaaaca26e0404bc6

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

        Filesize

        231KB

        MD5

        8d1595054640e63c3ccc451b1454af73

        SHA1

        d3e67396b4afd81aeb7bf463e5c9dc654169fd7e

        SHA256

        b006c572d41bca024db5423a3ed281068ac751704ecfb558ec7866341559b628

        SHA512

        35d5b8ba33f1526148cf6c3e03b7e9c26738d596522ac923dd747a74eaeace0ef872b3ee69689ad110d5ffb4018489c000819e7862e72f6738369c745ccd3b76

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

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1060-1-0x00000000026B0000-0x00000000027B0000-memory.dmp

        Filesize

        1024KB

      • memory/1060-16-0x0000000000400000-0x0000000002599000-memory.dmp

        Filesize

        33.6MB

      • memory/1060-3-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/1060-66-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/1060-65-0x00000000042B0000-0x000000000431C000-memory.dmp

        Filesize

        432KB

      • memory/1060-64-0x0000000000400000-0x0000000002599000-memory.dmp

        Filesize

        33.6MB

      • memory/1060-2-0x00000000042B0000-0x000000000431C000-memory.dmp

        Filesize

        432KB

      • memory/1944-147-0x0000020A3CB80000-0x0000020A403B4000-memory.dmp

        Filesize

        56.2MB

      • memory/1944-165-0x0000020A5F310000-0x0000020A5F348000-memory.dmp

        Filesize

        224KB

      • memory/1944-176-0x0000020A5B390000-0x0000020A5B3AE000-memory.dmp

        Filesize

        120KB

      • memory/1944-175-0x0000020A5B430000-0x0000020A5B4A6000-memory.dmp

        Filesize

        472KB

      • memory/1944-174-0x0000020A5FA30000-0x0000020A5FA3C000-memory.dmp

        Filesize

        48KB

      • memory/1944-171-0x0000020A60240000-0x0000020A60768000-memory.dmp

        Filesize

        5.2MB

      • memory/1944-170-0x0000020A5FA00000-0x0000020A5FA22000-memory.dmp

        Filesize

        136KB

      • memory/1944-169-0x0000020A5FCB0000-0x0000020A5FD12000-memory.dmp

        Filesize

        392KB

      • memory/1944-168-0x0000020A5F9F0000-0x0000020A5F9FA000-memory.dmp

        Filesize

        40KB

      • memory/1944-148-0x0000020A5AB60000-0x0000020A5AC6A000-memory.dmp

        Filesize

        1.0MB

      • memory/1944-150-0x0000020A5A960000-0x0000020A5A96C000-memory.dmp

        Filesize

        48KB

      • memory/1944-149-0x0000020A5A940000-0x0000020A5A950000-memory.dmp

        Filesize

        64KB

      • memory/1944-151-0x0000020A5A950000-0x0000020A5A964000-memory.dmp

        Filesize

        80KB

      • memory/1944-152-0x0000020A5A9C0000-0x0000020A5A9E4000-memory.dmp

        Filesize

        144KB

      • memory/1944-153-0x0000020A5A9F0000-0x0000020A5A9FA000-memory.dmp

        Filesize

        40KB

      • memory/1944-154-0x0000020A5ADD0000-0x0000020A5ADFA000-memory.dmp

        Filesize

        168KB

      • memory/1944-155-0x0000020A5AE10000-0x0000020A5AEC2000-memory.dmp

        Filesize

        712KB

      • memory/1944-156-0x0000020A5AF20000-0x0000020A5AF70000-memory.dmp

        Filesize

        320KB

      • memory/1944-157-0x0000020A5AEF0000-0x0000020A5AF12000-memory.dmp

        Filesize

        136KB

      • memory/1944-158-0x0000020A5AB40000-0x0000020A5AB4A000-memory.dmp

        Filesize

        40KB

      • memory/1944-162-0x0000020A5AF70000-0x0000020A5B270000-memory.dmp

        Filesize

        3.0MB

      • memory/1944-164-0x0000020A5F9D0000-0x0000020A5F9D8000-memory.dmp

        Filesize

        32KB

      • memory/1944-167-0x0000020A5F300000-0x0000020A5F308000-memory.dmp

        Filesize

        32KB

      • memory/1944-166-0x0000020A5F2E0000-0x0000020A5F2EE000-memory.dmp

        Filesize

        56KB

      • memory/4112-29-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/4112-13-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4112-14-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4112-133-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4112-15-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4112-111-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4784-146-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4784-134-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB