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 12:59

General

  • Target

    92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe

  • Size

    372KB

  • MD5

    227233ef32f5c368b4f4727121033701

  • SHA1

    ad7d3be13667a71bad7fe85858a5933909e30e6b

  • SHA256

    92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a

  • SHA512

    b8bc7901587ed4af9ba29df1da7f7bdb46a3df4e50b937433f0fc936d37253232a565080d9c151736e015ff6fbd68592a0584c4c02fe266cc38d71bd73ef8e98

  • SSDEEP

    6144:pGPxzYVfryibS0RMb2oP6jZRDu82So+jO8PdCkniwVUBh0V+VtdQT6lXo:pGPx0zzb9RMbP6jZhGSo+jOpiXI2V+VM

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
  • 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\92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe
    "C:\Users\Admin\AppData\Local\Temp\92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4852
    • C:\Users\Admin\AppData\Local\Temp\u3qs.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3qs.0.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:4476
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 2444
        3⤵
        • Program crash
        PID:4016
    • C:\Users\Admin\AppData\Local\Temp\u3qs.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u3qs.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2212
      • 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:4528
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4852 -s 1532
      2⤵
      • Program crash
      PID:3288
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4852 -ip 4852
    1⤵
      PID:4756
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4476 -ip 4476
      1⤵
        PID:1792

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

        Filesize

        3KB

        MD5

        a20bfaeadf56dfd68d666c36ddc1c97c

        SHA1

        fcb9fac09c3c310d7828186a5800e86f09dfc51a

        SHA256

        a3e1bdcf31164f3ae96c7e33281ce45cbb10d3944ddc25e73306dfceb0ed3f01

        SHA512

        4acae9b3a2b8c96eb0bbbe3a130cce27a1a6927ce1ea7d7ee50136976c10f6b00f617a16293e8f04a693cb3834866cd9e5c9b465eb907a1f820dc951e061e1f3

      • C:\Users\Admin\AppData\Local\Temp\u3qs.0.exe

        Filesize

        231KB

        MD5

        8d1595054640e63c3ccc451b1454af73

        SHA1

        d3e67396b4afd81aeb7bf463e5c9dc654169fd7e

        SHA256

        b006c572d41bca024db5423a3ed281068ac751704ecfb558ec7866341559b628

        SHA512

        35d5b8ba33f1526148cf6c3e03b7e9c26738d596522ac923dd747a74eaeace0ef872b3ee69689ad110d5ffb4018489c000819e7862e72f6738369c745ccd3b76

      • C:\Users\Admin\AppData\Local\Temp\u3qs.1.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/2212-120-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/2212-96-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4476-168-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-16-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-18-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/4476-157-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-15-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-14-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-97-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-108-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-77-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4476-179-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/4528-124-0x0000029AEBB70000-0x0000029AEBB7C000-memory.dmp

        Filesize

        48KB

      • memory/4528-132-0x0000029AE97F0000-0x0000029AE97FA000-memory.dmp

        Filesize

        40KB

      • memory/4528-151-0x0000029AF0A70000-0x0000029AF0A8E000-memory.dmp

        Filesize

        120KB

      • memory/4528-150-0x0000029AF0B10000-0x0000029AF0B86000-memory.dmp

        Filesize

        472KB

      • memory/4528-121-0x0000029AE5B30000-0x0000029AE9364000-memory.dmp

        Filesize

        56.2MB

      • memory/4528-122-0x0000029AEBA60000-0x0000029AEBB6A000-memory.dmp

        Filesize

        1.0MB

      • memory/4528-123-0x0000029AEB840000-0x0000029AEB850000-memory.dmp

        Filesize

        64KB

      • memory/4528-148-0x0000029AF09B0000-0x0000029AF09BC000-memory.dmp

        Filesize

        48KB

      • memory/4528-125-0x0000029AEB850000-0x0000029AEB864000-memory.dmp

        Filesize

        80KB

      • memory/4528-126-0x0000029AEBBD0000-0x0000029AEBBF4000-memory.dmp

        Filesize

        144KB

      • memory/4528-127-0x0000029AEBD60000-0x0000029AEBD6A000-memory.dmp

        Filesize

        40KB

      • memory/4528-128-0x0000029AEBD90000-0x0000029AEBDBA000-memory.dmp

        Filesize

        168KB

      • memory/4528-129-0x0000029AEBDC0000-0x0000029AEBE72000-memory.dmp

        Filesize

        712KB

      • memory/4528-130-0x0000029AEBEC0000-0x0000029AEBF10000-memory.dmp

        Filesize

        320KB

      • memory/4528-131-0x0000029AEBF10000-0x0000029AEBF32000-memory.dmp

        Filesize

        136KB

      • memory/4528-145-0x0000029AF1170000-0x0000029AF1698000-memory.dmp

        Filesize

        5.2MB

      • memory/4528-136-0x0000029AEBF40000-0x0000029AEC240000-memory.dmp

        Filesize

        3.0MB

      • memory/4528-138-0x0000029AF0980000-0x0000029AF0988000-memory.dmp

        Filesize

        32KB

      • memory/4528-139-0x0000029AF02C0000-0x0000029AF02F8000-memory.dmp

        Filesize

        224KB

      • memory/4528-140-0x0000029AF0290000-0x0000029AF029E000-memory.dmp

        Filesize

        56KB

      • memory/4528-141-0x0000029AF02B0000-0x0000029AF02B8000-memory.dmp

        Filesize

        32KB

      • memory/4528-142-0x0000029AF0C30000-0x0000029AF0C3A000-memory.dmp

        Filesize

        40KB

      • memory/4528-143-0x0000029AF09C0000-0x0000029AF0A22000-memory.dmp

        Filesize

        392KB

      • memory/4528-144-0x0000029AF0A20000-0x0000029AF0A42000-memory.dmp

        Filesize

        136KB

      • memory/4852-68-0x0000000000400000-0x0000000002599000-memory.dmp

        Filesize

        33.6MB

      • memory/4852-1-0x0000000002650000-0x0000000002750000-memory.dmp

        Filesize

        1024KB

      • memory/4852-53-0x00000000042B0000-0x000000000431C000-memory.dmp

        Filesize

        432KB

      • memory/4852-69-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/4852-52-0x0000000002650000-0x0000000002750000-memory.dmp

        Filesize

        1024KB

      • memory/4852-12-0x0000000000400000-0x0000000002599000-memory.dmp

        Filesize

        33.6MB

      • memory/4852-3-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/4852-2-0x00000000042B0000-0x000000000431C000-memory.dmp

        Filesize

        432KB