Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/04/2024, 14:28

General

  • Target
    dbfa0bedf01e570f988beb7562f97356a9dc6cd97dc9908b99e99eb732f80461.exe
  • Size 382KB
  • Sample240410-rtegsabb37
  • SHA256 dbfa0bedf01e570f988beb7562f97356a9dc6cd97dc9908b99e99eb732f80461
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • netwire

C2
  • atlaswebportal.zapto.org:4000

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    1.6_R1_26.12.15

  • keylogger_dir

    C:\NVIDIA\profile\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Micr0s0ft4456877

  • registry_autorun

    false

  • use_mutex

    false

Extracted

Family
  • latentbot

C2
  • atlaswebportal.zapto.org

Signatures

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • NetWire RAT payload 3 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dbfa0bedf01e570f988beb7562f97356a9dc6cd97dc9908b99e99eb732f80461.exe
    "C:\Users\Admin\AppData\Local\Temp\dbfa0bedf01e570f988beb7562f97356a9dc6cd97dc9908b99e99eb732f80461.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3068
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\NVIDIA\basic.vbs"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4976
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c list
        3⤵
        • Checks computer location settings
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1256
        • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
          "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\NVIDIA\note.docx" /o ""
          4⤵
          • Checks processor information in registry
          • Enumerates system info in registry
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious use of SetWindowsHookEx
          PID:4956
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 5 localhost
          4⤵
          • Runs ping.exe
          PID:1252
        • C:\NVIDIA\calc.exe
          calc
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1048
          • C:\NVIDIA\calc.exe
            calc
            5⤵
            • Executes dropped EXE
            PID:2848
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 5 localhost
          4⤵
          • Runs ping.exe
          PID:4904
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Dashlanei" /t REG_SZ /F /D "C:\NVIDIA\calc.exe"
          4⤵
          • Adds Run key to start application
          PID:4292

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        basic.vbs

        • Path C:\NVIDIA\basic.vbs
        • Size 75B
        • SHA256 464197b90d24c3faf5cc5b693ee56ffb2be966128333ea3a6e1d3371d5d80cf8
        • MD5 SHA1 SHA512

        calc.exe

        • Path C:\NVIDIA\calc.exe
        • Size 138KB
        • SHA256 b1348340f4f090946d5ffc1a0ff203ce9770d95aa3725019e58b2648c4eef21f
        • MD5 SHA1 SHA512 SSDEEP

        list.bat

        • Path C:\NVIDIA\list.bat
        • Size 195B
        • SHA256 f9332ad2cd968d0a9748ee4db185a7630aa80feabde5ef7c6e1274f8d57d17e6
        • MD5 SHA1 SHA512

        note.docx

        • Path C:\NVIDIA\note.docx
        • Size 154KB
        • SHA256 d6f75dddbc531405dbe129bc44932e63adcc32288804131f3db7fc6132ae97e5
        • MD5 SHA1 SHA512 SSDEEP

        8C905E72.jpeg

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\8C905E72.jpeg
        • Size 707B
        • SHA256 cc0f5f4a2f3e05a34b81d767646cc885c8435d4bb3e7046638432f1ee1cf5f98
        • MD5 SHA1 SHA512

        index.dat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 217B
        • SHA256 2d8c1745676873fdd91394e5555d215dfaebb53aaaabceb54a19d8646a6e6657
        • MD5 SHA1 SHA512

        ExcludeDictionaryEN0409.lex

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
        • Size 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 3KB
        • SHA256 00d2f57ab2e9622a1b3bf1a0f0707198afab488a945ef8d1d2766fe9c6f60a54
        • MD5 SHA1 SHA512

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 3KB
        • SHA256 d48e233891d721bd3756f748f2303279205caebe79a0f982cad73b16bb91fd8a
        • MD5 SHA1 SHA512

        memory/1048-72-0x0000000002220000-0x000000000229B000-memory.dmp

        memory/1048-70-0x0000000000400000-0x0000000000431000-memory.dmp

        memory/1048-58-0x0000000002220000-0x000000000229B000-memory.dmp

        memory/1048-54-0x0000000000400000-0x0000000000431000-memory.dmp

        memory/2848-60-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/2848-62-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/2848-144-0x0000000076000000-0x00000000760F0000-memory.dmp

        memory/2848-132-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/2848-77-0x0000000000440000-0x0000000000441000-memory.dmp

        memory/2848-76-0x0000000076000000-0x00000000760F0000-memory.dmp

        memory/2848-75-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/2848-71-0x00000000001C0000-0x00000000001C1000-memory.dmp

        memory/2848-69-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/4956-20-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp

        memory/4956-112-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-19-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-21-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp

        memory/4956-22-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-23-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-18-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp

        memory/4956-24-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-28-0x00007FFCAB770000-0x00007FFCAB780000-memory.dmp

        memory/4956-16-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp

        memory/4956-17-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-14-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp

        memory/4956-15-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-25-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-116-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-27-0x00007FFCAB770000-0x00007FFCAB780000-memory.dmp

        memory/4956-133-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-26-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-176-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp

        memory/4956-177-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp

        memory/4956-179-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp

        memory/4956-182-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-181-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-180-0x00007FFCED870000-0x00007FFCEDA65000-memory.dmp

        memory/4956-178-0x00007FFCAD8F0000-0x00007FFCAD900000-memory.dmp