Analysis

  • max time kernel
    292s
  • max time network
    268s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    02/04/2024, 03:57

General

  • Target
    TLauncher-2.899-Installer-1.3.1.exe
  • Size 25.4MB
  • Sample240402-eh6exage45
  • SHA256 3640227b80b8742c811f8ef399ccf1018d21224920e76239136d569db12a6244
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 3 IoCs

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

  • 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).

  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TLauncher-2.899-Installer-1.3.1.exe
    "C:\Users\Admin\AppData\Local\Temp\TLauncher-2.899-Installer-1.3.1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
      "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1773458 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\TLauncher-2.899-Installer-1.3.1.exe" "__IRCT:3" "__IRTSS:26611457" "__IRSID:S-1-5-21-1497073144-2389943819-3385106915-1000"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:3236

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        200.ico

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\200.ico
        • Size 116KB
        • SHA256 9dd7020d04753294c8fb694ac49f406de9adad45d8cdd43fefd99fec3659e946
        • MD5 SHA1 SHA512 SSDEEP

        BrowserInstaller.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\BrowserInstaller.exe
        • Size 1.6MB
        • SHA256 e7c5072ec60d32022b3c818c527ad86f4985837a4f0e9fc6477f54ae86d9f1c9
        • MD5 SHA1 SHA512 SSDEEP

        IRZip.lmd

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRZip.lmd
        • Size 1.7MB
        • SHA256 89acf7a60e1d3f2bd7804c0cd65f8c90d52606d2a66906c8f31dce2e0ea66606
        • MD5 SHA1 SHA512 SSDEEP

        Wow64.lmd

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\Wow64.lmd
        • Size 97KB
        • SHA256 7a79b049bdc3b6e4d101691888360f4f993098f3e3a8beefff4ac367430b1575
        • MD5 SHA1 SHA512 SSDEEP

        irsetup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
        • Size 1.2MB
        • SHA256 abd8a1242e302f0b7067d5bed8fc89ad16136d12e27284911740305708824a69
        • MD5 SHA1 SHA512 SSDEEP

        lua5.1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll
        • Size 325KB
        • SHA256 fad540071986c59ec40102c9ca9518a0ddce80cf39eb2fd476bb1a7a03d6eb34
        • MD5 SHA1 SHA512 SSDEEP

        memory/3236-14-0x0000000000680000-0x0000000000A69000-memory.dmp

        memory/3236-573-0x0000000010000000-0x0000000010051000-memory.dmp

        memory/3236-579-0x00000000071D0000-0x00000000071D3000-memory.dmp

        memory/3236-598-0x0000000000680000-0x0000000000A69000-memory.dmp

        memory/3236-599-0x0000000010000000-0x0000000010051000-memory.dmp

        memory/3236-623-0x0000000010000000-0x0000000010051000-memory.dmp

        memory/3236-625-0x0000000010000000-0x0000000010051000-memory.dmp