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Resubmissions

07/07/2024, 14:00

240707-rbbceatdkm 7

07/07/2024, 13:58

240707-q962astdjn 7

Analysis

  • max time kernel
    71s
  • max time network
    80s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240704-en
  • resource tags

    arch:x64arch:x86image:win11-20240704-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    07/07/2024, 13:58

General

  • Target

    TLauncher-Installer-1.4.8.exe

  • Size

    24.1MB

  • MD5

    ff77de2eb5a4366f68735e22ce263d3c

  • SHA1

    8758fe1d1ab6359e3011a41e35529185f75a0b99

  • SHA256

    d896da5d7f9f64d5375d41081a29f93dce7bf14c1974c9cde8979ee7a98b522f

  • SHA512

    30ef806a6dd951ae33e05e40f99577675bc4dfab0a8fe6d239ebbb46e026899484e140af36e41959ea29886e54d49022cbe5c7e4dcdaffcdab67ae85f7976e60

  • SSDEEP

    786432:WKqHyU7V5bJmM9irrKJBH5lFRqH0fYk/pUJ8a:WKay+sMQPKJBZlCUfYSpUJ8

Score
7/10

Malware Config

Signatures

  • 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 for any installed AV software in registry 1 TTPs 2 IoCs
  • 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-Installer-1.4.8.exe
    "C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.4.8.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1684
    • 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-Installer-1.4.8.exe" "__IRCT:3" "__IRTSS:25232442" "__IRSID:S-1-5-21-1945933150-1754111531-3454729080-1000"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks for any installed AV software in registry
      • Suspicious use of SetWindowsHookEx
      PID:4160
  • C:\Windows\SysWOW64\werfault.exe
    werfault.exe /h /shared Global\bf8c6deb96db4eb6a9fb092442df8a20 /t 1904 /p 4160
    1⤵
      PID:4112

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\200.ico

      Filesize

      116KB

      MD5

      e043a9cb014d641a56f50f9d9ac9a1b9

      SHA1

      61dc6aed3d0d1f3b8afe3d161410848c565247ed

      SHA256

      9dd7020d04753294c8fb694ac49f406de9adad45d8cdd43fefd99fec3659e946

      SHA512

      4ae5df94fd590703b7a92f19703d733559d600a3885c65f146db04e8bbf6ead9ab5a1748d99c892e6bde63dd4e1592d6f06e02e4baf5e854c8ce6ea0cce1984f

    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\BrowserInstaller.exe

      Filesize

      1.6MB

      MD5

      199e6e6533c509fb9c02a6971bd8abda

      SHA1

      b95e5ef6c4c5a15781e1046c9a86d7035f1df26d

      SHA256

      4257d06e14dd5851e8ac75cd4cbafe85db8baec17eaebd8f8a983b576cd889f8

      SHA512

      34d90fa78bd5c26782d16421e634caec852ca74b85154b2a3499bc85879fc183402a7743dd64f2532b27c791df6e9dd8113cc652dcb0cdf3beae656efe79c579

    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRIMG49.BMP

      Filesize

      1.8MB

      MD5

      5c9fb63e5ba2c15c3755ebbef52cabd2

      SHA1

      79ce7b10a602140b89eafdec4f944accd92e3660

      SHA256

      54ee86cd55a42cfe3b00866cd08defee9a288da18baf824e3728f0d4a6f580e7

      SHA512

      262c50e018fd2053afb101b153511f89a77fbcfd280541d088bbfad19a9f3e54471508da8b56c90fe4c1f489b40f9a8f4de66eac7f6181b954102c6b50bdc584

    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRZip.lmd

      Filesize

      1.7MB

      MD5

      dabd469bae99f6f2ada08cd2dd3139c3

      SHA1

      6714e8be7937f7b1be5f7d9bef9cc9c6da0d9e9b

      SHA256

      89acf7a60e1d3f2bd7804c0cd65f8c90d52606d2a66906c8f31dce2e0ea66606

      SHA512

      9c5fd1c8f00c78a6f4fd77b75efae892d1cb6baa2e71d89389c659d7c6f8b827b99cecadb0d56c690dd7b26849c6f237af9db3d1a52ae8531d67635b5eff5915

    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\Wow64.lmd

      Filesize

      97KB

      MD5

      da1d0cd400e0b6ad6415fd4d90f69666

      SHA1

      de9083d2902906cacf57259cf581b1466400b799

      SHA256

      7a79b049bdc3b6e4d101691888360f4f993098f3e3a8beefff4ac367430b1575

      SHA512

      f12f64670f158c2e846e78b7b5d191158268b45ecf3c288f02bbee15ae10c4a62e67fb3481da304ba99da2c68ac44d713a44a458ef359db329b6fef3d323382a

    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

      Filesize

      1.2MB

      MD5

      b5043eda3b89c980a4957f3667d7d53b

      SHA1

      2c0a4c924a255e57cd00dc65ff5fe2db45050d49

      SHA256

      6041dcdad508a9063d182479cf2f25d75b4bc38cb3f0c6f2067843a6b7dcfa08

      SHA512

      b3b85f7d023b6b59409721d5c4016d436319dee693d036d4498dc68d46a778bdefc7b35aee661a9a1e179ac2fa469dc47c4d5cc45c17df3893b5404eccafbd71

    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll

      Filesize

      325KB

      MD5

      c333af59fa9f0b12d1cd9f6bba111e3a

      SHA1

      66ae1d42b2de0d620fe0b7cc6e1c718c6c579ed0

      SHA256

      fad540071986c59ec40102c9ca9518a0ddce80cf39eb2fd476bb1a7a03d6eb34

      SHA512

      2f7e2e53ba1cb9ff38e580da20d6004900494ff7b7ae0ced73c330fae95320cf0ab79278e7434272e469cb4ea2cbbd5198d2cd305dc4b75935e1ca686c6c7ff4

    • memory/4160-12-0x0000000000F50000-0x0000000001339000-memory.dmp

      Filesize

      3.9MB

    • memory/4160-681-0x0000000010000000-0x0000000010051000-memory.dmp

      Filesize

      324KB

    • memory/4160-682-0x0000000007480000-0x0000000007483000-memory.dmp

      Filesize

      12KB

    • memory/4160-706-0x0000000000F50000-0x0000000001339000-memory.dmp

      Filesize

      3.9MB

    • memory/4160-707-0x0000000010000000-0x0000000010051000-memory.dmp

      Filesize

      324KB