Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/04/2024, 19:09

General

  • Target

    1bea9a2d133def3bd420103c619e8c81eb6d0063218ba76617eaa2d87bbbda40.exe

  • Size

    2.0MB

  • MD5

    39648dbb7e3070751eb1247276dac0d5

  • SHA1

    2d42a85723cf9b5fc111964fd53c4f492551057e

  • SHA256

    1bea9a2d133def3bd420103c619e8c81eb6d0063218ba76617eaa2d87bbbda40

  • SHA512

    5950c298b15585f8b5927919dc3b150b83be3fb34ad9c61a40f71eb3a68036954d9d7431993310703a5b09167a0d0050ff55ce0016eed9faf1d7ca7664c24879

  • SSDEEP

    24576:60a0AXg7M5UXGB8uA4DuA4kMvrjrT2s3zfxI4VsXoEqH2zC6vUMItNhEaPj3IHRJ:Ba0gHgn4DakI/5zfeoPGr3IjONrHt

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 3 IoCs
  • UPX dump on OEP (original entry point) 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 7 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1bea9a2d133def3bd420103c619e8c81eb6d0063218ba76617eaa2d87bbbda40.exe
    "C:\Users\Admin\AppData\Local\Temp\1bea9a2d133def3bd420103c619e8c81eb6d0063218ba76617eaa2d87bbbda40.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Users\Admin\AppData\Local\Temp\1bea9a2d133def3bd420103c619e8c81eb6d0063218ba76617eaa2d87bbbda40.exe
      "C:\Users\Admin\AppData\Local\Temp\1bea9a2d133def3bd420103c619e8c81eb6d0063218ba76617eaa2d87bbbda40.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2720
      • C:\Users\Admin\AppData\Local\Temp\1bea9a2d133def3bd420103c619e8c81eb6d0063218ba76617eaa2d87bbbda40.exe
        "C:\Users\Admin\AppData\Local\Temp\1bea9a2d133def3bd420103c619e8c81eb6d0063218ba76617eaa2d87bbbda40.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:764

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files\Windows Sidebar\Shared Gadgets\tyrkish kicking bukkake catfight titts .rar.exe

          Filesize

          785KB

          MD5

          e3c2c4a4755bddd8af4485395e024dee

          SHA1

          d993e99ef1402c51fc22bba45c11e8747645b91f

          SHA256

          18184e1924e6d24e02da6e528aa73e6ad41eabe593a4e82418273ffeb63ef09c

          SHA512

          b57e3a448b38df0f0940d1dea5a7f0cb92e2ad6305068b0d5cb0320120b2dc1e08635b12359fc241332a1f98f8e357487c920695f3e804df122af6d3777d9374

        • C:\debug.txt

          Filesize

          183B

          MD5

          71a61490e99e891bbe7449dfde3007ae

          SHA1

          a08a423cad352c5c873b099798dd44f491cc51c8

          SHA256

          717a6c7e9710ab90b7d8d349c08e7c847d8205cf45bc7002ad13176d26e443d7

          SHA512

          27438107ed6b063fc8945c78f63c8785dd96aecd533a1c62263513f2bd6f22dbece4c869a67b4ea85dd1e0c7630c0f13264a5720441cf8b67cdd981bae3df650

        • memory/764-90-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/764-111-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2720-55-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2720-89-0x00000000045B0000-0x00000000045D1000-memory.dmp

          Filesize

          132KB

        • memory/2720-109-0x00000000045B0000-0x00000000045D1000-memory.dmp

          Filesize

          132KB

        • memory/2796-0-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2796-54-0x0000000005D60000-0x0000000005D81000-memory.dmp

          Filesize

          132KB

        • memory/2796-106-0x0000000000400000-0x0000000000421000-memory.dmp

          Filesize

          132KB

        • memory/2796-108-0x0000000005D60000-0x0000000005D81000-memory.dmp

          Filesize

          132KB