Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 19:58

General

  • Target

    341b0c1ce9737a12d3ba6d935f3bf846febd62b1ac414f52a2e978769b54a661.exe

  • Size

    300KB

  • MD5

    a44050b2e9518961d9ef9a40f771e670

  • SHA1

    19a229a6e23837e937e6e40a1efebe37ae955333

  • SHA256

    341b0c1ce9737a12d3ba6d935f3bf846febd62b1ac414f52a2e978769b54a661

  • SHA512

    2cfff9d49f97f8632e85b2553d88c5ebbfa325308bdccdc0ceb8cc122f56bc8a9ae1cd4906987030c646001aa0627e668e7fe38bb7883c0221b98d34aaafc6c7

  • SSDEEP

    6144:VjluQoSv4DSIo5R4nM/40yLCwaj1f2saCbCflZhmpzVRni0GNw1XCsfz7:VEQoSfq+lf2DCbCtZ8pDiDsfz7

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 17 IoCs
  • UPX dump on OEP (original entry point) 19 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 19 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 12 IoCs
  • Drops file in Program Files directory 18 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\341b0c1ce9737a12d3ba6d935f3bf846febd62b1ac414f52a2e978769b54a661.exe
    "C:\Users\Admin\AppData\Local\Temp\341b0c1ce9737a12d3ba6d935f3bf846febd62b1ac414f52a2e978769b54a661.exe"
    1⤵
    • Checks computer location settings
    • 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:3520
    • C:\Users\Admin\AppData\Local\Temp\341b0c1ce9737a12d3ba6d935f3bf846febd62b1ac414f52a2e978769b54a661.exe
      "C:\Users\Admin\AppData\Local\Temp\341b0c1ce9737a12d3ba6d935f3bf846febd62b1ac414f52a2e978769b54a661.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4652
      • C:\Users\Admin\AppData\Local\Temp\341b0c1ce9737a12d3ba6d935f3bf846febd62b1ac414f52a2e978769b54a661.exe
        "C:\Users\Admin\AppData\Local\Temp\341b0c1ce9737a12d3ba6d935f3bf846febd62b1ac414f52a2e978769b54a661.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\danish animal beast masturbation fishy .mpg.exe

    Filesize

    1.6MB

    MD5

    c48b91c1fed9495401110ee6feb23ddc

    SHA1

    a1b9eb50ba1a696d2c9bd2ee97ac3954e06080d1

    SHA256

    2c40663d2b6d297b5a4f1c216e541e0942b5fd34c3a5ec1857e850e310340a5f

    SHA512

    70b5acd50f16dd205e50f6ebe54bcc5193984e8dfd8d09e079aaf834ed91b057bd9c9072670b4c976bedc198dafae81eef92b7ccafdaa221c8300410f7c4436c

  • memory/3520-215-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-183-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-209-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-212-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-187-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-191-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-193-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-202-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-233-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-205-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-230-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-218-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-221-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-224-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3520-227-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/4652-184-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/4804-156-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB