Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07-04-2024 21:01

General

  • Target

    5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.exe

  • Size

    396KB

  • MD5

    0921286de85bd59e9f3285122027b14f

  • SHA1

    e0c43b12b9000ab393b9c368d51e6e57eda07444

  • SHA256

    5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7

  • SHA512

    202c25a6560661e159c95bcc8f75b486c7ad5fd13eecc5338e05e06e5504c54c3f2d5744b6735b9564be67266b7cb5587d704fefd364376dc4fdbfc09786f80e

  • SSDEEP

    12288:7EQoSaqhTHzItN4fGbNyikSQXYjJoPXTAW91Ad4cN:7rLCzKJI4dAj

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 5 IoCs
  • UPX dump on OEP (original entry point) 8 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 8 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.exe
    "C:\Users\Admin\AppData\Local\Temp\5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.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:1440
    • C:\Users\Admin\AppData\Local\Temp\5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.exe
      "C:\Users\Admin\AppData\Local\Temp\5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Users\Admin\AppData\Local\Temp\5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.exe
        "C:\Users\Admin\AppData\Local\Temp\5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2888
    • C:\Users\Admin\AppData\Local\Temp\5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.exe
      "C:\Users\Admin\AppData\Local\Temp\5103c77d87b036647faa0fb674dedab0f07ec48bd8fa9e2264a7c56e6296c2d7.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\fucking full movie (Karin).rar.exe

    Filesize

    1.1MB

    MD5

    bab5705b483677e9475d93107df27060

    SHA1

    18b0f48df159564594bce35fb13a3f93757fc40d

    SHA256

    2b766654ce75bda74c4969a38f3c466b56e2803862c7c1bdea92b337b20f12fa

    SHA512

    885462d59c4d896b7db91e9af7112d53fffb586086f0e061d0e9a6006a0a6b5de6012e384abb344469d5d6962e74ac8272596dc807bc6defaab28130331dd9d9

  • C:\debug.txt

    Filesize

    183B

    MD5

    01cc87347c523872661602be8a5882b0

    SHA1

    d9f6a594eb2dfcd9bf5f20a90d6c6cc83ca6a4fe

    SHA256

    387ff612f7134019550cc84bddca14abcb6650b8bb69e6a37a47c8b505ea6247

    SHA512

    25ca49a54235cfeb0cbe09184faac2278f0c4e1358d647a581b88d9d1b716b5a75054f2d9b1c66fb27ce5023b436e4f49c1130aafdcea2668f9d39418c5f290e

  • memory/1440-96-0x00000000046B0000-0x00000000046CF000-memory.dmp

    Filesize

    124KB

  • memory/1440-9-0x00000000046B0000-0x00000000046CF000-memory.dmp

    Filesize

    124KB

  • memory/1440-54-0x00000000046B0000-0x00000000046CF000-memory.dmp

    Filesize

    124KB

  • memory/1440-95-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1440-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2072-55-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2072-102-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2612-53-0x00000000045C0000-0x00000000045DF000-memory.dmp

    Filesize

    124KB

  • memory/2612-99-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2612-11-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2888-56-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB