Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 23:47

General

  • Target

    9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.exe

  • Size

    674KB

  • MD5

    cb9afff5d9882cd99e5f79bbdf339469

  • SHA1

    9a6fd141585e4b901186b2da6eab6fbd7c7aae54

  • SHA256

    9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202

  • SHA512

    139f081f40e74cc609d6074c33cdd6a8f6daa735c45372d0c68841adab0f567e47757818bf57bea0db8ab3905e4d15f0ea1bf8e47aee636a2d5aa85e0a437dbd

  • SSDEEP

    12288:bEQoSx0qhVENb1rYokTQzHB0rD/FpCxwC2bjkR8lpmkNxfkuz2KBC+6gA:bHvWN1Yo/2DtpCxF2bwDWsuSKBwX

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 1 IoCs
  • UPX dump on OEP (original entry point) 5 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 5 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.exe
    "C:\Users\Admin\AppData\Local\Temp\9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.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:2280
    • C:\Users\Admin\AppData\Local\Temp\9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.exe
      "C:\Users\Admin\AppData\Local\Temp\9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1692
      • C:\Users\Admin\AppData\Local\Temp\9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.exe
        "C:\Users\Admin\AppData\Local\Temp\9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1412
    • C:\Users\Admin\AppData\Local\Temp\9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.exe
      "C:\Users\Admin\AppData\Local\Temp\9abc124e6f1f0ee51e7d1e7fe273c698a541f392cb5864ddd786112cd3d3c202.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\fucking [milf] cock upskirt (Melissa).rar.exe

    Filesize

    1.6MB

    MD5

    dd0034bd96fd5785700bccfc8f1f61b3

    SHA1

    c5c253b9eea5822a26457baadafd4ec87a43732f

    SHA256

    c8d841e0bfe3e2d9e0d8b30dd9d93d0034702baac4d2f4356e645fffd52f0dc5

    SHA512

    5a150536fcf0a6e76a5538a79323595218ed052e096be46176c6012342e80c38eaf09f5e7c0b9648a617b69e5a160170563d766e8bf4ad283ada643e50a2fa75

  • memory/1412-168-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1692-96-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2280-0-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/3092-170-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB