Overview

overview

10

Static

static

10

3964ec1be4...cb.exe

windows7-x64

9

3964ec1be4...cb.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22/04/2024, 20:56

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General

  • Target

    3964ec1be457ae1081e7a289fd17a52cdf2a6bd7f84a2e1c806f9d40064537cb.exe

  • Size

    116KB

  • MD5

    3c60e3d08979347de939a3015b29b43c

  • SHA1

    66cdac7b29b7d8d37d3bdc5346869bcbf38b49d0

  • SHA256

    3964ec1be457ae1081e7a289fd17a52cdf2a6bd7f84a2e1c806f9d40064537cb

  • SHA512

    dcbba95cdeef577280be4e644aae3de11471514b762ed112aa9bfc2eda1db408ffd0487d9c2b9adc9e09bb377fcc8df0f80571727abacad6c1667426326b1dd5

  • SSDEEP

    3072:YjbLl/gvQoutP1Tj4mYWR/R4nkPR/1aVuyJAimv1r9d5ZiZ:YjluQoStIo5R4nM/40yJarI

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 4 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.

    spywarestealer
  • UPX packed file 8 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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\3964ec1be457ae1081e7a289fd17a52cdf2a6bd7f84a2e1c806f9d40064537cb.exe
    "C:\Users\Admin\AppData\Local\Temp\3964ec1be457ae1081e7a289fd17a52cdf2a6bd7f84a2e1c806f9d40064537cb.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:1972
    • C:\Users\Admin\AppData\Local\Temp\3964ec1be457ae1081e7a289fd17a52cdf2a6bd7f84a2e1c806f9d40064537cb.exe
      "C:\Users\Admin\AppData\Local\Temp\3964ec1be457ae1081e7a289fd17a52cdf2a6bd7f84a2e1c806f9d40064537cb.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Users\Admin\AppData\Local\Temp\3964ec1be457ae1081e7a289fd17a52cdf2a6bd7f84a2e1c806f9d40064537cb.exe
        "C:\Users\Admin\AppData\Local\Temp\3964ec1be457ae1081e7a289fd17a52cdf2a6bd7f84a2e1c806f9d40064537cb.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\gay [bangbus] redhair .mpg.exe
    Filesize

    283KB

    MD5

    6483a13037bd8f3dc2fb1f8f0cc7532d

    SHA1

    02bdb403e68cc8a3dda62b75949d50ee6611c199

    SHA256

    5903bd8c0e66a3a52eb80050fb217dc6b2e62d79ea20fa97132e1508fa331a77

    SHA512

    de375b3e9c2e886bc4dcc93384d1267f1cf5d48edd7a9f046740aef498de9da8cb62f7fafa2cc034f1b54b14e4e3bfd512ef21fa1ee51bb720ad8aace8cf7593

    Download Submit

  • memory/1972-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/1972-60-0x0000000004F70000-0x0000000004F8E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/1972-108-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/1972-110-0x0000000004F70000-0x0000000004F8E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2564-61-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2564-90-0x0000000004A90000-0x0000000004AAE000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2564-111-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2564-112-0x0000000004A90000-0x0000000004AAE000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2752-91-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2752-113-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download