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Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    10/04/2024, 20:44

General

  • Target

    3bc3db003e3e5b04067117e82a5085a26771350353a361f185492de5fe10d7ea.exe

  • Size

    1.7MB

  • MD5

    fc61df7c3c7d2c6896548aff9b2a2cd7

  • SHA1

    611ed89cc8cbe0361310c3b971454c1c2225dbd6

  • SHA256

    3bc3db003e3e5b04067117e82a5085a26771350353a361f185492de5fe10d7ea

  • SHA512

    023976daef1474e0e84535af0cfb85889f04d96b80442c803689acf6f30a685aa8cde588571ff85b83e901ff2f47f3ef70fb8c7f763f1ce93fccff9614c7f64a

  • SSDEEP

    49152:9TQDDpLhp7GMnMxsD8IJwKQ2yN96KCJ5inW1Ccx7:GDD9yMnMxjcxQP+KmV

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 17 IoCs
  • UPX dump on OEP (original entry point) 20 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 20 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\3bc3db003e3e5b04067117e82a5085a26771350353a361f185492de5fe10d7ea.exe
    "C:\Users\Admin\AppData\Local\Temp\3bc3db003e3e5b04067117e82a5085a26771350353a361f185492de5fe10d7ea.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:2168
    • C:\Users\Admin\AppData\Local\Temp\3bc3db003e3e5b04067117e82a5085a26771350353a361f185492de5fe10d7ea.exe
      "C:\Users\Admin\AppData\Local\Temp\3bc3db003e3e5b04067117e82a5085a26771350353a361f185492de5fe10d7ea.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2452
      • C:\Users\Admin\AppData\Local\Temp\3bc3db003e3e5b04067117e82a5085a26771350353a361f185492de5fe10d7ea.exe
        "C:\Users\Admin\AppData\Local\Temp\3bc3db003e3e5b04067117e82a5085a26771350353a361f185492de5fe10d7ea.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\british bukkake public titts blondie .avi.exe

    Filesize

    1.5MB

    MD5

    5af5ff5121cd5d151303334410b4f85a

    SHA1

    d536c823a9f0d428fef64aa8e1bd38c75a377a5c

    SHA256

    9a716694e71ab61d4c1a04253244e1d0a89edd58e2673e78816847cbc5a70597

    SHA512

    c32fdea1ea24b52e1c7ff33d03b6c5ba96bc7f54fa84ad1e2945a1818423f14556fb01fc2d0fffd4bf0bb15760baf1ee2f81368a1359f06890ffa161e204c2a2

  • C:\debug.txt

    Filesize

    183B

    MD5

    0571a41028eb17e2879204b20673715b

    SHA1

    eafa59badcd87ffa95eeca09dc54084abebebfa3

    SHA256

    c8af38b82872539b0183bb05084332d064e6d6b77f974a3115876773f332db0e

    SHA512

    3682d04d359fe516caf245fdf9746de048795f0134e3e43faf0adabf4c12a9b5a4c6af9f0a5ba716dc91926a172ff4a656fffeb61a76f3ac7cd6c007f75a03e8

  • memory/1520-90-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1520-104-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-127-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-116-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-94-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-145-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-142-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-77-0x0000000004630000-0x000000000464F000-memory.dmp

    Filesize

    124KB

  • memory/2168-105-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-106-0x0000000004630000-0x000000000464F000-memory.dmp

    Filesize

    124KB

  • memory/2168-139-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-110-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-113-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-136-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-121-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-124-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-130-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-133-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2452-89-0x0000000004A90000-0x0000000004AAF000-memory.dmp

    Filesize

    124KB

  • memory/2452-109-0x0000000004A90000-0x0000000004AAF000-memory.dmp

    Filesize

    124KB

  • memory/2452-103-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2452-78-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB