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Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 23:14

General

  • Target

    b04571fa81d48387fc39a6e156a014ea.exe

  • Size

    1.3MB

  • MD5

    b04571fa81d48387fc39a6e156a014ea

  • SHA1

    ae94cca44f04f4595aea1ad55dc54aa0d693aa9e

  • SHA256

    5ff952a681d31d7f2dad201fd23572dc39c07a89530434c6a2f4097f76ee321a

  • SHA512

    2ba3e049d04d5f7b05ee6fc35beec3fa8e0c63b6052705ad0dd556e8a694cc6a28026f662ee2fcc602fba9e0b189cd42203ee10dcf37729677cf9631d931832e

  • SSDEEP

    24576:lUT8TXG014m5VZMn2/8ipWybZIFEAoje3Q4sOY78dex2oVuJKbmOnF4S:+uG0mm/ZEPiWaaGOYoOuJOPFb

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 21 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\b04571fa81d48387fc39a6e156a014ea.exe
    "C:\Users\Admin\AppData\Local\Temp\b04571fa81d48387fc39a6e156a014ea.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:1276
    • C:\Users\Admin\AppData\Local\Temp\b04571fa81d48387fc39a6e156a014ea.exe
      "C:\Users\Admin\AppData\Local\Temp\b04571fa81d48387fc39a6e156a014ea.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2660
      • C:\Users\Admin\AppData\Local\Temp\b04571fa81d48387fc39a6e156a014ea.exe
        "C:\Users\Admin\AppData\Local\Temp\b04571fa81d48387fc39a6e156a014ea.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\american handjob sperm [bangbus] leather .zip.exe

    Filesize

    764KB

    MD5

    158e91d187283c0fd88732414a8374a5

    SHA1

    2ea5b50e6a1baf94ee21c177822b40c786c1b4b7

    SHA256

    005bceea723d47d934df487934ebe188054557e2c7ed110e43aac55624d146fc

    SHA512

    705d69d909ba6f87a5948d386e1f83fdc502e08a322e2286b931e325f8d656393c1b3875e3138db156847420ff654a4b7ac2a87a2406f66509a766f8e10b3e58

  • C:\debug.txt

    Filesize

    183B

    MD5

    18d921512e00853f8ad2e21993045d93

    SHA1

    682ca191fd8484272928b43ec16aec600b225d91

    SHA256

    0b84c13c8a9fa608e99b2537177a79929d7fa90345455fd70a7f1bc9dcd06c46

    SHA512

    7db95900b92e91fdc9a812d9c457af0c58e094e13a3dc2cb23929b0e0b371d36106c3f74a21f24bbbfc2d0aae376ae788303f19dc32cc76ff0860329527a5fce

  • memory/1276-108-0x00000000051B0000-0x00000000051CB000-memory.dmp

    Filesize

    108KB

  • memory/1276-106-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-146-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-143-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-140-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-65-0x00000000051B0000-0x00000000051CB000-memory.dmp

    Filesize

    108KB

  • memory/1276-114-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-111-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-107-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-137-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-0-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-134-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-117-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-122-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-125-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-128-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1276-131-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1648-105-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1648-91-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2660-66-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2660-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2660-90-0x00000000044A0000-0x00000000044BB000-memory.dmp

    Filesize

    108KB