Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2024, 02:36

General

  • Target

    b225022fcfc175a276f3803d977b6a6c.exe

  • Size

    48KB

  • MD5

    b225022fcfc175a276f3803d977b6a6c

  • SHA1

    a04a4354315a9d8df0e4d8b8313c8ec6c5776dd8

  • SHA256

    270c73e1b6ab5cf8216f08932fc656f17726d3985e126ce212c5a3d081ea128b

  • SHA512

    f315d0a475c6bfb04559f6238d2c4e5d52f68eafbfb907647c6f847c0128690a2d72b31126fe6ed870b6d6eb35c5485ae5959e5bb7b161cfc0d236b17032f676

  • SSDEEP

    768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6D8jnPxyV4tFVgQif:bIDOw9a0Dwo3P1ojvUSD4PRtFVgD

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b225022fcfc175a276f3803d977b6a6c.exe
    "C:\Users\Admin\AppData\Local\Temp\b225022fcfc175a276f3803d977b6a6c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Users\Admin\AppData\Local\Temp\lossy.exe
      "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
      2⤵
      • Executes dropped EXE
      PID:1888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\lossy.exe

    Filesize

    48KB

    MD5

    9189b209696496c22509878b101f6b8e

    SHA1

    f48477d1ad85d69377973e61f0328bfe365c8866

    SHA256

    232091c2d4c3e7532d9c146a16919baca7862df79fe12e7e3bfb562b19c05447

    SHA512

    afde4fd70f892c6df802f10b677c8f5a1e64bf0b1bfd9cdeae2ad8fdd784738ee4113beac616ef78e377eba1e11e2e8b5a3c9b8c3b78b7c61315b70f7946a7fd

  • memory/1888-17-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/1888-15-0x0000000000470000-0x0000000000476000-memory.dmp

    Filesize

    24KB

  • memory/2996-0-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2996-1-0x0000000000270000-0x0000000000276000-memory.dmp

    Filesize

    24KB

  • memory/2996-7-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB