Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2023 10:23

General

  • Target

    043c61b8a76334ad6d6a0c54e20343f4.exe

  • Size

    75KB

  • MD5

    043c61b8a76334ad6d6a0c54e20343f4

  • SHA1

    30f59cbc3a37a73c3639781be6b0f8d87000ab9b

  • SHA256

    deed0b5cab2da69b09bdfba22ee202bd65a035654bed86bab1f3e52f168d682c

  • SHA512

    ff0e7d6c48070efff7b5b0e50723183885fb48192356153d90efa3a0f70cfe86d935ae425dc3ef546af5b3c0371359ddf7a44f7a41b960271a5b2289e264b50d

  • SSDEEP

    1536:dZ8yh449pbbX9ydnfTjvrXoqAExrj2nOyM0pCpPnguvU9tj3hzlpVdcis:dbp9pEXjo8j2ZIvU9LIi

Score
10/10

Malware Config

Extracted

Family

limerat

Attributes
  • aes_key

    xxx

  • antivm

    false

  • c2_url

    https://pastebin.com/raw/K8n9JYwS

  • delay

    3

  • download_payload

    false

  • install

    false

  • install_name

    Wservices.exe

  • main_folder

    Temp

  • pin_spread

    false

  • sub_folder

    \

  • usb_spread

    false

Signatures

  • LimeRAT

    Simple yet powerful RAT for Windows machines written in .NET.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\043c61b8a76334ad6d6a0c54e20343f4.exe
    "C:\Users\Admin\AppData\Local\Temp\043c61b8a76334ad6d6a0c54e20343f4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2204
    • \??\c:\windows\SysWOW64\notepad.exe
      "c:\windows\system32\notepad.exe"
      2⤵
        PID:2316

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2316-0-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2316-1-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2316-2-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2316-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2316-4-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB