Analysis

  • max time kernel
    144s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    16-07-2024 06:18

General

  • Target

    4d22cfac14da3907e94b3825ac4875b5_JaffaCakes118.exe

  • Size

    116KB

  • MD5

    4d22cfac14da3907e94b3825ac4875b5

  • SHA1

    4cb321980a55116ba0d35b21aaf1fe7e08250e70

  • SHA256

    e01a285adbb9fd9e374eb939ae1f0685a10e2ceb480d8e8b88c88575c0a5b698

  • SHA512

    8a20b57040873d11aa35cf3dbd8d25888cd7dc0ff3577697f085b6d96e00b4a04b2f0b52950dd90f45883cfb382fffde4c8cad9dbec9e72710e702847f9c2733

  • SSDEEP

    3072:2x7XWKnCVQPF2UnX2mkpzT2qWWYQhRrKH:28KCy/nVkBdDx

Score
10/10

Malware Config

Extracted

Family

limerat

Attributes
  • aes_key

    killisrael

  • antivm

    false

  • c2_url

    https://pastebin.com/raw/v9J7B6vz

  • delay

    3

  • download_payload

    false

  • install

    true

  • install_name

    killisrael.exe

  • main_folder

    Temp

  • pin_spread

    false

  • sub_folder

    \

  • usb_spread

    false

Extracted

Family

limerat

Attributes
  • antivm

    false

  • c2_url

    https://pastebin.com/raw/v9J7B6vz

  • download_payload

    false

  • install

    false

  • pin_spread

    false

  • usb_spread

    false

Signatures

  • LimeRAT

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

  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d22cfac14da3907e94b3825ac4875b5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4d22cfac14da3907e94b3825ac4875b5_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\Windows\system32\schtasks.exe
      schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\killisrael.exe'"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3048
    • C:\Users\Admin\AppData\Local\Temp\killisrael.exe
      "C:\Users\Admin\AppData\Local\Temp\killisrael.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\killisrael.exe

    Filesize

    116KB

    MD5

    4d22cfac14da3907e94b3825ac4875b5

    SHA1

    4cb321980a55116ba0d35b21aaf1fe7e08250e70

    SHA256

    e01a285adbb9fd9e374eb939ae1f0685a10e2ceb480d8e8b88c88575c0a5b698

    SHA512

    8a20b57040873d11aa35cf3dbd8d25888cd7dc0ff3577697f085b6d96e00b4a04b2f0b52950dd90f45883cfb382fffde4c8cad9dbec9e72710e702847f9c2733

  • memory/2052-0-0x000007FEF5A23000-0x000007FEF5A24000-memory.dmp

    Filesize

    4KB

  • memory/2052-1-0x0000000000D60000-0x0000000000D84000-memory.dmp

    Filesize

    144KB

  • memory/2052-2-0x0000000000240000-0x0000000000248000-memory.dmp

    Filesize

    32KB

  • memory/2052-3-0x000007FEF5A20000-0x000007FEF640C000-memory.dmp

    Filesize

    9.9MB

  • memory/2052-4-0x0000000000260000-0x000000000026C000-memory.dmp

    Filesize

    48KB

  • memory/2052-11-0x000007FEF5A20000-0x000007FEF640C000-memory.dmp

    Filesize

    9.9MB

  • memory/2656-10-0x00000000009C0000-0x00000000009E4000-memory.dmp

    Filesize

    144KB

  • memory/2656-12-0x000007FEF5A20000-0x000007FEF640C000-memory.dmp

    Filesize

    9.9MB

  • memory/2656-13-0x000007FEF5A20000-0x000007FEF640C000-memory.dmp

    Filesize

    9.9MB

  • memory/2656-14-0x000007FEF5A20000-0x000007FEF640C000-memory.dmp

    Filesize

    9.9MB