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Overview

overview

10

Static

static

3

a7dc766d2c...18.exe

windows7-x64

10

a7dc766d2c...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2024, 12:31

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General

  • Target

    a7dc766d2cc28db55a64623e0b02d54b_JaffaCakes118.exe

  • Size

    92KB

  • MD5

    a7dc766d2cc28db55a64623e0b02d54b

  • SHA1

    29978797065feee25ac250ec63ebb38a1b3b9cf5

  • SHA256

    b6118e5a93ae5d2226e32706966d10d49bdad63786cf97fc2f25512d43bbf381

  • SHA512

    10f1f1ae7334aeb48201e41dac2f95f359ff9155b7c377f1035b8e7616affe5db8b79e0e5c2641d40f8502991b705890560918b6fdf9633861b2a3e8462e1318

  • SSDEEP

    1536:StNQi/tQBpNGMerBfcpSHduJ2b4Tds/q/Ykg7CN/tNupiAK+A09l:n+tQBXderqAAAidb/f+2/ug0D

Score
10/10
limeratrat

Malware Config

Extracted

Family

limerat

Attributes
  • antivm

    false

  • c2_url

    https://pastebin.com/raw/7sALhsP2

  • download_payload

    false

  • install

    false

  • pin_spread

    false

  • usb_spread

    false

Signatures

  • LimeRAT

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

    ratlimerat
  • Limerat family
    limerat
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 55 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.

    persistenceexecution
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7dc766d2cc28db55a64623e0b02d54b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a7dc766d2cc28db55a64623e0b02d54b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\SYSTEM32\schtasks.exe
      schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\helps.exe'"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4696
    • C:\Users\Admin\AppData\Local\Temp\helps.exe
      "C:\Users\Admin\AppData\Local\Temp\helps.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\helps.exe
    Filesize

    92KB

    MD5

    a7dc766d2cc28db55a64623e0b02d54b

    SHA1

    29978797065feee25ac250ec63ebb38a1b3b9cf5

    SHA256

    b6118e5a93ae5d2226e32706966d10d49bdad63786cf97fc2f25512d43bbf381

    SHA512

    10f1f1ae7334aeb48201e41dac2f95f359ff9155b7c377f1035b8e7616affe5db8b79e0e5c2641d40f8502991b705890560918b6fdf9633861b2a3e8462e1318

    Download Submit

  • memory/640-17-0x00007FFA10640000-0x00007FFA11101000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/640-19-0x00007FFA10640000-0x00007FFA11101000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/640-20-0x00007FFA10640000-0x00007FFA11101000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/640-21-0x00007FFA10640000-0x00007FFA11101000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1100-0-0x00007FFA10643000-0x00007FFA10645000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1100-1-0x0000000000180000-0x000000000019E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/1100-2-0x00000000021F0000-0x0000000002202000-memory.dmp

    Filesize

    72KB

    Download

  • memory/1100-3-0x0000000002210000-0x0000000002228000-memory.dmp

    Filesize

    96KB

    Download

  • memory/1100-4-0x00007FFA10640000-0x00007FFA11101000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1100-18-0x00007FFA10640000-0x00007FFA11101000-memory.dmp

    Filesize

    10.8MB

    Download