limerat | 68d86a6264814df91c2b58dd342fe9451134535d42eecbb623051ae616202912

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
19/12/2024, 08:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ff181c2fde2ed1e091f9cf7a3fb5cb98_JaffaCakes118.jar
Size

166KB
MD5

ff181c2fde2ed1e091f9cf7a3fb5cb98
SHA1

6471bf5f9a09a393eb9b8f64fde1b4c29ab77657
SHA256

68d86a6264814df91c2b58dd342fe9451134535d42eecbb623051ae616202912
SHA512

d18330c101882d0753afa1dbbce29c6479ec165383fac28f836c0cefb90a20e6cfc173eb512d897fe07b4bac9d7301471279b1b1bbff686e1633b2553719c0c2
SSDEEP

3072:92cMABeMv1CGzHNb3Ptbriienc5797SEwj1vSbSBEwemzD4sd4GF:92seMsStDPtPBRSPj1aPcEsb

Score

10^/10

limerat strrat discovery execution persistence rat stealer trojan

Malware Config

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/G9wX4J5m
download_payload
false
install
false
pin_spread
false
usb_spread
false

Signatures

LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat
Limerat family
limerat
STRRAT
STRRAT is a remote access tool than can steal credentials and log keystrokes.
trojan stealer strrat
Strrat family
strrat

Checks computer location settings 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	wscript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	New-Client.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\apcfni.txt	java.exe

Executes dropped EXE 2 IoCs

pid	Process
2180	New-Client.exe
2040	player.exe

Loads dropped DLL 2 IoCs

pid	Process
3012	java.exe
4864	java.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\apcfni = "\"C:\\Users\\Admin\\AppData\\Roaming\\apcfni.txt\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\apcfni = "\"C:\\Users\\Admin\\AppData\\Roaming\\apcfni.txt\""	java.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
28	pastebin.com
29	pastebin.com

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	player.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	New-Client.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings	wscript.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1224	schtasks.exe
3308	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2040	player.exe
Token: SeDebugPrivilege	2040	player.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 4688	2372	java.exe	86
PID 2372 wrote to memory of 4688	2372	java.exe	86
PID 4688 wrote to memory of 4828	4688	wscript.exe	87
PID 4688 wrote to memory of 4828	4688	wscript.exe	87
PID 4688 wrote to memory of 4616	4688	wscript.exe	88
PID 4688 wrote to memory of 4616	4688	wscript.exe	88
PID 4828 wrote to memory of 2180	4828	WScript.exe	89
PID 4828 wrote to memory of 2180	4828	WScript.exe	89
PID 4828 wrote to memory of 2180	4828	WScript.exe	89
PID 4616 wrote to memory of 3012	4616	javaw.exe	91
PID 4616 wrote to memory of 3012	4616	javaw.exe	91
PID 3012 wrote to memory of 696	3012	java.exe	93
PID 3012 wrote to memory of 696	3012	java.exe	93
PID 3012 wrote to memory of 4864	3012	java.exe	94
PID 3012 wrote to memory of 4864	3012	java.exe	94
PID 696 wrote to memory of 1224	696	cmd.exe	97
PID 696 wrote to memory of 1224	696	cmd.exe	97
PID 2180 wrote to memory of 3308	2180	New-Client.exe	100
PID 2180 wrote to memory of 3308	2180	New-Client.exe	100
PID 2180 wrote to memory of 3308	2180	New-Client.exe	100
PID 2180 wrote to memory of 2040	2180	New-Client.exe	102
PID 2180 wrote to memory of 2040	2180	New-Client.exe	102
PID 2180 wrote to memory of 2040	2180	New-Client.exe	102

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

Query Registry
T1012

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\ff181c2fde2ed1e091f9cf7a3fb5cb98_JaffaCakes118.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SYSTEM32\wscript.exe
  wscript C:\Users\Admin\xkxsxewbpw.js
  2⤵
  - Checks computer location settings
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:4688
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\oVxRAoYHJl.js"
    3⤵
    - Checks computer location settings
    - Suspicious use of WriteProcessMemory
    PID:4828
  - - C:\Users\Admin\AppData\Roaming\New-Client.exe
      "C:\Users\Admin\AppData\Roaming\New-Client.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2180
    - - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\player.exe'"
        5⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:3308
    - - C:\Users\Admin\AppData\Roaming\player.exe
        
        "C:\Users\Admin\AppData\Roaming\player.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:2040
- - C:\Program Files\Java\jre-1.8\bin\javaw.exe
    "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\apcfni.txt"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4616
  - - C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\apcfni.txt"
      4⤵
      Drops startup file
      Loads dropped DLL
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:3012
    - - C:\Windows\SYSTEM32\cmd.exe
        
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\apcfni.txt"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:696
      - C:\Windows\system32\schtasks.exe
        
        schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\apcfni.txt"
        6⤵
        Scheduled Task/Job: Scheduled Task
        
        PID:1224
    - - C:\Program Files\Java\jre-1.8\bin\java.exe
        
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\apcfni.txt"
        5⤵
        Loads dropped DLL
        
        PID:4864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna4593331316907090265.dll

Filesize
241KB

MD5
e02979ecd43bcc9061eb2b494ab5af50

SHA1
3122ac0e751660f646c73b10c4f79685aa65c545

SHA256
a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

SHA512
1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-493223053-2004649691-1575712786-1000\83aa4cc77f591dfc2374580bbd95f6ba_755b0f1a-bb38-4bb2-bc7e-240c892146ee

Filesize
45B

MD5
c8366ae350e7019aefc9d1e6e6a498c6

SHA1
5731d8a3e6568a5f2dfbbc87e3db9637df280b61

SHA256
11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

SHA512
33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

Download Submit
C:\Users\Admin\AppData\Roaming\New-Client.exe

Filesize
28KB

MD5
1ad564a6ca1520e8886faffc4e0ff1d4

SHA1
7d3b61daef1afed73838351dbf788448cf88d031

SHA256
2c3a771c2ecbd58409c3f348220c5d9419901e882c61531b68e07b80eb0d3df4

SHA512
b54d6cb92876546c38503e5e673d765f2e323246f5adbaefa83cdc62af6a462d117d3dc183666f902a84575590aa02f94d9997e7783e6f99050c57a710fab441

Download Submit
C:\Users\Admin\AppData\Roaming\apcfni.txt

Filesize
92KB

MD5
d89bd5c794363237602a61b057673299

SHA1
3d37e97124b25fe0c955f880cfc7e0004809e2ac

SHA256
e038e94963e067ccda7e6df50965a117dd14603cddf0082e0759c6eb134549f4

SHA512
106dfa9ca06437317712386852c85d950bd9c07e67fee91a6b3aacce49c7012abfb8dc6dfff74a53203772706e1609fe41d10ecb2c861795ee61fd502bada35d

Download Submit
C:\Users\Admin\AppData\Roaming\oVxRAoYHJl.js

Filesize
53KB

MD5
3bb731a281fc7a55c9c7b8f192568c5a

SHA1
c31fe3483d2210876fd6b60ccbd65b4cc4d340d3

SHA256
1c9ffe5682dcf0a68f10d49d1ac6eea187f8afc2a5b99881654fdd83f37759ef

SHA512
803eef5aacc2d1feef93c5130297faa6af66903682fdd1871c281b6770d0c025e50f61ee3d99c96e146e13b30777efe07bfe5c5d5b2548cdcea26aceca75b683

Download Submit
C:\Users\Admin\lib\jna-5.5.0.jar

Filesize
1.4MB

MD5
acfb5b5fd9ee10bf69497792fd469f85

SHA1
0e0845217c4907822403912ad6828d8e0b256208

SHA256
b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

SHA512
e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

Download Submit
C:\Users\Admin\lib\jna-platform-5.5.0.jar

Filesize
2.6MB

MD5
2f4a99c2758e72ee2b59a73586a2322f

SHA1
af38e7c4d0fc73c23ecd785443705bfdee5b90bf

SHA256
24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

SHA512
b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

Download Submit
C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar

Filesize
4.1MB

MD5
b33387e15ab150a7bf560abdc73c3bec

SHA1
66b8075784131f578ef893fd7674273f709b9a4c

SHA256
2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

SHA512
25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

Download Submit
C:\Users\Admin\lib\system-hook-3.5.jar

Filesize
772KB

MD5
e1aa38a1e78a76a6de73efae136cdb3a

SHA1
c463da71871f780b2e2e5dba115d43953b537daf

SHA256
2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

SHA512
fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

Download Submit
C:\Users\Admin\xkxsxewbpw.js

Filesize
278KB

MD5
429911446e5f159495309d0290cb654c

SHA1
c75f6e784a1be339c92d356e200df1922c3a303b

SHA256
1c8942fcadb3b76905b0b71d267730f1f1bd26befe0d512a3fc8d9bab25b6289

SHA512
28bf47f7d25ce3cab61dda34df71a707824e72370a18f3ebe3f93e14013be17ffc7e61193d8f99f51499337d212fe201d45e2d81e0bb6f3135bb6d75cb4b0789

Download Submit
memory/2372-2-0x0000028E095B0000-0x0000028E09820000-memory.dmp

Filesize
2.4MB

Download
memory/2372-13-0x0000028E07CE0000-0x0000028E07CE1000-memory.dmp

Filesize
4KB

Download
memory/2372-15-0x0000028E095B0000-0x0000028E09820000-memory.dmp

Filesize
2.4MB

Download
memory/3012-158-0x0000029DFA8D0000-0x0000029DFA8D1000-memory.dmp

Filesize
4KB

Download
memory/3012-136-0x0000029DFA8D0000-0x0000029DFA8D1000-memory.dmp

Filesize
4KB

Download
memory/4616-110-0x0000026064C20000-0x0000026064C21000-memory.dmp

Filesize
4KB

Download
memory/4616-48-0x0000026064C20000-0x0000026064C21000-memory.dmp

Filesize
4KB

Download
memory/4616-68-0x0000026064C20000-0x0000026064C21000-memory.dmp

Filesize
4KB

Download
memory/4616-87-0x0000026064C20000-0x0000026064C21000-memory.dmp

Filesize
4KB

Download
memory/4616-88-0x0000026064C20000-0x0000026064C21000-memory.dmp

Filesize
4KB

Download
memory/4616-106-0x0000026064C20000-0x0000026064C21000-memory.dmp

Filesize
4KB

Download
memory/4616-97-0x0000026064C20000-0x0000026064C21000-memory.dmp

Filesize
4KB

Download
memory/4864-181-0x00000281451B0000-0x00000281451B1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads