limerat | 4f9e164785ec4e2b6f3c5c6bcbf30346b0d84e1c1e8f4374bc2042922287e61c

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-08-2024 03:00

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General

Target

c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe
Size

129KB
MD5

c61e10a7b5bcbea57dc615e98382b0c4
SHA1

b9165778176a1f7e4262a778f3695b85bb2b649d
SHA256

4f9e164785ec4e2b6f3c5c6bcbf30346b0d84e1c1e8f4374bc2042922287e61c
SHA512

9dc10990b84ac86d4f913b5fa4b6f7e6470dd95737d5e3391b80ab17f9116c8161092da75b31e0db151c93fc8575f6363ab813e4b63b54fab2d8191b177b1ab5
SSDEEP

3072:IdGU+Mq2clTzTANZoXS1yUEOVO1Kbwu84QQY3lqya:Ia2clHTumBI984lY3lq

Score

10^/10

limerat rat

Malware Config

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.
rat limerat

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

killisrael.exe

pid process

3484 killisrael.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

26 pastebin.com
28 pastebin.com
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exe

pid process

808 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

killisrael.exe

description pid process

Token: SeDebugPrivilege 3484 killisrael.exe
Token: SeDebugPrivilege 3484 killisrael.exe

pid	process
3484	killisrael.exe

flow	ioc
26	pastebin.com
28	pastebin.com

pid	process
808	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	3484	killisrael.exe
Token: SeDebugPrivilege	3484	killisrael.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe

description	pid	process	target process
PID 5104 wrote to memory of 808	5104	c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe	schtasks.exe
PID 5104 wrote to memory of 808	5104	c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe	schtasks.exe
PID 5104 wrote to memory of 3484	5104	c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe	killisrael.exe
PID 5104 wrote to memory of 3484	5104	c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe	killisrael.exe

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:\Users\Admin\AppData\Local\Temp\c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c61e10a7b5bcbea57dc615e98382b0c4_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5104
- 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:808
- 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:3484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
129KB

MD5
c61e10a7b5bcbea57dc615e98382b0c4

SHA1
b9165778176a1f7e4262a778f3695b85bb2b649d

SHA256
4f9e164785ec4e2b6f3c5c6bcbf30346b0d84e1c1e8f4374bc2042922287e61c

SHA512
9dc10990b84ac86d4f913b5fa4b6f7e6470dd95737d5e3391b80ab17f9116c8161092da75b31e0db151c93fc8575f6363ab813e4b63b54fab2d8191b177b1ab5

Download Submit
memory/3484-18-0x00007FFAF6970000-0x00007FFAF7431000-memory.dmp

Filesize
10.8MB

Download
memory/3484-19-0x00007FFAF6970000-0x00007FFAF7431000-memory.dmp

Filesize
10.8MB

Download
memory/3484-20-0x00007FFAF6970000-0x00007FFAF7431000-memory.dmp

Filesize
10.8MB

Download
memory/3484-21-0x00007FFAF6970000-0x00007FFAF7431000-memory.dmp

Filesize
10.8MB

Download
memory/5104-0-0x00007FFAF6973000-0x00007FFAF6975000-memory.dmp

Filesize
8KB

Download
memory/5104-1-0x0000000000D20000-0x0000000000D46000-memory.dmp

Filesize
152KB

Download
memory/5104-2-0x00007FFAF6970000-0x00007FFAF7431000-memory.dmp

Filesize
10.8MB

Download
memory/5104-3-0x0000000001620000-0x0000000001630000-memory.dmp

Filesize
64KB

Download
memory/5104-4-0x0000000001630000-0x000000000164A000-memory.dmp

Filesize
104KB

Download
memory/5104-17-0x00007FFAF6970000-0x00007FFAF7431000-memory.dmp

Filesize
10.8MB

Download