limerat | 28f934d0bbd26fbd1755bd03bce10d69f031b79eafffc76b20ec614940c33902

Analysis

max time kernel
163s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2024 09:33

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General

Target

43579219a247f11929666057f045882a.exe
Size

298KB
MD5

43579219a247f11929666057f045882a
SHA1

47726a9fbc0f8d2e3f7731cbe1b58d8deff380d0
SHA256

28f934d0bbd26fbd1755bd03bce10d69f031b79eafffc76b20ec614940c33902
SHA512

ef8531696264efb91a45a4423fe68382fb82dfae81c20393d8bbce9ca6a9df0e6823c21721db04d273eb77a5937e2c65010dacb5beee87c98c416b2cdc359546
SSDEEP

384:7B+Sbj6NKABm6tdAHa1cXqDqKNq73MvDKNrCeJE3WNgqW2VYqo2ASQro3lcEOsjD:lpAs6tdwamiqri45Nn/F/jEAdKPhX

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
Salted__¤Cxp•º×^¼i»%bfŽð9ÈœÉo
antivm
true
c2_url
https://pastebin.com/raw/jJYQvYwp
delay
3
download_payload
false
install
true
install_name
Synapse X.exe
main_folder
AppData
pin_spread
true
sub_folder
\WindowsSys\
usb_spread
true

Signatures

LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
4528	schtasks.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 4528	1808	43579219a247f11929666057f045882a.exe	104
PID 1808 wrote to memory of 4528	1808	43579219a247f11929666057f045882a.exe	104
PID 1808 wrote to memory of 4528	1808	43579219a247f11929666057f045882a.exe	104

C:\Users\Admin\AppData\Local\Temp\43579219a247f11929666057f045882a.exe
"C:\Users\Admin\AppData\Local\Temp\43579219a247f11929666057f045882a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\WindowsSys\Synapse X.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:4528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1808-0-0x0000000074F70000-0x0000000075720000-memory.dmp

Filesize
7.7MB

Download
memory/1808-1-0x0000000000A90000-0x0000000000AE0000-memory.dmp

Filesize
320KB

Download
memory/1808-2-0x00000000054C0000-0x000000000555C000-memory.dmp

Filesize
624KB

Download
memory/1808-3-0x0000000074F70000-0x0000000075720000-memory.dmp

Filesize
7.7MB

Download
memory/1808-4-0x00000000057F0000-0x0000000005856000-memory.dmp

Filesize
408KB

Download
memory/1808-5-0x00000000056E0000-0x00000000056F0000-memory.dmp

Filesize
64KB

Download
memory/1808-6-0x00000000056E0000-0x00000000056F0000-memory.dmp

Filesize
64KB

Download
memory/1808-7-0x0000000006110000-0x00000000066B4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads