limerat | 9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af

Analysis

max time kernel
149s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240214-en
resource tags

arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
submitted
27-03-2024 12:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe
Size

28KB
MD5

e3c80bd4160a930c6a18814bd404f114
SHA1

ba054718db83cb3bc88cbffc0e744f970284012a
SHA256

9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af
SHA512

44e1555c5676e7e861a7156cc6c1d0a1d2c07596445f6d468b26311220b398b521b6ebe09b61abdebfc63f1d358b2ddd18a8f079dea88398696587f511814ea3
SSDEEP

384:dB+Sbj6NKaxg67XAHtyfneqDh4Xe83/vDKNrCeJE3WNgcJZZ+/2Gbt8VQro3lcQD:3pay67Xwt6P83345NL82Gbt89Fj

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
987
antivm
false
c2_url
https://pastebin.com/raw/4n5d3XEf
delay
3
download_payload
false
install
true
install_name
system11.exe
main_folder
AppData
pin_spread
true
sub_folder
\Microsoft\
usb_spread
true

Signatures

LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat
Executes dropped EXE 1 IoCs

Processes:

system11.exe

pid process

1828 system11.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

2 pastebin.com
1 pastebin.com
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

Processes:

schtasks.exe

pid process

4548 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

system11.exe

description pid process

Token: SeDebugPrivilege 1828 system11.exe
Token: SeDebugPrivilege 1828 system11.exe

pid	process
1828	system11.exe

flow	ioc
2	pastebin.com
1	pastebin.com

pid	process
4548	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	1828	system11.exe
Token: SeDebugPrivilege	1828	system11.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe

description	pid	process	target process
PID 2232 wrote to memory of 4548	2232	9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe	schtasks.exe
PID 2232 wrote to memory of 4548	2232	9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe	schtasks.exe
PID 2232 wrote to memory of 4548	2232	9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe	schtasks.exe
PID 2232 wrote to memory of 1828	2232	9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe	system11.exe
PID 2232 wrote to memory of 1828	2232	9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe	system11.exe
PID 2232 wrote to memory of 1828	2232	9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe	system11.exe

C:\Users\Admin\AppData\Local\Temp\9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe
"C:\Users\Admin\AppData\Local\Temp\9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\Microsoft\system11.exe'"
2⤵
- Creates scheduled task(s)
PID:4548

C:\Users\Admin\AppData\Roaming\Microsoft\system11.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\system11.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1828

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

Web Service

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\system11.exe
Filesize
28KB

MD5
e3c80bd4160a930c6a18814bd404f114

SHA1
ba054718db83cb3bc88cbffc0e744f970284012a

SHA256
9e416d0dbd3c5dc595ed19abafef21b70c10093c82d2ea57fe19ac0a9abb01af

SHA512
44e1555c5676e7e861a7156cc6c1d0a1d2c07596445f6d468b26311220b398b521b6ebe09b61abdebfc63f1d358b2ddd18a8f079dea88398696587f511814ea3

Download Submit
memory/1828-16-0x00000000743C0000-0x0000000074B71000-memory.dmp

Filesize
7.7MB

Download
memory/1828-17-0x00000000031F0000-0x0000000003200000-memory.dmp

Filesize
64KB

Download
memory/1828-18-0x00000000743C0000-0x0000000074B71000-memory.dmp

Filesize
7.7MB

Download
memory/1828-19-0x00000000031F0000-0x0000000003200000-memory.dmp

Filesize
64KB

Download
memory/2232-0-0x00000000009D0000-0x00000000009DC000-memory.dmp

Filesize
48KB

Download
memory/2232-1-0x00000000743C0000-0x0000000074B71000-memory.dmp

Filesize
7.7MB

Download
memory/2232-2-0x00000000054D0000-0x000000000556C000-memory.dmp

Filesize
624KB

Download
memory/2232-3-0x0000000005430000-0x0000000005496000-memory.dmp

Filesize
408KB

Download
memory/2232-4-0x0000000005700000-0x0000000005710000-memory.dmp

Filesize
64KB

Download
memory/2232-5-0x0000000006140000-0x00000000066E6000-memory.dmp

Filesize
5.6MB

Download
memory/2232-15-0x00000000743C0000-0x0000000074B71000-memory.dmp

Filesize
7.7MB

Download