limerat | c638ca3a65ddc01352008b11c13d74e1ca31c79b2a99ee75576f3a054aac4093

General

Target

fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe
Size

247KB
MD5

eb2bc869689c92c21e68f3e684ccea37
SHA1

54ed976bccb60e2ff754c94310a913c3063316a0
SHA256

fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c
SHA512

46d322eefc0eee6555d08a0cb0cdf2e6b1a3400bdc447499484cdd2800c569c73b95e0759f6984c7af38dbb9ba5a8d4ddb5796cd8cc9b0d9bf86f39f16db58a5
SSDEEP

3072:g/UfafnkXTXbYFxo5ob07ABrXSHMNQ/wCuGw0J0pokjMeltBitKdAZNAQq+8Vih:g/inXbYFxoz7ANEwnGw0iikivZNLqrY

Score

10^/10

limerat rat

Malware Config

Signatures

LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat

.NET Reactor proctector 5 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

Processes:

resource	yara_rule
behavioral2/memory/4480-134-0x00000000002A0000-0x00000000002E2000-memory.dmp	net_reactor
behavioral2/memory/4480-135-0x0000000004BA0000-0x0000000004BB0000-memory.dmp	net_reactor
C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe	net_reactor
C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe	net_reactor
C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe	net_reactor

Executes dropped EXE 1 IoCs

Processes:

DiscordUppdataRas.exe

pid process

4560 DiscordUppdataRas.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
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

3952 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DiscordUppdataRas.exe

description pid process

Token: SeDebugPrivilege 4560 DiscordUppdataRas.exe
Token: SeDebugPrivilege 4560 DiscordUppdataRas.exe

pid	process
4560	DiscordUppdataRas.exe

pid	process
3952	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	4560	DiscordUppdataRas.exe
Token: SeDebugPrivilege	4560	DiscordUppdataRas.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe

description	pid	process	target process
PID 4480 wrote to memory of 3952	4480	fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe	schtasks.exe
PID 4480 wrote to memory of 3952	4480	fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe	schtasks.exe
PID 4480 wrote to memory of 3952	4480	fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe	schtasks.exe
PID 4480 wrote to memory of 4560	4480	fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe	DiscordUppdataRas.exe
PID 4480 wrote to memory of 4560	4480	fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe	DiscordUppdataRas.exe
PID 4480 wrote to memory of 4560	4480	fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe	DiscordUppdataRas.exe

C:\Users\Admin\AppData\Local\Temp\fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe
"C:\Users\Admin\AppData\Local\Temp\fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4480
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:3952
- C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe
  "C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:4560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe

Filesize
247KB

MD5
eb2bc869689c92c21e68f3e684ccea37

SHA1
54ed976bccb60e2ff754c94310a913c3063316a0

SHA256
fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c

SHA512
46d322eefc0eee6555d08a0cb0cdf2e6b1a3400bdc447499484cdd2800c569c73b95e0759f6984c7af38dbb9ba5a8d4ddb5796cd8cc9b0d9bf86f39f16db58a5

Download Submit
C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe

Filesize
247KB

MD5
eb2bc869689c92c21e68f3e684ccea37

SHA1
54ed976bccb60e2ff754c94310a913c3063316a0

SHA256
fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c

SHA512
46d322eefc0eee6555d08a0cb0cdf2e6b1a3400bdc447499484cdd2800c569c73b95e0759f6984c7af38dbb9ba5a8d4ddb5796cd8cc9b0d9bf86f39f16db58a5

Download Submit
C:\Users\Admin\AppData\Roaming\DiscordUppdataRas.exe

Filesize
247KB

MD5
eb2bc869689c92c21e68f3e684ccea37

SHA1
54ed976bccb60e2ff754c94310a913c3063316a0

SHA256
fa6af7e23ad1d78e2fa4ed2d372a0990a78bcc3a49bbd07c75c6ec44e3e8736c

SHA512
46d322eefc0eee6555d08a0cb0cdf2e6b1a3400bdc447499484cdd2800c569c73b95e0759f6984c7af38dbb9ba5a8d4ddb5796cd8cc9b0d9bf86f39f16db58a5

Download Submit
memory/4480-137-0x0000000075290000-0x0000000075A40000-memory.dmp

Filesize
7.7MB

Download
memory/4480-133-0x0000000075290000-0x0000000075A40000-memory.dmp

Filesize
7.7MB

Download
memory/4480-138-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/4480-139-0x0000000004EF0000-0x0000000004F56000-memory.dmp

Filesize
408KB

Download
memory/4480-140-0x0000000005AA0000-0x0000000006044000-memory.dmp

Filesize
5.6MB

Download
memory/4480-136-0x0000000004C50000-0x0000000004CEC000-memory.dmp

Filesize
624KB

Download
memory/4480-135-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/4480-134-0x00000000002A0000-0x00000000002E2000-memory.dmp

Filesize
264KB

Download
memory/4480-151-0x0000000075290000-0x0000000075A40000-memory.dmp

Filesize
7.7MB

Download
memory/4560-150-0x0000000075290000-0x0000000075A40000-memory.dmp

Filesize
7.7MB

Download
memory/4560-152-0x0000000004EE0000-0x0000000004EF0000-memory.dmp

Filesize
64KB

Download
memory/4560-153-0x0000000075290000-0x0000000075A40000-memory.dmp

Filesize
7.7MB

Download
memory/4560-154-0x0000000004EE0000-0x0000000004EF0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads