limerat | 1a0efc08cedb1744a87e760e50dfca6915987193dd9911168863b7f6a19acf32

General

Target

2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe
Size

30KB
MD5

71e04dd1a7ad7068fa236cb7aeb647b3
SHA1

83fdc084031f6ffb1fb3488166100628e1656c65
SHA256

2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e
SHA512

0ade5a8a32375a8600078225f81d6f3c40dc333ec0dfbf765f3c4260258a98a7ff0f2d7f6e78122195d49b0241176639b165967fc873270606a164c56c4c5f11
SSDEEP

384:jB+Sbj6NKaxQ6rHAHLc3HHIqDs7xvNEHJbvDKNrCeJE3WNgEztoMelxGJJx0WDQV:tpai6rHwLqY7xvNEpr45N/zKlxGnn/j

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Wallets

bc1q5dct32xckc9352ze647cf8lsv0vjaldp9vpvk6

Attributes

aes_key
1111
antivm
true
c2_url
https://pastebin.com/raw/bH4cFgdP
delay
3
download_payload
false
install
true
install_name
RegScanner.exe
main_folder
Temp
pin_spread
true
sub_folder
\System\
usb_spread
true

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/bH4cFgdP
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
Executes dropped EXE 1 IoCs

Processes:

RegScanner.exe

pid process

2324 RegScanner.exe

Loads dropped DLL 2 IoCs

Processes:

2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe

pid	process
2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe
2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe

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

Web Service
T1102

Processes:

flow ioc

5 pastebin.com
4 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

2616 schtasks.exe

flow	ioc
5	pastebin.com
4	pastebin.com

pid	process
2616	schtasks.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

RegScanner.exe

pid	process
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe
2324	RegScanner.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegScanner.exe

description pid process

Token: SeDebugPrivilege 2324 RegScanner.exe
Token: SeDebugPrivilege 2324 RegScanner.exe

description	pid	process
Token: SeDebugPrivilege	2324	RegScanner.exe
Token: SeDebugPrivilege	2324	RegScanner.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe

description	pid	process	target process
PID 2188 wrote to memory of 2616	2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe	schtasks.exe
PID 2188 wrote to memory of 2616	2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe	schtasks.exe
PID 2188 wrote to memory of 2616	2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe	schtasks.exe
PID 2188 wrote to memory of 2616	2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe	schtasks.exe
PID 2188 wrote to memory of 2324	2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe	RegScanner.exe
PID 2188 wrote to memory of 2324	2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe	RegScanner.exe
PID 2188 wrote to memory of 2324	2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe	RegScanner.exe
PID 2188 wrote to memory of 2324	2188	2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe	RegScanner.exe

C:\Users\Admin\AppData\Local\Temp\2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe
"C:\Users\Admin\AppData\Local\Temp\2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\System\RegScanner.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:2616
- C:\Users\Admin\AppData\Local\Temp\System\RegScanner.exe
  "C:\Users\Admin\AppData\Local\Temp\System\RegScanner.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2324

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\System\RegScanner.exe

Filesize
30KB

MD5
71e04dd1a7ad7068fa236cb7aeb647b3

SHA1
83fdc084031f6ffb1fb3488166100628e1656c65

SHA256
2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e

SHA512
0ade5a8a32375a8600078225f81d6f3c40dc333ec0dfbf765f3c4260258a98a7ff0f2d7f6e78122195d49b0241176639b165967fc873270606a164c56c4c5f11

Download Submit
memory/2188-0-0x000000007439E000-0x000000007439F000-memory.dmp

Filesize
4KB

Download
memory/2188-1-0x00000000012C0000-0x00000000012CE000-memory.dmp

Filesize
56KB

Download
memory/2188-13-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2324-12-0x00000000002A0000-0x00000000002AE000-memory.dmp

Filesize
56KB

Download
memory/2324-14-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2324-15-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2324-16-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2324-17-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads