limerat | 2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e

General

Target

71E04DD1A7AD7068FA236CB7AEB647B3.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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	71E04DD1A7AD7068FA236CB7AEB647B3.exe

Executes dropped EXE 1 IoCs

pid	Process
5000	RegScanner.exe

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

Web Service

T1102

flow	ioc
30	pastebin.com
31	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

pid	Process
3820	schtasks.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe
5000	RegScanner.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5000	RegScanner.exe
Token: SeDebugPrivilege	5000	RegScanner.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 3820	3416	71E04DD1A7AD7068FA236CB7AEB647B3.exe	96
PID 3416 wrote to memory of 3820	3416	71E04DD1A7AD7068FA236CB7AEB647B3.exe	96
PID 3416 wrote to memory of 3820	3416	71E04DD1A7AD7068FA236CB7AEB647B3.exe	96
PID 3416 wrote to memory of 5000	3416	71E04DD1A7AD7068FA236CB7AEB647B3.exe	98
PID 3416 wrote to memory of 5000	3416	71E04DD1A7AD7068FA236CB7AEB647B3.exe	98
PID 3416 wrote to memory of 5000	3416	71E04DD1A7AD7068FA236CB7AEB647B3.exe	98

C:\Users\Admin\AppData\Local\Temp\71E04DD1A7AD7068FA236CB7AEB647B3.exe
"C:\Users\Admin\AppData\Local\Temp\71E04DD1A7AD7068FA236CB7AEB647B3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3416
- 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:3820
- 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:5000

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

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

Filesize
30KB

MD5
71e04dd1a7ad7068fa236cb7aeb647b3

SHA1
83fdc084031f6ffb1fb3488166100628e1656c65

SHA256
2889c2834599b95a91d0b4136ed7df199d62e47061dd01d18922d7a7fb15954e

SHA512
0ade5a8a32375a8600078225f81d6f3c40dc333ec0dfbf765f3c4260258a98a7ff0f2d7f6e78122195d49b0241176639b165967fc873270606a164c56c4c5f11

Download Submit
memory/3416-3-0x0000000005570000-0x00000000055D6000-memory.dmp

Filesize
408KB

Download
memory/3416-2-0x00000000054B0000-0x000000000554C000-memory.dmp

Filesize
624KB

Download
memory/3416-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/3416-4-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/3416-5-0x00000000062C0000-0x0000000006864000-memory.dmp

Filesize
5.6MB

Download
memory/3416-1-0x0000000000B30000-0x0000000000B3E000-memory.dmp

Filesize
56KB

Download
memory/3416-15-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/5000-16-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/5000-17-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/5000-18-0x0000000006590000-0x0000000006622000-memory.dmp

Filesize
584KB

Download
memory/5000-19-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/5000-20-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads