limerat | 47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6

Analysis

max time kernel
140s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
18-05-2024 01:08

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General

Target

47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe
Size

28KB
MD5

1bb96e140f557472fc121bd147c7fef2
SHA1

f1dca9840d4619ed536c733e618f301748041f82
SHA256

47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6
SHA512

8611b8a6a4eae862d412de1e13047b36cd9854bad75b1e8224a820f91630977908c9e560326da8a538dab097cf51b9407ed17a6050535df6ce98e8bd68b4a48d
SSDEEP

768:+pOL6TvwdHRv3Jx5LY45N6voFBANLM37/j:+pJvwdH93JjlWwFBA96

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
1111
antivm
true
c2_url
https://pastebin.com/raw/Qik1mEQY
delay
3
download_payload
false
install
true
install_name
WinRAR.exe
main_folder
AppData
pin_spread
false
sub_folder
\System\
usb_spread
false

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/Qik1mEQY
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

pid	Process
2724	WinRAR.exe

Loads dropped DLL 2 IoCs

pid	Process
2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe
2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe

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

Web Service

T1102

flow	ioc
4	pastebin.com
5	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
2816	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	WinRAR.exe
Token: SeDebugPrivilege	2724	WinRAR.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2816	2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe	29
PID 2880 wrote to memory of 2816	2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe	29
PID 2880 wrote to memory of 2816	2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe	29
PID 2880 wrote to memory of 2816	2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe	29
PID 2880 wrote to memory of 2724	2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe	31
PID 2880 wrote to memory of 2724	2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe	31
PID 2880 wrote to memory of 2724	2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe	31
PID 2880 wrote to memory of 2724	2880	47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe	31

C:\Users\Admin\AppData\Local\Temp\47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe
"C:\Users\Admin\AppData\Local\Temp\47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\System\WinRAR.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:2816
- C:\Users\Admin\AppData\Roaming\System\WinRAR.exe
  "C:\Users\Admin\AppData\Roaming\System\WinRAR.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2724

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

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Downloads

\Users\Admin\AppData\Roaming\System\WinRAR.exe

Filesize
28KB

MD5
1bb96e140f557472fc121bd147c7fef2

SHA1
f1dca9840d4619ed536c733e618f301748041f82

SHA256
47415dc54f54a881e0fdd0c02c26b994cf881af13f849428153ae4e42bc12ed6

SHA512
8611b8a6a4eae862d412de1e13047b36cd9854bad75b1e8224a820f91630977908c9e560326da8a538dab097cf51b9407ed17a6050535df6ce98e8bd68b4a48d

Download Submit
memory/2724-12-0x0000000000C00000-0x0000000000C0C000-memory.dmp

Filesize
48KB

Download
memory/2724-14-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2724-15-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2724-16-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2880-0-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/2880-1-0x0000000000A40000-0x0000000000A4C000-memory.dmp

Filesize
48KB

Download
memory/2880-13-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads