limerat | b8bd1f2001371580a5d4ec4ede4878a2fd564a349e0cf66422bba7f0870e4f22

Analysis

max time kernel
146s
max time network
152s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26-12-2023 18:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

84890393814f5b5f09d7f41d6f0a90d6.exe
Size

276KB
MD5

84890393814f5b5f09d7f41d6f0a90d6
SHA1

9718f38173cb56d3ea7b2bf5893c61bc77810efd
SHA256

b8bd1f2001371580a5d4ec4ede4878a2fd564a349e0cf66422bba7f0870e4f22
SHA512

2d5e149035f731af62b9a7cc69a039a4b620e639e994b027e1b90e74a65cd5adc4a6fa0e8e351c09257b09d619d9523a9833925bbf929f2d4e2bfa748d96d50e
SSDEEP

3072:x+CCSpjGZodtSu2XkePqH1A0feINRDpepu/VeprFUU5jpPPxhkjXlj:QbYjGCSuykaoXfKsVepaUVnfYX

Score

10^/10

limerat rat

Malware Config

Signatures

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

Processes:

Wservices.exe

pid process

2588 Wservices.exe
Loads dropped DLL 2 IoCs

Processes:

84890393814f5b5f09d7f41d6f0a90d6.exe

pid process

1232 84890393814f5b5f09d7f41d6f0a90d6.exe
1232 84890393814f5b5f09d7f41d6f0a90d6.exe
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

2800 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Wservices.exe

description pid process

Token: SeDebugPrivilege 2588 Wservices.exe
Token: SeDebugPrivilege 2588 Wservices.exe

pid	process
2588	Wservices.exe

pid	process
1232	84890393814f5b5f09d7f41d6f0a90d6.exe
1232	84890393814f5b5f09d7f41d6f0a90d6.exe

pid	process
2800	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	2588	Wservices.exe
Token: SeDebugPrivilege	2588	Wservices.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

84890393814f5b5f09d7f41d6f0a90d6.exe

description	pid	process	target process
PID 1232 wrote to memory of 2800	1232	84890393814f5b5f09d7f41d6f0a90d6.exe	schtasks.exe
PID 1232 wrote to memory of 2800	1232	84890393814f5b5f09d7f41d6f0a90d6.exe	schtasks.exe
PID 1232 wrote to memory of 2800	1232	84890393814f5b5f09d7f41d6f0a90d6.exe	schtasks.exe
PID 1232 wrote to memory of 2800	1232	84890393814f5b5f09d7f41d6f0a90d6.exe	schtasks.exe
PID 1232 wrote to memory of 2588	1232	84890393814f5b5f09d7f41d6f0a90d6.exe	Wservices.exe
PID 1232 wrote to memory of 2588	1232	84890393814f5b5f09d7f41d6f0a90d6.exe	Wservices.exe
PID 1232 wrote to memory of 2588	1232	84890393814f5b5f09d7f41d6f0a90d6.exe	Wservices.exe
PID 1232 wrote to memory of 2588	1232	84890393814f5b5f09d7f41d6f0a90d6.exe	Wservices.exe

C:\Users\Admin\AppData\Local\Temp\84890393814f5b5f09d7f41d6f0a90d6.exe
"C:\Users\Admin\AppData\Local\Temp\84890393814f5b5f09d7f41d6f0a90d6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\Wservices.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:2800
- C:\Users\Admin\AppData\Roaming\Wservices.exe
  "C:\Users\Admin\AppData\Roaming\Wservices.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2588

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

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Roaming\Wservices.exe

Filesize
276KB

MD5
84890393814f5b5f09d7f41d6f0a90d6

SHA1
9718f38173cb56d3ea7b2bf5893c61bc77810efd

SHA256
b8bd1f2001371580a5d4ec4ede4878a2fd564a349e0cf66422bba7f0870e4f22

SHA512
2d5e149035f731af62b9a7cc69a039a4b620e639e994b027e1b90e74a65cd5adc4a6fa0e8e351c09257b09d619d9523a9833925bbf929f2d4e2bfa748d96d50e

Download Submit
memory/1232-0-0x0000000000950000-0x000000000099C000-memory.dmp

Filesize
304KB

Download
memory/1232-1-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/1232-2-0x0000000004460000-0x00000000044A0000-memory.dmp

Filesize
256KB

Download
memory/1232-4-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/1232-14-0x0000000004460000-0x00000000044A0000-memory.dmp

Filesize
256KB

Download
memory/1232-17-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-15-0x00000000002E0000-0x000000000032C000-memory.dmp

Filesize
304KB

Download
memory/2588-16-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-18-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-19-0x0000000004390000-0x00000000043D0000-memory.dmp

Filesize
256KB

Download