limerat | c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10-06-2024 15:05

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General

Target

c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe
Size

296KB
MD5

44fa1f9ac8f550bdf35405c89d1509f3
SHA1

6cd17ba8d06ef044fe6d788574a73d2522c3ae8a
SHA256

c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513
SHA512

563f6300815482ce825eb2760bf63cbbdd3327b093a6d2648ffbc25365a9b9d62bd79564d106114a35ce188074615281c5487db65e0c4aa9764d7f7c226eb53a
SSDEEP

6144:7X5aN9UzT0jeayOka2IssdyIvh0QHOxBt25:FU+zbayOka1dyIvOoOxBt

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/6bPeUTd1
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-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe

Executes dropped EXE 1 IoCs

pid	Process
3596	Plugin.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs

Web Service

T1102

flow	ioc
17	pastebin.com
18	pastebin.com
20	0.tcp.sa.ngrok.io
47	0.tcp.sa.ngrok.io
63	0.tcp.sa.ngrok.io

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
4240	schtasks.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2272	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe
Token: SeDebugPrivilege	3596	Plugin.exe
Token: SeDebugPrivilege	3596	Plugin.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 4240	2272	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	85
PID 2272 wrote to memory of 4240	2272	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	85
PID 2272 wrote to memory of 4240	2272	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	85
PID 2272 wrote to memory of 3596	2272	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	87
PID 2272 wrote to memory of 3596	2272	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	87
PID 2272 wrote to memory of 3596	2272	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	87

C:\Users\Admin\AppData\Local\Temp\c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe
"C:\Users\Admin\AppData\Local\Temp\c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:4240
- C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe
  "C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:3596

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

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

Filesize
296KB

MD5
44fa1f9ac8f550bdf35405c89d1509f3

SHA1
6cd17ba8d06ef044fe6d788574a73d2522c3ae8a

SHA256
c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513

SHA512
563f6300815482ce825eb2760bf63cbbdd3327b093a6d2648ffbc25365a9b9d62bd79564d106114a35ce188074615281c5487db65e0c4aa9764d7f7c226eb53a

Download Submit
memory/2272-6-0x00000000052F0000-0x0000000005382000-memory.dmp

Filesize
584KB

Download
memory/2272-1-0x0000000000210000-0x0000000000260000-memory.dmp

Filesize
320KB

Download
memory/2272-3-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/2272-4-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/2272-5-0x0000000004AC0000-0x0000000004B26000-memory.dmp

Filesize
408KB

Download
memory/2272-0-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

Filesize
4KB

Download
memory/2272-7-0x0000000005940000-0x0000000005EE4000-memory.dmp

Filesize
5.6MB

Download
memory/2272-2-0x0000000004BB0000-0x0000000004C4C000-memory.dmp

Filesize
624KB

Download
memory/2272-18-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3596-19-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3596-20-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3596-17-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3596-21-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3596-22-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads