limerat | 63ab3ed97e8678fc1e018d9a82d94d70ca8e0aa575999dfe9c5bff6d6e32be8b

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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Plugin.exe	Plugin.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Plugin.dll.exe	Plugin.exe

Executes dropped EXE 1 IoCs

pid	Process
1808	Plugin.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs

Web Service

T1102

flow	ioc
15	pastebin.com
16	pastebin.com
18	0.tcp.sa.ngrok.io
46	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
4660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe
1808	Plugin.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5032	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe
Token: SeDebugPrivilege	1808	Plugin.exe
Token: SeDebugPrivilege	1808	Plugin.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 4660	5032	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	81
PID 5032 wrote to memory of 4660	5032	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	81
PID 5032 wrote to memory of 4660	5032	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	81
PID 5032 wrote to memory of 1808	5032	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	83
PID 5032 wrote to memory of 1808	5032	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	83
PID 5032 wrote to memory of 1808	5032	c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513.exe	83

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:5032
- 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:4660
- C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe
  "C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1808

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\Plugin.exe

Filesize
296KB

MD5
44fa1f9ac8f550bdf35405c89d1509f3

SHA1
6cd17ba8d06ef044fe6d788574a73d2522c3ae8a

SHA256
c9101aac915418735b74d5120cae0cdef803555d9a8399cf9ee5457d5c790513

SHA512
563f6300815482ce825eb2760bf63cbbdd3327b093a6d2648ffbc25365a9b9d62bd79564d106114a35ce188074615281c5487db65e0c4aa9764d7f7c226eb53a

Download Submit
memory/1808-20-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/1808-21-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/1808-25-0x0000000007670000-0x0000000007B9C000-memory.dmp

Filesize
5.2MB

Download
memory/1808-24-0x0000000000BD0000-0x0000000000BDE000-memory.dmp

Filesize
56KB

Download
memory/1808-18-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/1808-23-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/1808-22-0x00000000070A0000-0x00000000070BE000-memory.dmp

Filesize
120KB

Download
memory/1808-19-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/5032-6-0x0000000005570000-0x0000000005602000-memory.dmp

Filesize
584KB

Download
memory/5032-5-0x0000000004DE0000-0x0000000004E46000-memory.dmp

Filesize
408KB

Download
memory/5032-1-0x0000000000360000-0x00000000003B0000-memory.dmp

Filesize
320KB

Download
memory/5032-0-0x00000000746AE000-0x00000000746AF000-memory.dmp

Filesize
4KB

Download
memory/5032-3-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/5032-7-0x0000000005BC0000-0x0000000006164000-memory.dmp

Filesize
5.6MB

Download
memory/5032-2-0x0000000004E70000-0x0000000004F0C000-memory.dmp

Filesize
624KB

Download
memory/5032-4-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/5032-17-0x00000000746A0000-0x0000000074E50000-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