limerat | ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09-06-2024 09:19

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General

Target

ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe
Size

245KB
MD5

537a30bc79e3d7beb31da053f09d6f67
SHA1

d9dac6725bf93e9c700ab76601be7afd76a35193
SHA256

ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7
SHA512

987aad35c946117559411589cc4ea0cfd1d7fdced71f0ab71e520f0ace33224e71a938fd1b9d5bd9c60989e05594d78cbd2953d510b68e36204955019c26b032
SSDEEP

6144:qs1k2QWeQ8njlf1owqQzQOydT81lxBt25:TO3WeVpvcOye/xBt

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

Processes:

ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe

Executes dropped EXE 1 IoCs

Processes:

Plugin.exe

pid process

3440 Plugin.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs

Web Service
T1102

Processes:

flow ioc

19 pastebin.com
20 pastebin.com
21 0.tcp.sa.ngrok.io
45 0.tcp.sa.ngrok.io
60 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

Processes:

schtasks.exe

pid process

2708 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Plugin.exe

description pid process

Token: SeDebugPrivilege 3440 Plugin.exe
Token: SeDebugPrivilege 3440 Plugin.exe

pid	process
3440	Plugin.exe

flow	ioc
19	pastebin.com
20	pastebin.com
21	0.tcp.sa.ngrok.io
45	0.tcp.sa.ngrok.io
60	0.tcp.sa.ngrok.io

pid	process
2708	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	3440	Plugin.exe
Token: SeDebugPrivilege	3440	Plugin.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe

description	pid	process	target process
PID 532 wrote to memory of 2708	532	ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe	schtasks.exe
PID 532 wrote to memory of 2708	532	ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe	schtasks.exe
PID 532 wrote to memory of 2708	532	ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe	schtasks.exe
PID 532 wrote to memory of 3440	532	ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe	Plugin.exe
PID 532 wrote to memory of 3440	532	ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe	Plugin.exe
PID 532 wrote to memory of 3440	532	ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe	Plugin.exe

C:\Users\Admin\AppData\Local\Temp\ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe
"C:\Users\Admin\AppData\Local\Temp\ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:532
- 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:2708
- 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:3440

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

Replay Monitor

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Downloads

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

Filesize
245KB

MD5
537a30bc79e3d7beb31da053f09d6f67

SHA1
d9dac6725bf93e9c700ab76601be7afd76a35193

SHA256
ceca4ad3a264bb47c499b1fd9ac2d89e70ecda197164742be6e3c57d30a3bde7

SHA512
987aad35c946117559411589cc4ea0cfd1d7fdced71f0ab71e520f0ace33224e71a938fd1b9d5bd9c60989e05594d78cbd2953d510b68e36204955019c26b032

Download Submit
memory/532-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download
memory/532-1-0x00000000006E0000-0x0000000000724000-memory.dmp

Filesize
272KB

Download
memory/532-3-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/532-2-0x00000000050F0000-0x000000000518C000-memory.dmp

Filesize
624KB

Download
memory/532-4-0x0000000005210000-0x0000000005276000-memory.dmp

Filesize
408KB

Download
memory/532-5-0x0000000005EF0000-0x0000000006494000-memory.dmp

Filesize
5.6MB

Download
memory/532-15-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3440-16-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3440-17-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3440-18-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3440-19-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download