limerat | 94286e8c12dccb3f8d0392a5de90d342fb11b530a47bd02370988d637b303cc0

Analysis

max time kernel
140s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 15:12

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General

Target

7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe
Size

28KB
MD5

08750b4bbc8a34a3f7e12bb6f9a71444
SHA1

400f42a7a1c9d7486ad7d07200a5a2908d71d231
SHA256

7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3
SHA512

81b25e17299f11b8487df0914471f85786d30983f87640eb6b4bbda2a21257a675085c32395694a49d00f8d7d0e01705a06f870c4d7729159fd0d62ed2eac5f0
SSDEEP

384:s/rLhJcl6QdgPxVHGhOaZJTGPuFW9vcCZjgD0kau3GXsW7ltIpjIhvGyvN9:s/rLhufgPhaumCvcvDauCWjIhvr

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
NKHUB
antivm
true
c2_url
https://pastebin.com/raw/K6zz3eth
delay
3
download_payload
false
install
true
install_name
svchost.exe
main_folder
Temp
pin_spread
false
sub_folder
\OdlaçddApdad\
usb_spread
true

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/K6zz3eth
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-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe

Executes dropped EXE 1 IoCs

pid	Process
1420	svchost.exe

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

Web Service

T1102

flow	ioc
35	pastebin.com
34	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
432	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1420	svchost.exe
Token: SeDebugPrivilege	1420	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 432	2404	7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe	94
PID 2404 wrote to memory of 432	2404	7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe	94
PID 2404 wrote to memory of 432	2404	7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe	94
PID 2404 wrote to memory of 1420	2404	7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe	96
PID 2404 wrote to memory of 1420	2404	7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe	96
PID 2404 wrote to memory of 1420	2404	7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe	96

C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe
"C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:432
- C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1420

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\OdlaçddApdad\svchost.exe

Filesize
28KB

MD5
08750b4bbc8a34a3f7e12bb6f9a71444

SHA1
400f42a7a1c9d7486ad7d07200a5a2908d71d231

SHA256
7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3

SHA512
81b25e17299f11b8487df0914471f85786d30983f87640eb6b4bbda2a21257a675085c32395694a49d00f8d7d0e01705a06f870c4d7729159fd0d62ed2eac5f0

Download Submit
memory/1420-17-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/1420-18-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2404-1-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2404-0-0x00000000002C0000-0x00000000002CC000-memory.dmp

Filesize
48KB

Download
memory/2404-2-0x0000000002740000-0x000000000274C000-memory.dmp

Filesize
48KB

Download
memory/2404-3-0x0000000007190000-0x000000000722C000-memory.dmp

Filesize
624KB

Download
memory/2404-4-0x0000000007230000-0x0000000007296000-memory.dmp

Filesize
408KB

Download
memory/2404-5-0x00000000027C0000-0x00000000027D0000-memory.dmp

Filesize
64KB

Download
memory/2404-6-0x0000000007F20000-0x00000000084C4000-memory.dmp

Filesize
5.6MB

Download
memory/2404-16-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads