Malware Analysis Report

2024-09-11 09:58

Sample ID 240419-slhd5sfe39
Target 94286e8c12dccb3f8d0392a5de90d342fb11b530a47bd02370988d637b303cc0
SHA256 94286e8c12dccb3f8d0392a5de90d342fb11b530a47bd02370988d637b303cc0
Tags
limerat rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

94286e8c12dccb3f8d0392a5de90d342fb11b530a47bd02370988d637b303cc0

Threat Level: Known bad

The file 94286e8c12dccb3f8d0392a5de90d342fb11b530a47bd02370988d637b303cc0 was found to be: Known bad.

Malicious Activity Summary

limerat rat

LimeRAT

Loads dropped DLL

Checks computer location settings

Executes dropped EXE

Legitimate hosting services abused for malware hosting/C2

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Scheduled Task/Job
T1053
Persistence
TA0003
Scheduled Task/Job
T1053
Privilege Escalation
TA0004
Scheduled Task/Job
T1053
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Web Service
T1102
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-04-19 15:12

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-19 15:12

Reported

2024-04-19 15:15

Platform

win10v2004-20240412-en

Max time kernel

140s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe"

Signatures

LimeRAT

rat limerat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2404 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Windows\SysWOW64\schtasks.exe
PID 2404 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Windows\SysWOW64\schtasks.exe
PID 2404 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Windows\SysWOW64\schtasks.exe
PID 2404 wrote to memory of 1420 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe
PID 2404 wrote to memory of 1420 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe
PID 2404 wrote to memory of 1420 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe

"C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe"

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'"

C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
NL 23.62.61.57:443 www.bing.com tcp
US 8.8.8.8:53 206.221.208.4.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 132.250.30.184.in-addr.arpa udp
US 8.8.8.8:53 57.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 pastebin.com udp
US 104.20.4.235:443 pastebin.com tcp
IT 93.44.164.107:6024 tcp
US 8.8.8.8:53 235.4.20.104.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
IT 93.44.164.107:6024 tcp
IT 93.44.164.107:6024 tcp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
IT 93.44.164.107:6024 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
IT 93.44.164.107:6024 tcp
IT 93.44.164.107:6024 tcp

Files

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

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

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

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

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

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

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

C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe

MD5 08750b4bbc8a34a3f7e12bb6f9a71444
SHA1 400f42a7a1c9d7486ad7d07200a5a2908d71d231
SHA256 7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3
SHA512 81b25e17299f11b8487df0914471f85786d30983f87640eb6b4bbda2a21257a675085c32395694a49d00f8d7d0e01705a06f870c4d7729159fd0d62ed2eac5f0

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

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

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-19 15:12

Reported

2024-04-19 15:15

Platform

win7-20240221-en

Max time kernel

130s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe"

Signatures

LimeRAT

rat limerat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 756 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Windows\SysWOW64\schtasks.exe
PID 756 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Windows\SysWOW64\schtasks.exe
PID 756 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Windows\SysWOW64\schtasks.exe
PID 756 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Windows\SysWOW64\schtasks.exe
PID 756 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe
PID 756 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe
PID 756 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe
PID 756 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe

"C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe"

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'"

C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 pastebin.com udp
US 172.67.19.24:443 pastebin.com tcp
IT 93.44.164.107:6024 tcp
IT 93.44.164.107:6024 tcp
IT 93.44.164.107:6024 tcp
IT 93.44.164.107:6024 tcp
IT 93.44.164.107:6024 tcp
IT 93.44.164.107:6024 tcp

Files

memory/756-0-0x00000000000D0000-0x00000000000DC000-memory.dmp

memory/756-1-0x0000000074820000-0x0000000074F0E000-memory.dmp

memory/756-2-0x0000000000130000-0x000000000013C000-memory.dmp

memory/756-4-0x0000000004A60000-0x0000000004AA0000-memory.dmp

\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe

MD5 08750b4bbc8a34a3f7e12bb6f9a71444
SHA1 400f42a7a1c9d7486ad7d07200a5a2908d71d231
SHA256 7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3
SHA512 81b25e17299f11b8487df0914471f85786d30983f87640eb6b4bbda2a21257a675085c32395694a49d00f8d7d0e01705a06f870c4d7729159fd0d62ed2eac5f0

memory/2748-16-0x0000000074820000-0x0000000074F0E000-memory.dmp

memory/756-15-0x0000000074820000-0x0000000074F0E000-memory.dmp

memory/2748-14-0x0000000000E50000-0x0000000000E5C000-memory.dmp

memory/2748-17-0x00000000009E0000-0x0000000000A20000-memory.dmp

memory/2748-18-0x0000000074820000-0x0000000074F0E000-memory.dmp