limerat | a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f

General

Target

a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe
Size

126KB
MD5

08bae97aa3ca7a364e6bbe2aa6e8b8b6
SHA1

f6b7179fa8cc6a3b062c8c7b5a914c5b8f6e0312
SHA256

a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f
SHA512

ba47cc9c514627386f1f4d202b46ef182ec332db6183f4e8f5474bd13e491d91a5f7a7ee272d1d647f98ae55e553a60229100ba645c60c2e5c87b973aaf5c5a1
SSDEEP

3072:uewtvfrOPCNBz65/M6If+3Js+3JFkKeTn:RaqCxBt25

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
Jesus
antivm
false
c2_url
https://pastebin.com/raw/6bPeUTd1
delay
3
download_payload
false
install
true
install_name
Plugin.exe
main_folder
Temp
pin_spread
false
sub_folder
\System\
usb_spread
true

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
Executes dropped EXE 1 IoCs

Processes:

Plugin.exe

pid process

2716 Plugin.exe

pid	process
2716	Plugin.exe

Loads dropped DLL 2 IoCs

Processes:

a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe

pid	process
1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe
1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe

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

Web Service
T1102

Processes:

flow ioc

4 pastebin.com
5 pastebin.com
6 0.tcp.sa.ngrok.io
20 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

2568 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Plugin.exe

description pid process

Token: SeDebugPrivilege 2716 Plugin.exe
Token: SeDebugPrivilege 2716 Plugin.exe

flow	ioc
4	pastebin.com
5	pastebin.com
6	0.tcp.sa.ngrok.io
20	0.tcp.sa.ngrok.io

pid	process
2568	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	2716	Plugin.exe
Token: SeDebugPrivilege	2716	Plugin.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe

description	pid	process	target process
PID 1400 wrote to memory of 2568	1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe	schtasks.exe
PID 1400 wrote to memory of 2568	1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe	schtasks.exe
PID 1400 wrote to memory of 2568	1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe	schtasks.exe
PID 1400 wrote to memory of 2568	1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe	schtasks.exe
PID 1400 wrote to memory of 2716	1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe	Plugin.exe
PID 1400 wrote to memory of 2716	1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe	Plugin.exe
PID 1400 wrote to memory of 2716	1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe	Plugin.exe
PID 1400 wrote to memory of 2716	1400	a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe	Plugin.exe

C:\Users\Admin\AppData\Local\Temp\a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe
"C:\Users\Admin\AppData\Local\Temp\a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1400

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:2568

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:2716

Network

MITRE ATT&CK Matrix ATT&CK v13

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\System\Plugin.exe
Filesize
126KB

MD5
08bae97aa3ca7a364e6bbe2aa6e8b8b6

SHA1
f6b7179fa8cc6a3b062c8c7b5a914c5b8f6e0312

SHA256
a7b1c2a715bb2f2a6358825f341bcd9e3db00164f44afae1a1e8538ebfdf3a9f

SHA512
ba47cc9c514627386f1f4d202b46ef182ec332db6183f4e8f5474bd13e491d91a5f7a7ee272d1d647f98ae55e553a60229100ba645c60c2e5c87b973aaf5c5a1

Download Submit
memory/1400-0-0x000000007439E000-0x000000007439F000-memory.dmp

Filesize
4KB

Download
memory/1400-1-0x0000000001070000-0x0000000001096000-memory.dmp

Filesize
152KB

Download
memory/1400-13-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-12-0x0000000000170000-0x0000000000196000-memory.dmp

Filesize
152KB

Download
memory/2716-14-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-15-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-16-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-17-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads