limerat | 05f0ad4df75e687b4a188f34e31a60afb0a772d32e51f6e77f62ec484e7cf35e

General

Target

de02ba99f65d07c4973b33fec5aefdac.exe
Size

1.6MB
MD5

de02ba99f65d07c4973b33fec5aefdac
SHA1

54419bd1e07a8e3ab393c55cf55570bc3fe2b526
SHA256

05f0ad4df75e687b4a188f34e31a60afb0a772d32e51f6e77f62ec484e7cf35e
SHA512

c38740af611109ebae7552045e4b1d88909840d54c91ad585adba52b2d36be806fde3f84c1cd18c086debe995ef5475faf9b53614ebe83fe56825c97a877d6d8
SSDEEP

49152:ReKvWKlH8SM3ShGiSTZdXTZdHXTZdXTZ:

Score

10^/10

limerat persistence rat

Malware Config

Extracted

Family

limerat

Wallets

3Qus18px7doBsKbzeHGBmnanWuPS4S3tAn

Attributes

aes_key
7aXx4CiaQxg8Py3gI
antivm
true
c2_url
https://pastebin.com/raw/ZJvAZBza
delay
60
download_payload
false
install
true
install_name
csrss.exe
main_folder
Temp
pin_spread
true
sub_folder
\
usb_spread
true

Signatures

LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat
Executes dropped EXE 3 IoCs

Processes:

TeraBIT Virus Maker 3.1 (1).exeWservices.exeWservices.exe

pid process

2820 TeraBIT Virus Maker 3.1 (1).exe
1612 Wservices.exe
580 Wservices.exe
Loads dropped DLL 3 IoCs

Processes:

de02ba99f65d07c4973b33fec5aefdac.exe

pid process

1704 de02ba99f65d07c4973b33fec5aefdac.exe
1704 de02ba99f65d07c4973b33fec5aefdac.exe
1704 de02ba99f65d07c4973b33fec5aefdac.exe

pid	process
2820	TeraBIT Virus Maker 3.1 (1).exe
1612	Wservices.exe
580	Wservices.exe

pid	process
1704	de02ba99f65d07c4973b33fec5aefdac.exe
1704	de02ba99f65d07c4973b33fec5aefdac.exe
1704	de02ba99f65d07c4973b33fec5aefdac.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

de02ba99f65d07c4973b33fec5aefdac.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wservices.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Wservices.exe"	de02ba99f65d07c4973b33fec5aefdac.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Wservices.exe

description pid process target process

PID 1612 set thread context of 580 1612 Wservices.exe Wservices.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

TeraBIT Virus Maker 3.1 (1).exe

pid process

2820 TeraBIT Virus Maker 3.1 (1).exe

description	pid	process	target process
PID 1612 set thread context of 580	1612	Wservices.exe	Wservices.exe

pid	process
2820	TeraBIT Virus Maker 3.1 (1).exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

de02ba99f65d07c4973b33fec5aefdac.exeWservices.exe

description	pid	process	target process
PID 1704 wrote to memory of 2820	1704	de02ba99f65d07c4973b33fec5aefdac.exe	TeraBIT Virus Maker 3.1 (1).exe
PID 1704 wrote to memory of 2820	1704	de02ba99f65d07c4973b33fec5aefdac.exe	TeraBIT Virus Maker 3.1 (1).exe
PID 1704 wrote to memory of 2820	1704	de02ba99f65d07c4973b33fec5aefdac.exe	TeraBIT Virus Maker 3.1 (1).exe
PID 1704 wrote to memory of 2820	1704	de02ba99f65d07c4973b33fec5aefdac.exe	TeraBIT Virus Maker 3.1 (1).exe
PID 1704 wrote to memory of 1612	1704	de02ba99f65d07c4973b33fec5aefdac.exe	Wservices.exe
PID 1704 wrote to memory of 1612	1704	de02ba99f65d07c4973b33fec5aefdac.exe	Wservices.exe
PID 1704 wrote to memory of 1612	1704	de02ba99f65d07c4973b33fec5aefdac.exe	Wservices.exe
PID 1704 wrote to memory of 1612	1704	de02ba99f65d07c4973b33fec5aefdac.exe	Wservices.exe
PID 1612 wrote to memory of 580	1612	Wservices.exe	Wservices.exe
PID 1612 wrote to memory of 580	1612	Wservices.exe	Wservices.exe
PID 1612 wrote to memory of 580	1612	Wservices.exe	Wservices.exe
PID 1612 wrote to memory of 580	1612	Wservices.exe	Wservices.exe
PID 1612 wrote to memory of 580	1612	Wservices.exe	Wservices.exe
PID 1612 wrote to memory of 580	1612	Wservices.exe	Wservices.exe
PID 1612 wrote to memory of 580	1612	Wservices.exe	Wservices.exe
PID 1612 wrote to memory of 580	1612	Wservices.exe	Wservices.exe

C:\Users\Admin\AppData\Local\Temp\de02ba99f65d07c4973b33fec5aefdac.exe
"C:\Users\Admin\AppData\Local\Temp\de02ba99f65d07c4973b33fec5aefdac.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1704

C:\Users\Admin\AppData\Local\Temp\TeraBIT Virus Maker 3.1 (1).exe
"C:\Users\Admin\AppData\Local\Temp\TeraBIT Virus Maker 3.1 (1).exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2820

C:\Users\Admin\AppData\Roaming\Wservices.exe
"C:\Users\Admin\AppData\Roaming\Wservices.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1612

C:\Users\Admin\AppData\Roaming\Wservices.exe
"C:\Users\Admin\AppData\Roaming\Wservices.exe"
3⤵
- Executes dropped EXE
PID:580

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

\Users\Admin\AppData\Local\Temp\TeraBIT Virus Maker 3.1 (1).exe
Filesize
676KB

MD5
5b7cbfc8d8bc22798ee4fc4aa4b03e3b

SHA1
76f643b3f67f76f4182ef18e43e298e2e8570044

SHA256
35bcbae8dd3191cf58c48618d0cc43fb8fee8493e7c872d7742b4d499c383af9

SHA512
85228be9bc801d412bab150f3238c95390e18ab5f3a88bbc2406a40818e7c4482e77462b4a302be78075b1b631d6ac4a5939b8040d3742d3b822361642f796bd

Download Submit
\Users\Admin\AppData\Roaming\Wservices.exe
Filesize
1.6MB

MD5
de02ba99f65d07c4973b33fec5aefdac

SHA1
54419bd1e07a8e3ab393c55cf55570bc3fe2b526

SHA256
05f0ad4df75e687b4a188f34e31a60afb0a772d32e51f6e77f62ec484e7cf35e

SHA512
c38740af611109ebae7552045e4b1d88909840d54c91ad585adba52b2d36be806fde3f84c1cd18c086debe995ef5475faf9b53614ebe83fe56825c97a877d6d8

Download Submit
memory/580-30-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/580-37-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/580-41-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/580-40-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/580-34-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/580-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/580-28-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/580-26-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1612-25-0x0000000000740000-0x0000000000758000-memory.dmp

Filesize
96KB

Download
memory/1612-24-0x0000000004B00000-0x0000000004B40000-memory.dmp

Filesize
256KB

Download
memory/1612-23-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1612-38-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1612-22-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1704-0-0x0000000000400000-0x000000000059C000-memory.dmp

Filesize
1.6MB

Download
memory/1704-21-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1704-13-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1704-1-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads