limerat | 342b2e3b3e756eb046794a12c10567d04e8255f096e616f40129025968d8f2a5

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
31-08-2024 13:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cceb4219605d30c23efe121068055a31_JaffaCakes118.exe
Size

787KB
MD5

cceb4219605d30c23efe121068055a31
SHA1

e2aa3e61e3c6a571b6b3ad36478f0e906e58212f
SHA256

342b2e3b3e756eb046794a12c10567d04e8255f096e616f40129025968d8f2a5
SHA512

ecaedde80486a0a17a9230c4fbeafeaccaa1ab6607a109fe8b763027365d1b9504e58e7147aa1e52bc30aa02e36a51e3a9ebd39e2801c8e445bc1bf487862650
SSDEEP

12288:zyR17vTjQvEbeCN25ITN3FRqpfC4HZ9a2zHCQnit/MMukucsy55WMBWzmyjvMdS2:q1/svEb/uHZZmiiOMRuvkU8OzlN6

Score

10^/10

limerat discovery rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
jack
antivm
false
c2_url
https://pastebin.com/raw/YtyeDvFZ
delay
3
download_payload
false
install
false
install_name
Wservices.exe
main_folder
Temp
pin_spread
false
sub_folder
\
usb_spread
false

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/YtyeDvFZ
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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vbc.url	cceb4219605d30c23efe121068055a31_JaffaCakes118.exe

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

Web Service

T1102

flow	ioc
9	pastebin.com
10	pastebin.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4604 set thread context of 3024	4604	cceb4219605d30c23efe121068055a31_JaffaCakes118.exe	86

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cceb4219605d30c23efe121068055a31_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4604	cceb4219605d30c23efe121068055a31_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3024	RegAsm.exe
Token: SeDebugPrivilege	3024	RegAsm.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 3024	4604	cceb4219605d30c23efe121068055a31_JaffaCakes118.exe	86
PID 4604 wrote to memory of 3024	4604	cceb4219605d30c23efe121068055a31_JaffaCakes118.exe	86
PID 4604 wrote to memory of 3024	4604	cceb4219605d30c23efe121068055a31_JaffaCakes118.exe	86
PID 4604 wrote to memory of 3024	4604	cceb4219605d30c23efe121068055a31_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\cceb4219605d30c23efe121068055a31_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cceb4219605d30c23efe121068055a31_JaffaCakes118.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4604
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3024-12-0x0000000071932000-0x0000000071933000-memory.dmp

Filesize
4KB

Download
memory/3024-8-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3024-16-0x0000000071930000-0x0000000071EE1000-memory.dmp

Filesize
5.7MB

Download
memory/3024-15-0x0000000071932000-0x0000000071933000-memory.dmp

Filesize
4KB

Download
memory/3024-14-0x0000000071930000-0x0000000071EE1000-memory.dmp

Filesize
5.7MB

Download
memory/3024-13-0x0000000071930000-0x0000000071EE1000-memory.dmp

Filesize
5.7MB

Download
memory/4604-4-0x0000000002550000-0x000000000255C000-memory.dmp

Filesize
48KB

Download
memory/4604-1-0x0000000000140000-0x000000000020C000-memory.dmp

Filesize
816KB

Download
memory/4604-5-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/4604-0-0x00000000750DE000-0x00000000750DF000-memory.dmp

Filesize
4KB

Download
memory/4604-11-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/4604-10-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/4604-3-0x00000000026C0000-0x00000000026FA000-memory.dmp

Filesize
232KB

Download
memory/4604-2-0x0000000002540000-0x0000000002548000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads