limerat | f81bc717944ec8a599c8276d9d3b1de4b995d5570139590d263b39e47e87ba3d

Analysis

max time kernel
480s
max time network
485s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
01-11-2024 18:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

xdwd.exe
Size

25KB
MD5

aae04417cc07c39988d4fbe0e85fc9bd
SHA1

2d51b49f8f1faeba674dd0993911e8f65b4d2258
SHA256

f81bc717944ec8a599c8276d9d3b1de4b995d5570139590d263b39e47e87ba3d
SHA512

53cc6468da9be1f4a3cc3089b1ed6a7544eb5cc5f91ae8dc1390688ffe10ad9aff1df224a5cd936276440ee95cb4afcaec7cf4f63332297864179c3266560dfb
SSDEEP

384:EB+Sbj6NKIPw6LZhAHt2vTh34EnWb5j4kDhlzCTJEUmNYEYQro3lcOjsjr:CpI46Lnwt4aE+RHtN8oj

Score

10^/10

limerat discovery rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
1337
antivm
false
c2_url
https://pastebin.com/raw/rACMKa5f
delay
3
download_payload
false
install
true
install_name
xdwd.exe
main_folder
AppData
pin_spread
false
sub_folder
\xdwd\
usb_spread
true

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/rACMKa5f
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
Limerat family
limerat

Executes dropped EXE 1 IoCs

pid	Process
2784	xdwd.exe

Loads dropped DLL 2 IoCs

pid	Process
2092	xdwd.exe
2092	xdwd.exe

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

Web Service

T1102

flow	ioc
2	pastebin.com
3	pastebin.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	xdwd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xdwd.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2932	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe
2784	xdwd.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	xdwd.exe
Token: SeDebugPrivilege	2784	xdwd.exe
Token: 33	1272	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1272	AUDIODG.EXE
Token: 33	1272	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1272	AUDIODG.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2932	2092	xdwd.exe	31
PID 2092 wrote to memory of 2932	2092	xdwd.exe	31
PID 2092 wrote to memory of 2932	2092	xdwd.exe	31
PID 2092 wrote to memory of 2932	2092	xdwd.exe	31
PID 2092 wrote to memory of 2784	2092	xdwd.exe	33
PID 2092 wrote to memory of 2784	2092	xdwd.exe	33
PID 2092 wrote to memory of 2784	2092	xdwd.exe	33
PID 2092 wrote to memory of 2784	2092	xdwd.exe	33

C:\Users\Admin\AppData\Local\Temp\xdwd.exe
"C:\Users\Admin\AppData\Local\Temp\xdwd.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\xdwd\xdwd.exe'"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2932
- C:\Users\Admin\AppData\Roaming\xdwd\xdwd.exe
  "C:\Users\Admin\AppData\Roaming\xdwd\xdwd.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2784

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2840

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x5e4
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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

C:\Users\Admin\AppData\Roaming\xdwd\xdwd.exe

Filesize
25KB

MD5
aae04417cc07c39988d4fbe0e85fc9bd

SHA1
2d51b49f8f1faeba674dd0993911e8f65b4d2258

SHA256
f81bc717944ec8a599c8276d9d3b1de4b995d5570139590d263b39e47e87ba3d

SHA512
53cc6468da9be1f4a3cc3089b1ed6a7544eb5cc5f91ae8dc1390688ffe10ad9aff1df224a5cd936276440ee95cb4afcaec7cf4f63332297864179c3266560dfb

Download Submit
memory/2092-0-0x000000007456E000-0x000000007456F000-memory.dmp

Filesize
4KB

Download
memory/2092-1-0x0000000000C20000-0x0000000000C2C000-memory.dmp

Filesize
48KB

Download
memory/2092-12-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-15-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2784-13-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2784-14-0x0000000000E10000-0x0000000000E1C000-memory.dmp

Filesize
48KB

Download
memory/2784-16-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2784-17-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2784-18-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2784-19-0x0000000000780000-0x000000000079E000-memory.dmp

Filesize
120KB

Download