limerat | efddb8625f7f35e91fad6672c67fe3c5073ba036d95e640de966fe68025afaff

General

Target

f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe
Size

209KB
MD5

f36b5a987d90e709868e32a22c282083
SHA1

73d6f1d6ec24fcb2b7ed3214afb42aa229fe9403
SHA256

efddb8625f7f35e91fad6672c67fe3c5073ba036d95e640de966fe68025afaff
SHA512

92676be3cfa808ce2e977c41ace7694a30f29548f313e1e7d2dbf1f75a6b7ff46672b42d4cc17586bb7b65d1e985efe9df7547271ed872d9105f45eb71da932a
SSDEEP

3072:EvwtMgkqYnB3nPWlVA9CKQ0UUVUUXjNBv2t5DkfM:GlxNnEKgKot

Score

10^/10

limerat discovery rat

Malware Config

Extracted

Family

limerat

Wallets

12fv8N11Mq2fpT2pXibTZiJCJAXkDsGFRq

Attributes

aes_key
123
antivm
false
c2_url
https://pastebin.com/raw/rYAhJUcU
delay
3
download_payload
false
install
true
install_name
test.exe
main_folder
Temp
pin_spread
false
sub_folder
\
usb_spread
false

Extracted

Family

limerat

Attributes

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

test.exe

pid process

2592 test.exe
Loads dropped DLL 2 IoCs

Processes:

f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe

pid process

2824 f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe
2824 f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

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

pid	process
2592	test.exe

pid	process
2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe
2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe

flow	ioc
2	pastebin.com
3	pastebin.com

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

Processes:

f36b5a987d90e709868e32a22c282083_JaffaCakes118.exeschtasks.exetest.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	test.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

Processes:

schtasks.exe

pid process

2584 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

test.exe

description pid process

Token: SeDebugPrivilege 2592 test.exe
Token: SeDebugPrivilege 2592 test.exe

pid	process
2584	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	2592	test.exe
Token: SeDebugPrivilege	2592	test.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe

description	pid	process	target process
PID 2824 wrote to memory of 2584	2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe	schtasks.exe
PID 2824 wrote to memory of 2584	2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe	schtasks.exe
PID 2824 wrote to memory of 2584	2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe	schtasks.exe
PID 2824 wrote to memory of 2584	2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe	schtasks.exe
PID 2824 wrote to memory of 2592	2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe	test.exe
PID 2824 wrote to memory of 2592	2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe	test.exe
PID 2824 wrote to memory of 2592	2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe	test.exe
PID 2824 wrote to memory of 2592	2824	f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe	test.exe

C:\Users\Admin\AppData\Local\Temp\f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f36b5a987d90e709868e32a22c282083_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\test.exe'"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2584
- C:\Users\Admin\AppData\Local\Temp\test.exe
  "C:\Users\Admin\AppData\Local\Temp\test.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\test.exe

Filesize
209KB

MD5
f36b5a987d90e709868e32a22c282083

SHA1
73d6f1d6ec24fcb2b7ed3214afb42aa229fe9403

SHA256
efddb8625f7f35e91fad6672c67fe3c5073ba036d95e640de966fe68025afaff

SHA512
92676be3cfa808ce2e977c41ace7694a30f29548f313e1e7d2dbf1f75a6b7ff46672b42d4cc17586bb7b65d1e985efe9df7547271ed872d9105f45eb71da932a

Download Submit
memory/2592-13-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2592-14-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2592-15-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2592-16-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2824-0-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/2824-1-0x0000000001160000-0x000000000119A000-memory.dmp

Filesize
232KB

Download
memory/2824-12-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads