limerat | 37d6832272f4b87fd9194539e17c5da57b8c4508d54e586b8c6bcf8b856f82be

General

Target

07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe
Size

28KB
MD5

07c27d514bfbde4482b8e1b6ea27b456
SHA1

535e1b3f81abcfcbae2066f28f3bcbded60e6829
SHA256

37d6832272f4b87fd9194539e17c5da57b8c4508d54e586b8c6bcf8b856f82be
SHA512

f69492a2c8a6eca0abfb57f4b7e0d9bd347f8c8b6e952ce1998b13bf0df898e47ad87dfb3d28f6a47ff8e7652fd4ed3305fce5103b4c3e9ec29fd8af599555d2
SSDEEP

384:OE0WnRV4+emNHpoyfaDhVSY5+1SsVhsLDFqvDuNrCeJE3WN52kOQIEvHSEfrwHTU:D4q2yi9Vb+1SeSJok5NUkCkWTtfEY

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
yourmomisobesaporcodio
antivm
true
c2_url
https://pastebin.com/raw/Si5Hcuvu
delay
3
download_payload
false
install
true
install_name
RuntimeBroker.exe
main_folder
UserProfile
pin_spread
false
sub_folder
\VM\
usb_spread
true

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/Si5Hcuvu
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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
5528	RuntimeBroker.exe

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

Web Service

T1102

flow	ioc
28	pastebin.com
29	pastebin.com

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	RuntimeBroker.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	RuntimeBroker.exe

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

pid	Process
2164	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5528	RuntimeBroker.exe
Token: SeDebugPrivilege	5528	RuntimeBroker.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2768 wrote to memory of 2164	2768	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe	93
PID 2768 wrote to memory of 2164	2768	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe	93
PID 2768 wrote to memory of 2164	2768	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe	93
PID 2768 wrote to memory of 5528	2768	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe	95
PID 2768 wrote to memory of 5528	2768	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe	95
PID 2768 wrote to memory of 5528	2768	07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\07c27d514bfbde4482b8e1b6ea27b456_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of WriteProcessMemory
PID:2768
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\VM\RuntimeBroker.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:2164
- C:\Users\Admin\VM\RuntimeBroker.exe
  "C:\Users\Admin\VM\RuntimeBroker.exe"
  2⤵
  - Executes dropped EXE
  - Maps connected drives based on registry
  - Suspicious use of AdjustPrivilegeToken
  PID:5528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\VM\RuntimeBroker.exe

Filesize
28KB

MD5
07c27d514bfbde4482b8e1b6ea27b456

SHA1
535e1b3f81abcfcbae2066f28f3bcbded60e6829

SHA256
37d6832272f4b87fd9194539e17c5da57b8c4508d54e586b8c6bcf8b856f82be

SHA512
f69492a2c8a6eca0abfb57f4b7e0d9bd347f8c8b6e952ce1998b13bf0df898e47ad87dfb3d28f6a47ff8e7652fd4ed3305fce5103b4c3e9ec29fd8af599555d2

Download Submit
memory/2768-1-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/2768-0-0x0000000000180000-0x000000000018C000-memory.dmp

Filesize
48KB

Download
memory/2768-2-0x0000000004B40000-0x0000000004BDC000-memory.dmp

Filesize
624KB

Download
memory/2768-3-0x0000000004BE0000-0x0000000004C46000-memory.dmp

Filesize
408KB

Download
memory/2768-4-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

Filesize
64KB

Download
memory/2768-5-0x0000000005900000-0x0000000005EA4000-memory.dmp

Filesize
5.6MB

Download
memory/2768-15-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/5528-16-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/5528-17-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads