limerat | a3f99ddf20c41214826e9a43b83326ddd5957a71f383e250a256c61b83378a11

Analysis

max time kernel
139s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 15:56

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General

Target

fc3188bfa4da55b7e78f660706ea32df_JaffaCakes118.exe
Size

89KB
MD5

fc3188bfa4da55b7e78f660706ea32df
SHA1

75ad73a0b989c37f9d4383d58ba522eaad102997
SHA256

a3f99ddf20c41214826e9a43b83326ddd5957a71f383e250a256c61b83378a11
SHA512

8ea21e66c1f8c5a7acbb26ddb6daf66d57e5fe218f612b669d2938488ba6715142f2fe564b75c5eedbc7bede46a2d0a05d6f99a0afec0fd967cfdfeb2a996e9d
SSDEEP

1536:XRWy1jFD5Ew/JN1qHd0jy4MjydK5MF1OPklWz01TuSo7EHDyokkIPEDMy6ur:n5txN1Od0TMjydKk1h40ASo7EHuokkay

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/7sALhsP2
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

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	fc3188bfa4da55b7e78f660706ea32df_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4188	Secure.exe

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

Web Service

T1102

flow	ioc
18	pastebin.com
19	pastebin.com

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

System Information Discovery
T1082

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
4408	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4188	Secure.exe
Token: SeDebugPrivilege	4188	Secure.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4440 wrote to memory of 4408	4440	fc3188bfa4da55b7e78f660706ea32df_JaffaCakes118.exe	86
PID 4440 wrote to memory of 4408	4440	fc3188bfa4da55b7e78f660706ea32df_JaffaCakes118.exe	86
PID 4440 wrote to memory of 4188	4440	fc3188bfa4da55b7e78f660706ea32df_JaffaCakes118.exe	88
PID 4440 wrote to memory of 4188	4440	fc3188bfa4da55b7e78f660706ea32df_JaffaCakes118.exe	88

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\fc3188bfa4da55b7e78f660706ea32df_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc3188bfa4da55b7e78f660706ea32df_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4440
- C:\Windows\SYSTEM32\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\Secure.exe'"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4408
- C:\Users\Admin\AppData\Local\Temp\Secure.exe
  "C:\Users\Admin\AppData\Local\Temp\Secure.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:4188

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

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

Filesize
89KB

MD5
fc3188bfa4da55b7e78f660706ea32df

SHA1
75ad73a0b989c37f9d4383d58ba522eaad102997

SHA256
a3f99ddf20c41214826e9a43b83326ddd5957a71f383e250a256c61b83378a11

SHA512
8ea21e66c1f8c5a7acbb26ddb6daf66d57e5fe218f612b669d2938488ba6715142f2fe564b75c5eedbc7bede46a2d0a05d6f99a0afec0fd967cfdfeb2a996e9d

Download Submit
memory/4188-19-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download
memory/4188-21-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download
memory/4188-22-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download
memory/4440-0-0x00007FFF96933000-0x00007FFF96935000-memory.dmp

Filesize
8KB

Download
memory/4440-1-0x0000000000B60000-0x0000000000B7C000-memory.dmp

Filesize
112KB

Download
memory/4440-2-0x0000000002BE0000-0x0000000002BF6000-memory.dmp

Filesize
88KB

Download
memory/4440-3-0x0000000002C10000-0x0000000002C2C000-memory.dmp

Filesize
112KB

Download
memory/4440-4-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download
memory/4440-6-0x0000000002C40000-0x0000000002C56000-memory.dmp

Filesize
88KB

Download
memory/4440-5-0x0000000002C30000-0x0000000002C40000-memory.dmp

Filesize
64KB

Download
memory/4440-20-0x00007FFF96930000-0x00007FFF973F1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads