limerat | 0c34a4722c74afd100e8d59d69d21da8b9c1cd813663b9ba5c55737e6f6170ad

Analysis

max time kernel
145s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 13:15

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General

Target

6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe
Size

90KB
MD5

6fb99828380efda6fb357be8e59524f6
SHA1

94a3911a1813273e7464e030b6a52859f62dd1f4
SHA256

0c34a4722c74afd100e8d59d69d21da8b9c1cd813663b9ba5c55737e6f6170ad
SHA512

9e6729262f38f3f200309e5ed810b5899adda6295411d20883445c55095f16df63eef44b6d0951ee8fb66e39dc74e8fcab7874576ff88500ae825b1b8c1b21ed
SSDEEP

1536:oaHn4JUoKrukjj11ZeCBlLD3J2BzUTbimNzBKi570rdYHBYAkodUMTQeoNw4ndFw:LHCu7jjFZ1LA4bvzBNQk2AxdrTQeoNwl

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

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

Processes:

6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation	6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

secured.exe

pid process

4932 secured.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

28 pastebin.com
29 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

Processes:

schtasks.exe

pid process

220 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

secured.exe

description pid process

Token: SeDebugPrivilege 4932 secured.exe
Token: SeDebugPrivilege 4932 secured.exe

pid	process
4932	secured.exe

flow	ioc
28	pastebin.com
29	pastebin.com

pid	process
220	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	4932	secured.exe
Token: SeDebugPrivilege	4932	secured.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe

description	pid	process	target process
PID 3812 wrote to memory of 220	3812	6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe	schtasks.exe
PID 3812 wrote to memory of 220	3812	6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe	schtasks.exe
PID 3812 wrote to memory of 4932	3812	6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe	secured.exe
PID 3812 wrote to memory of 4932	3812	6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe	secured.exe

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\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3812

C:\Windows\SYSTEM32\schtasks.exe
schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\secured.exe'"
2⤵
- Scheduled Task/Job: Scheduled Task
PID:220

C:\Users\Admin\AppData\Local\Temp\secured.exe
"C:\Users\Admin\AppData\Local\Temp\secured.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4932

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Web Service

T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\secured.exe
Filesize
90KB

MD5
6fb99828380efda6fb357be8e59524f6

SHA1
94a3911a1813273e7464e030b6a52859f62dd1f4

SHA256
0c34a4722c74afd100e8d59d69d21da8b9c1cd813663b9ba5c55737e6f6170ad

SHA512
9e6729262f38f3f200309e5ed810b5899adda6295411d20883445c55095f16df63eef44b6d0951ee8fb66e39dc74e8fcab7874576ff88500ae825b1b8c1b21ed

Download Submit
memory/3812-0-0x00007FFACC5F3000-0x00007FFACC5F5000-memory.dmp

Filesize
8KB

Download
memory/3812-1-0x0000000000EC0000-0x0000000000EDC000-memory.dmp

Filesize
112KB

Download
memory/3812-2-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/3812-3-0x0000000002F50000-0x0000000002F68000-memory.dmp

Filesize
96KB

Download
memory/3812-4-0x00007FFACC5F0000-0x00007FFACD0B1000-memory.dmp

Filesize
10.8MB

Download
memory/3812-17-0x00007FFACC5F0000-0x00007FFACD0B1000-memory.dmp

Filesize
10.8MB

Download
memory/4932-18-0x00007FFACC5F0000-0x00007FFACD0B1000-memory.dmp

Filesize
10.8MB

Download
memory/4932-19-0x00007FFACC5F0000-0x00007FFACD0B1000-memory.dmp

Filesize
10.8MB

Download
memory/4932-20-0x00007FFACC5F0000-0x00007FFACD0B1000-memory.dmp

Filesize
10.8MB

Download
memory/4932-21-0x00007FFACC5F0000-0x00007FFACD0B1000-memory.dmp

Filesize
10.8MB

Download