Malware Analysis Report

2024-09-11 10:20

Sample ID 240725-qhp9gatcrh
Target 6fb99828380efda6fb357be8e59524f6_JaffaCakes118
SHA256 0c34a4722c74afd100e8d59d69d21da8b9c1cd813663b9ba5c55737e6f6170ad
Tags
limerat rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0c34a4722c74afd100e8d59d69d21da8b9c1cd813663b9ba5c55737e6f6170ad

Threat Level: Known bad

The file 6fb99828380efda6fb357be8e59524f6_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

limerat rat

LimeRAT

Checks computer location settings

Executes dropped EXE

Legitimate hosting services abused for malware hosting/C2

Enumerates physical storage devices

Unsigned PE

Scheduled Task/Job: Scheduled Task

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Scheduled Task/Job
T1053
Scheduled Task
T1053.005
Persistence
TA0003
Scheduled Task/Job
T1053
Scheduled Task
T1053.005
Privilege Escalation
TA0004
Scheduled Task/Job
T1053
Scheduled Task
T1053.005
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Web Service
T1102
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-07-25 13:15

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-25 13:15

Reported

2024-07-25 13:18

Platform

win7-20240704-en

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe"

Signatures

LimeRAT

rat limerat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\secured.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

Enumerates physical storage devices

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\secured.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\secured.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1940 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1940 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1940 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1940 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\secured.exe
PID 1940 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\secured.exe
PID 1940 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\secured.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe"

C:\Windows\system32\schtasks.exe

schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\secured.exe'"

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

"C:\Users\Admin\AppData\Local\Temp\secured.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 pastebin.com udp
US 104.20.4.235:443 pastebin.com tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp

Files

memory/1940-0-0x000007FEF5903000-0x000007FEF5904000-memory.dmp

memory/1940-1-0x00000000008E0000-0x00000000008FC000-memory.dmp

memory/1940-2-0x0000000000240000-0x0000000000250000-memory.dmp

memory/1940-3-0x0000000000300000-0x0000000000318000-memory.dmp

memory/1940-4-0x000007FEF5900000-0x000007FEF62EC000-memory.dmp

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

MD5 6fb99828380efda6fb357be8e59524f6
SHA1 94a3911a1813273e7464e030b6a52859f62dd1f4
SHA256 0c34a4722c74afd100e8d59d69d21da8b9c1cd813663b9ba5c55737e6f6170ad
SHA512 9e6729262f38f3f200309e5ed810b5899adda6295411d20883445c55095f16df63eef44b6d0951ee8fb66e39dc74e8fcab7874576ff88500ae825b1b8c1b21ed

memory/1940-11-0x000007FEF5900000-0x000007FEF62EC000-memory.dmp

memory/2288-12-0x000007FEF5900000-0x000007FEF62EC000-memory.dmp

memory/2288-10-0x00000000003F0000-0x000000000040C000-memory.dmp

memory/2288-13-0x000007FEF5900000-0x000007FEF62EC000-memory.dmp

memory/2288-14-0x000007FEF5900000-0x000007FEF62EC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-25 13:15

Reported

2024-07-25 13:18

Platform

win10v2004-20240709-en

Max time kernel

145s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe"

Signatures

LimeRAT

rat limerat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\secured.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

Enumerates physical storage devices

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SYSTEM32\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\secured.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\secured.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3812 wrote to memory of 220 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Windows\SYSTEM32\schtasks.exe
PID 3812 wrote to memory of 220 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Windows\SYSTEM32\schtasks.exe
PID 3812 wrote to memory of 4932 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\secured.exe
PID 3812 wrote to memory of 4932 N/A C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\secured.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6fb99828380efda6fb357be8e59524f6_JaffaCakes118.exe"

C:\Windows\SYSTEM32\schtasks.exe

schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\secured.exe'"

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

"C:\Users\Admin\AppData\Local\Temp\secured.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 pastebin.com udp
US 104.20.3.235:443 pastebin.com tcp
DE 193.161.193.99:40760 tcp
US 8.8.8.8:53 235.3.20.104.in-addr.arpa udp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 101.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
DE 193.161.193.99:40760 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp
DE 193.161.193.99:40760 tcp

Files

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

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

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

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

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

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

MD5 6fb99828380efda6fb357be8e59524f6
SHA1 94a3911a1813273e7464e030b6a52859f62dd1f4
SHA256 0c34a4722c74afd100e8d59d69d21da8b9c1cd813663b9ba5c55737e6f6170ad
SHA512 9e6729262f38f3f200309e5ed810b5899adda6295411d20883445c55095f16df63eef44b6d0951ee8fb66e39dc74e8fcab7874576ff88500ae825b1b8c1b21ed

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

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

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

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

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