Malware Analysis Report

2024-09-11 10:20

Sample ID 240706-scnjss1hlj
Target 28931c574059113e891a5130dbe61d0d_JaffaCakes118
SHA256 ddbec9c19476fc0a9dcd62250e4b2dde0ea8be7fceb2fbe072d3473dc4bb163f
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

ddbec9c19476fc0a9dcd62250e4b2dde0ea8be7fceb2fbe072d3473dc4bb163f

Threat Level: Known bad

The file 28931c574059113e891a5130dbe61d0d_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

limerat rat

LimeRAT

Executes dropped EXE

Checks computer location settings

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Scheduled Task/Job: Scheduled Task

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

2024-07-06 14:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-06 14:58

Reported

2024-07-06 15:18

Platform

win7-20240705-en

Max time kernel

145s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe"

Signatures

LimeRAT

rat limerat

Executes dropped EXE

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2408 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 2408 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 2408 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 2408 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe
PID 2408 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe
PID 2408 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe"

C:\Windows\system32\schtasks.exe

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 pastebin.com udp
US 104.20.3.235:443 pastebin.com tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp

Files

memory/2408-0-0x000007FEF5343000-0x000007FEF5344000-memory.dmp

memory/2408-1-0x0000000000250000-0x0000000000276000-memory.dmp

memory/2408-2-0x000007FEF5340000-0x000007FEF5D2C000-memory.dmp

memory/2408-3-0x00000000001F0000-0x0000000000200000-memory.dmp

memory/2408-4-0x0000000000200000-0x0000000000218000-memory.dmp

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

MD5 28931c574059113e891a5130dbe61d0d
SHA1 0879598ec6c091aae822654e4516a80b9e763329
SHA256 ddbec9c19476fc0a9dcd62250e4b2dde0ea8be7fceb2fbe072d3473dc4bb163f
SHA512 ad71bcbb994f121e0e68cc666ea58d231db0f990bbba615df735c8b65bf81835513c8e1a80ff273d87e6e919192887a690ff49e4e9b1d662859e787e389144ae

memory/2440-10-0x0000000000AD0000-0x0000000000AF6000-memory.dmp

memory/2440-11-0x000007FEF5340000-0x000007FEF5D2C000-memory.dmp

memory/2408-12-0x000007FEF5340000-0x000007FEF5D2C000-memory.dmp

memory/2440-13-0x000007FEF5340000-0x000007FEF5D2C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-06 14:58

Reported

2024-07-06 15:18

Platform

win10v2004-20240704-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe"

Signatures

LimeRAT

rat limerat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe N/A

Executes dropped EXE

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 680 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Windows\SYSTEM32\schtasks.exe
PID 680 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Windows\SYSTEM32\schtasks.exe
PID 680 wrote to memory of 2052 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe
PID 680 wrote to memory of 2052 N/A C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\28931c574059113e891a5130dbe61d0d_JaffaCakes118.exe"

C:\Windows\SYSTEM32\schtasks.exe

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 pastebin.com udp
US 172.67.19.24:443 pastebin.com tcp
DE 193.161.193.99:61716 tcp
US 8.8.8.8:53 24.19.67.172.in-addr.arpa udp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
DE 193.161.193.99:61716 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
DE 193.161.193.99:61716 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp

Files

memory/680-0-0x00007FF806F73000-0x00007FF806F75000-memory.dmp

memory/680-1-0x0000000000610000-0x0000000000636000-memory.dmp

memory/680-2-0x0000000000E20000-0x0000000000E30000-memory.dmp

memory/680-3-0x00007FF806F70000-0x00007FF807A31000-memory.dmp

memory/680-4-0x0000000000E30000-0x0000000000E48000-memory.dmp

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

MD5 28931c574059113e891a5130dbe61d0d
SHA1 0879598ec6c091aae822654e4516a80b9e763329
SHA256 ddbec9c19476fc0a9dcd62250e4b2dde0ea8be7fceb2fbe072d3473dc4bb163f
SHA512 ad71bcbb994f121e0e68cc666ea58d231db0f990bbba615df735c8b65bf81835513c8e1a80ff273d87e6e919192887a690ff49e4e9b1d662859e787e389144ae

memory/680-17-0x00007FF806F70000-0x00007FF807A31000-memory.dmp

memory/2052-18-0x00007FF806F70000-0x00007FF807A31000-memory.dmp

memory/2052-19-0x00007FF806F70000-0x00007FF807A31000-memory.dmp

memory/2052-20-0x00007FF806F70000-0x00007FF807A31000-memory.dmp