Malware Analysis Report

2024-09-11 10:20

Sample ID 240719-fffxxawgqg
Target 5a8656da70b6347f75b94da217d22c4f_JaffaCakes118
SHA256 562eb37dd29aee57281433d094572f0a0c8fe9e45af537017d25a42b89c8ac46
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

562eb37dd29aee57281433d094572f0a0c8fe9e45af537017d25a42b89c8ac46

Threat Level: Known bad

The file 5a8656da70b6347f75b94da217d22c4f_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

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Scheduled Task/Job: Scheduled Task

Suspicious use of AdjustPrivilegeToken

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

2024-07-19 04:48

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-19 04:48

Reported

2024-07-19 04:51

Platform

win7-20240704-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe"

Signatures

LimeRAT

rat limerat

Executes dropped EXE

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1944 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1944 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1944 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1944 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\israel.exe
PID 1944 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\israel.exe
PID 1944 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\israel.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe"

C:\Windows\system32\schtasks.exe

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

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

"C:\Users\Admin\AppData\Local\Temp\israel.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 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp

Files

memory/1944-0-0x000007FEF5BE3000-0x000007FEF5BE4000-memory.dmp

memory/1944-1-0x0000000000A00000-0x0000000000A16000-memory.dmp

memory/1944-2-0x00000000001C0000-0x00000000001CA000-memory.dmp

memory/1944-3-0x00000000003E0000-0x00000000003EC000-memory.dmp

memory/1944-4-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

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

MD5 5a8656da70b6347f75b94da217d22c4f
SHA1 0876e2ef23c36cc4e9259574a2376a42d6a1cd9a
SHA256 562eb37dd29aee57281433d094572f0a0c8fe9e45af537017d25a42b89c8ac46
SHA512 b3a587332bddc4f6396d8dc9510d9a55d48e4b35a20716a838383efcdd1405b603c4191bffd6d2c7d219590385bc6ac37e3003243efb4285b39215b925d62c1b

memory/2812-10-0x0000000000C00000-0x0000000000C16000-memory.dmp

memory/1944-12-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

memory/2812-11-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

memory/2812-13-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

memory/2812-14-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

memory/2812-15-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-19 04:48

Reported

2024-07-19 04:51

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe"

Signatures

LimeRAT

rat limerat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe N/A

Executes dropped EXE

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 752 wrote to memory of 4704 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Windows\SYSTEM32\schtasks.exe
PID 752 wrote to memory of 4704 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Windows\SYSTEM32\schtasks.exe
PID 752 wrote to memory of 2312 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\israel.exe
PID 752 wrote to memory of 2312 N/A C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\israel.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5a8656da70b6347f75b94da217d22c4f_JaffaCakes118.exe"

C:\Windows\SYSTEM32\schtasks.exe

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 pastebin.com udp
US 104.20.3.235:443 pastebin.com tcp
DE 193.161.193.99:57240 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 235.3.20.104.in-addr.arpa udp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 98.58.20.217.in-addr.arpa udp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
US 8.8.8.8:53 22.58.20.217.in-addr.arpa udp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
DE 193.161.193.99:57240 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp
DE 193.161.193.99:57240 tcp

Files

memory/752-0-0x00007FFA0A9C3000-0x00007FFA0A9C5000-memory.dmp

memory/752-1-0x0000000000A40000-0x0000000000A56000-memory.dmp

memory/752-2-0x00000000010F0000-0x00000000010FA000-memory.dmp

memory/752-3-0x0000000001110000-0x000000000111C000-memory.dmp

memory/752-4-0x00007FFA0A9C0000-0x00007FFA0B481000-memory.dmp

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

MD5 5a8656da70b6347f75b94da217d22c4f
SHA1 0876e2ef23c36cc4e9259574a2376a42d6a1cd9a
SHA256 562eb37dd29aee57281433d094572f0a0c8fe9e45af537017d25a42b89c8ac46
SHA512 b3a587332bddc4f6396d8dc9510d9a55d48e4b35a20716a838383efcdd1405b603c4191bffd6d2c7d219590385bc6ac37e3003243efb4285b39215b925d62c1b

memory/752-18-0x00007FFA0A9C0000-0x00007FFA0B481000-memory.dmp

memory/2312-17-0x00007FFA0A9C0000-0x00007FFA0B481000-memory.dmp

memory/2312-19-0x00007FFA0A9C0000-0x00007FFA0B481000-memory.dmp

memory/2312-20-0x00007FFA0A9C0000-0x00007FFA0B481000-memory.dmp