Malware Analysis Report

2024-08-06 15:22

Sample ID 240518-n6l6lsae53
Target 549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118
SHA256 f0b864fc2a5a6f3052ee892e03e6dfff871bc76d8177387281e7eb18fd94716c
Tags
nanocore evasion keylogger persistence spyware stealer trojan
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

f0b864fc2a5a6f3052ee892e03e6dfff871bc76d8177387281e7eb18fd94716c

Threat Level: Known bad

The file 549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

nanocore evasion keylogger persistence spyware stealer trojan

Nanocore family

NanoCore

Adds Run key to start application

Checks whether UAC is enabled

Drops file in Program Files directory

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-18 12:00

Signatures

Nanocore family

nanocore

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-18 12:00

Reported

2024-05-18 12:03

Platform

win7-20240221-en

Max time kernel

133s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NAS Host = "C:\\Program Files\\NAS Host\\nashost.exe" C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\NAS Host\nashost.exe C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A
File opened for modification C:\Program Files\NAS Host\nashost.exe C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe"

Network

Country Destination Domain Proto
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp

Files

memory/2524-0-0x000007FEF5D3E000-0x000007FEF5D3F000-memory.dmp

memory/2524-1-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

memory/2524-3-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

memory/2524-2-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

memory/2524-6-0x0000000000D50000-0x0000000000D5A000-memory.dmp

memory/2524-7-0x0000000000BE0000-0x0000000000BEC000-memory.dmp

memory/2524-8-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

memory/2524-9-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

memory/2524-10-0x000007FEF5D3E000-0x000007FEF5D3F000-memory.dmp

memory/2524-11-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

memory/2524-12-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

memory/2524-13-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

memory/2524-14-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-18 12:00

Reported

2024-05-18 12:03

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DDP Host = "C:\\Program Files\\DDP Host\\ddphost.exe" C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\DDP Host\ddphost.exe C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A
File opened for modification C:\Program Files\DDP Host\ddphost.exe C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\549adeaf0f5ae2dfab3c1d16b29d3a5e_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 213.183.58.31:10002 tcp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 213.183.58.31:10002 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
RU 213.183.58.31:10002 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
RU 213.183.58.31:10002 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
RU 213.183.58.31:10002 tcp
RU 213.183.58.31:10002 tcp

Files

memory/1488-0-0x00007FFCCC235000-0x00007FFCCC236000-memory.dmp

memory/1488-1-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-2-0x000000001B810000-0x000000001BCDE000-memory.dmp

memory/1488-3-0x000000001B170000-0x000000001B20C000-memory.dmp

memory/1488-4-0x000000001BD90000-0x000000001BE36000-memory.dmp

memory/1488-6-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-5-0x0000000000D70000-0x0000000000D78000-memory.dmp

memory/1488-7-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-10-0x000000001C230000-0x000000001C23A000-memory.dmp

memory/1488-11-0x000000001C1C0000-0x000000001C1CC000-memory.dmp

memory/1488-12-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-13-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-14-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-15-0x00007FFCCC235000-0x00007FFCCC236000-memory.dmp

memory/1488-16-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-17-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-18-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp

memory/1488-19-0x00007FFCCBF80000-0x00007FFCCC921000-memory.dmp