Malware Analysis Report

2024-10-23 19:39

Sample ID 240810-wm463s1blj
Target 8716ee641f0572d128d1261c9393f4af_JaffaCakes118
SHA256 1eb67ff1a8f16725e58ab95f31a3302f55196e10ba9bcde26960e87aea921c6b
Tags
nanocore discovery keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

1eb67ff1a8f16725e58ab95f31a3302f55196e10ba9bcde26960e87aea921c6b

Threat Level: Known bad

The file 8716ee641f0572d128d1261c9393f4af_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

nanocore discovery keylogger spyware stealer trojan

NanoCore

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-10 18:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-10 18:03

Reported

2024-08-10 18:05

Platform

win7-20240729-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2584 set thread context of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2584 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2584 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2584 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2584 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 2584 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iuynvJpnxq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp564A.tmp"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp

Files

memory/2584-0-0x0000000074FC1000-0x0000000074FC2000-memory.dmp

memory/2584-1-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2584-2-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2584-3-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2584-4-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-12-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2796-10-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2796-22-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2796-27-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-26-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-25-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-24-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2796-20-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2584-29-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2796-16-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2796-14-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2796-30-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-31-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-32-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-33-0x0000000074FC0000-0x000000007556B000-memory.dmp

memory/2796-34-0x0000000074FC0000-0x000000007556B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-10 18:03

Reported

2024-08-10 18:05

Platform

win10v2004-20240802-en

Max time kernel

147s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4720 set thread context of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4720 wrote to memory of 644 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4720 wrote to memory of 644 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4720 wrote to memory of 644 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4720 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 4720 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 4720 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 4720 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 4720 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 4720 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 4720 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
PID 4720 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iuynvJpnxq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp25B3.tmp"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
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 newme12.3utilities.com udp
US 8.8.8.8:53 21.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme12.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.8.8:53 newme122.3utilities.com udp
US 8.8.4.4:53 newme122.3utilities.com udp

Files

memory/4720-0-0x0000000074BC2000-0x0000000074BC3000-memory.dmp

memory/4720-1-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/4720-2-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/4720-3-0x0000000074BC2000-0x0000000074BC3000-memory.dmp

memory/4720-4-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/4720-5-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/2540-11-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2540-13-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/2540-14-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/4720-16-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/2540-15-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/2540-18-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/2540-19-0x0000000074BC0000-0x0000000075171000-memory.dmp

memory/2540-20-0x0000000074BC0000-0x0000000075171000-memory.dmp