Malware Analysis Report

2024-08-06 14:49

Sample ID 240614-27ed2szepb
Target abef6254e2ca6e30715c1f218b289358_JaffaCakes118
SHA256 d3314b427c2ff9c360df0eb831da8c13a7f2c919948716680c25bb721daa5ef0
Tags
nanocore keylogger persistence spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d3314b427c2ff9c360df0eb831da8c13a7f2c919948716680c25bb721daa5ef0

Threat Level: Known bad

The file abef6254e2ca6e30715c1f218b289358_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

nanocore keylogger persistence spyware stealer trojan

NanoCore

Drops startup file

Adds Run key to start application

AutoIT Executable

Suspicious use of SetThreadContext

Drops file in Program Files directory

Unsigned PE

Suspicious behavior: GetForegroundWindowSpam

Creates scheduled task(s)

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious use of SendNotifyMessage

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 23:13

Signatures

AutoIT Executable

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

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 23:13

Reported

2024-06-14 23:15

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Drops startup file

Description Indicator Process Target
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dusmtask.url C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Subsystem = "C:\\Program Files (x86)\\DPI Subsystem\\dpiss.exe" C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4804 set thread context of 2016 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\DPI Subsystem\dpiss.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A
File created C:\Program Files (x86)\DPI Subsystem\dpiss.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Creates scheduled task(s)

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4804 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 4804 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 4804 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 4804 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 4804 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2016 wrote to memory of 2300 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2016 wrote to memory of 2300 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2016 wrote to memory of 2300 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2016 wrote to memory of 3060 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2016 wrote to memory of 3060 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2016 wrote to memory of 3060 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe

"C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe"

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "DPI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp632E.tmp"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "DPI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp638D.tmp"

Network

Country Destination Domain Proto
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.4.4:53 pharmzone.hopto.org udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.4.4:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.4.4:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp

Files

memory/4804-3-0x00000000040E0000-0x0000000004146000-memory.dmp

memory/4804-4-0x0000000004E40000-0x0000000004EA6000-memory.dmp

memory/2016-6-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2016-10-0x00000000747B2000-0x00000000747B3000-memory.dmp

memory/2016-11-0x00000000747B0000-0x0000000074D61000-memory.dmp

memory/2016-12-0x00000000747B0000-0x0000000074D61000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp632E.tmp

MD5 ae766004c0d8792953bafffe8f6a2e3b
SHA1 14b12f27543a401e2fe0af8052e116cab0032426
SHA256 1abdd9b6a6b84e4ba1af1282dc84ce276c59ba253f4c4af05fea498a4fd99540
SHA512 e530da4a5d4336fc37838d0e93b5eb3804b9c489c71f6954a47fc81a4c655bb72ec493e109cf96e6e3617d7623ac80697ad3bbd5ffc6281bafc8b34dca5e6567

C:\Users\Admin\AppData\Local\Temp\tmp638D.tmp

MD5 5fea24e883e06e4df6d240dc72abf2c5
SHA1 d778bf0f436141e02df4b421e8188abdcc9a84a4
SHA256 e858982f4ab3c74f7a8903eea18c0f73501a77273ae38b54d5c9dec997e79a66
SHA512 15afc2ffbbee14d28a5ff8dc8285d01c942147aada36fb33e31045a4e998769b51738bebe199bcad3462f918b535845a893aa2f80c84b9c795cd1fee4a327924

memory/2016-20-0x00000000747B0000-0x0000000074D61000-memory.dmp

memory/2016-21-0x00000000747B0000-0x0000000074D61000-memory.dmp

memory/2016-22-0x00000000747B2000-0x00000000747B3000-memory.dmp

memory/2016-23-0x00000000747B0000-0x0000000074D61000-memory.dmp

memory/2016-24-0x00000000747B0000-0x0000000074D61000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 23:13

Reported

2024-06-14 23:15

Platform

win7-20240611-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Drops startup file

Description Indicator Process Target
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dusmtask.url C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DDP Service = "C:\\Program Files (x86)\\DDP Service\\ddpsv.exe" C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2240 set thread context of 2132 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\DDP Service\ddpsv.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A
File opened for modification C:\Program Files (x86)\DDP Service\ddpsv.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2240 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2240 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2240 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2240 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2240 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2240 wrote to memory of 2132 N/A C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2132 wrote to memory of 2688 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2132 wrote to memory of 2688 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2132 wrote to memory of 2688 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2132 wrote to memory of 2688 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2132 wrote to memory of 2600 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2132 wrote to memory of 2600 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2132 wrote to memory of 2600 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe
PID 2132 wrote to memory of 2600 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe

"C:\Users\Admin\AppData\Local\Temp\-09876543456789.exe"

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "DDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpADEB.tmp"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "DDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB1A4.tmp"

Network

Country Destination Domain Proto
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
US 8.8.8.8:53 pharmzone.hopto.org udp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
DE 79.134.225.72:1010 tcp
US 8.8.8.8:53 udp

Files

memory/2240-3-0x0000000002690000-0x00000000026F6000-memory.dmp

memory/2240-4-0x0000000002D20000-0x0000000002D86000-memory.dmp

memory/2132-5-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2132-14-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2132-13-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2132-7-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2132-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2132-15-0x0000000073FE1000-0x0000000073FE2000-memory.dmp

memory/2132-16-0x0000000073FE0000-0x000000007458B000-memory.dmp

memory/2132-17-0x0000000073FE0000-0x000000007458B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpADEB.tmp

MD5 ae766004c0d8792953bafffe8f6a2e3b
SHA1 14b12f27543a401e2fe0af8052e116cab0032426
SHA256 1abdd9b6a6b84e4ba1af1282dc84ce276c59ba253f4c4af05fea498a4fd99540
SHA512 e530da4a5d4336fc37838d0e93b5eb3804b9c489c71f6954a47fc81a4c655bb72ec493e109cf96e6e3617d7623ac80697ad3bbd5ffc6281bafc8b34dca5e6567

C:\Users\Admin\AppData\Local\Temp\tmpB1A4.tmp

MD5 93d357e6194c8eb8d0616a9f592cc4bf
SHA1 5cc3a3d95d82cb88f65cb6dc6c188595fa272808
SHA256 a18de0ef2102d2546c7afd07ad1d7a071a0e59aff0868cf3937a145f24feb713
SHA512 4df079387f6a76e0deb96ab4c11f6cffa62a8b42dc4970e885dab10351fade2d9e933663c141b76409657f85f1bf9dbb533d92dce52dc62598aafc4793743f7f

memory/2132-25-0x0000000073FE0000-0x000000007458B000-memory.dmp

memory/2132-26-0x0000000073FE0000-0x000000007458B000-memory.dmp

memory/2132-27-0x0000000073FE0000-0x000000007458B000-memory.dmp

memory/2132-28-0x0000000073FE0000-0x000000007458B000-memory.dmp

memory/2132-29-0x0000000073FE0000-0x000000007458B000-memory.dmp