Malware Analysis Report

2024-08-06 14:48

Sample ID 240616-n6gk5asdmb
Target b36632b2009585727eaa83af6ba40124_JaffaCakes118
SHA256 3428220d9ec39611487724fcf875972f2df6d7bb68108799a012630f3669611d
Tags
nanocore agilenet evasion 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

3428220d9ec39611487724fcf875972f2df6d7bb68108799a012630f3669611d

Threat Level: Known bad

The file b36632b2009585727eaa83af6ba40124_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

nanocore agilenet evasion keylogger persistence spyware stealer trojan

NanoCore

Loads dropped DLL

Obfuscated with Agile.Net obfuscator

Executes dropped EXE

Drops startup file

Checks computer location settings

Checks whether UAC is enabled

Adds Run key to start application

Suspicious use of SetThreadContext

Drops file in Program Files directory

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 12:00

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 12:00

Reported

2024-06-16 12:02

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\bin.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bin.lnk C:\Users\Admin\AppData\Local\bin.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A

Obfuscated with Agile.Net obfuscator

agilenet
Description Indicator Process Target
N/A N/A N/A 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:\Users\Admin\AppData\Local\bin.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\bin.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2716 set thread context of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\DDP Service\ddpsv.exe C:\Users\Admin\AppData\Local\bin.exe N/A
File opened for modification C:\Program Files (x86)\DDP Service\ddpsv.exe C:\Users\Admin\AppData\Local\bin.exe N/A

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\bin.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\bin.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\bin.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1720 wrote to memory of 1648 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1720 wrote to memory of 1648 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1720 wrote to memory of 1648 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1720 wrote to memory of 3348 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 1720 wrote to memory of 3348 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 1720 wrote to memory of 3348 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 3600 wrote to memory of 2716 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\bin.exe
PID 3600 wrote to memory of 2716 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\bin.exe
PID 3600 wrote to memory of 2716 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2716 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4088,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=1428 /prefetch:8

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\bin.exe"

C:\Windows\SysWOW64\explorer.exe

"C:\Windows\System32\explorer.exe" /c, "C:\Users\Admin\AppData\Local\bin.exe"

C:\Windows\explorer.exe

C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding

C:\Users\Admin\AppData\Local\bin.exe

"C:\Users\Admin\AppData\Local\bin.exe"

C:\Users\Admin\AppData\Local\bin.exe

"C:\Users\Admin\AppData\Local\bin.exe"

C:\Users\Admin\AppData\Local\bin.exe

"C:\Users\Admin\AppData\Local\bin.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 gifted.gleeze.com udp
US 8.8.4.4:53 gifted.gleeze.com udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 gifted.gleeze.com udp

Files

memory/1720-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

memory/1720-1-0x0000000000A80000-0x0000000000B2A000-memory.dmp

memory/1720-2-0x0000000005B20000-0x00000000060C4000-memory.dmp

memory/1720-3-0x00000000054C0000-0x0000000005552000-memory.dmp

memory/1720-4-0x0000000005570000-0x00000000055A0000-memory.dmp

memory/1720-5-0x00000000054B0000-0x00000000054B6000-memory.dmp

memory/1720-6-0x0000000074AD0000-0x0000000075280000-memory.dmp

memory/1720-7-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

memory/1720-8-0x0000000074AD0000-0x0000000075280000-memory.dmp

memory/1720-12-0x0000000074AD0000-0x0000000075280000-memory.dmp

C:\Users\Admin\AppData\Local\bin.exe

MD5 b36632b2009585727eaa83af6ba40124
SHA1 e53ea675d1ba0fc5e19ff6ddf35294c34e3c2fe0
SHA256 3428220d9ec39611487724fcf875972f2df6d7bb68108799a012630f3669611d
SHA512 71c977c27e54f5df83a7cd68e5a3c03be3043c60c6a78058690b2f8d291e1b63f1dd70a514828526f15cd15a6398cca596c9b518a980284442156c93727d6243

memory/2716-17-0x0000000008B70000-0x0000000008C0C000-memory.dmp

memory/5068-19-0x0000000000800000-0x0000000000838000-memory.dmp

memory/5068-20-0x0000000004D20000-0x0000000004D2A000-memory.dmp

memory/5068-23-0x0000000004FA0000-0x0000000004FAA000-memory.dmp

memory/5068-24-0x0000000005210000-0x000000000522E000-memory.dmp

memory/5068-25-0x0000000005230000-0x000000000523A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 12:00

Reported

2024-06-16 12:02

Platform

win7-20231129-en

Max time kernel

150s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bin.lnk C:\Users\Admin\AppData\Local\bin.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A

Obfuscated with Agile.Net obfuscator

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\TCP Service = "C:\\Program Files (x86)\\TCP Service\\tcpsv.exe" C:\Users\Admin\AppData\Local\bin.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\bin.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2972 set thread context of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\TCP Service\tcpsv.exe C:\Users\Admin\AppData\Local\bin.exe N/A
File opened for modification C:\Program Files (x86)\TCP Service\tcpsv.exe C:\Users\Admin\AppData\Local\bin.exe N/A

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\bin.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\bin.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\bin.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\bin.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2344 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2344 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2344 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2344 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2344 wrote to memory of 2524 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2344 wrote to memory of 2524 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2344 wrote to memory of 2524 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2344 wrote to memory of 2524 N/A C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2096 wrote to memory of 2972 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2096 wrote to memory of 2972 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2096 wrote to memory of 2972 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2096 wrote to memory of 2972 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2044 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2044 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2044 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2044 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe
PID 2972 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\bin.exe C:\Users\Admin\AppData\Local\bin.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\b36632b2009585727eaa83af6ba40124_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\bin.exe"

C:\Windows\SysWOW64\explorer.exe

"C:\Windows\System32\explorer.exe" /c, "C:\Users\Admin\AppData\Local\bin.exe"

C:\Windows\explorer.exe

C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding

C:\Users\Admin\AppData\Local\bin.exe

"C:\Users\Admin\AppData\Local\bin.exe"

C:\Users\Admin\AppData\Local\bin.exe

"C:\Users\Admin\AppData\Local\bin.exe"

C:\Users\Admin\AppData\Local\bin.exe

"C:\Users\Admin\AppData\Local\bin.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 gifted.gleeze.com udp
US 8.8.4.4:53 gifted.gleeze.com udp
US 8.8.8.8:53 gifted.gleeze.com udp
US 8.8.8.8:53 gifted.gleeze.com udp
US 8.8.4.4:53 gifted.gleeze.com udp
US 8.8.8.8:53 gifted.gleeze.com udp
US 8.8.4.4:53 gifted.gleeze.com udp
US 8.8.8.8:53 phill.onmypc.us udp
US 8.8.4.4:53 phill.onmypc.us udp
US 8.8.8.8:53 phill.onmypc.us udp
US 8.8.8.8:53 phill.onmypc.us udp
US 8.8.4.4:53 phill.onmypc.us udp

Files

memory/2344-0-0x000000007406E000-0x000000007406F000-memory.dmp

memory/2344-1-0x0000000001310000-0x00000000013BA000-memory.dmp

memory/2344-2-0x00000000003D0000-0x0000000000400000-memory.dmp

memory/2344-3-0x0000000000360000-0x0000000000366000-memory.dmp

memory/2344-4-0x0000000074060000-0x000000007474E000-memory.dmp

memory/2344-5-0x0000000074060000-0x000000007474E000-memory.dmp

memory/2344-6-0x000000007406E000-0x000000007406F000-memory.dmp

memory/2344-7-0x0000000074060000-0x000000007474E000-memory.dmp

memory/2344-10-0x0000000074060000-0x000000007474E000-memory.dmp

C:\Users\Admin\AppData\Local\bin.exe

MD5 b36632b2009585727eaa83af6ba40124
SHA1 e53ea675d1ba0fc5e19ff6ddf35294c34e3c2fe0
SHA256 3428220d9ec39611487724fcf875972f2df6d7bb68108799a012630f3669611d
SHA512 71c977c27e54f5df83a7cd68e5a3c03be3043c60c6a78058690b2f8d291e1b63f1dd70a514828526f15cd15a6398cca596c9b518a980284442156c93727d6243

memory/2972-13-0x0000000000AA0000-0x0000000000B4A000-memory.dmp

memory/2296-17-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2296-19-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2296-22-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2296-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2296-23-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2296-26-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2296-28-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2296-29-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2296-32-0x00000000003F0000-0x00000000003FA000-memory.dmp

memory/2296-33-0x0000000000440000-0x000000000045E000-memory.dmp

memory/2296-34-0x0000000000460000-0x000000000046A000-memory.dmp