Malware Analysis Report

2024-10-23 19:32

Sample ID 240620-266rxawdrr
Target 0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118
SHA256 a20c6bcdf6fd33c66ce73e27d1e036f5002f2e22254a0f05dbec13860ab9b189
Tags
modiloader persistence trojan upx
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

a20c6bcdf6fd33c66ce73e27d1e036f5002f2e22254a0f05dbec13860ab9b189

Threat Level: Known bad

The file 0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

modiloader persistence trojan upx

Modifies WinLogon for persistence

ModiLoader, DBatLoader

ModiLoader Second Stage

Server Software Component: Terminal Services DLL

Loads dropped DLL

Deletes itself

ACProtect 1.3x - 1.4x DLL software

UPX packed file

Drops file in System32 directory

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-20 23:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 23:12

Reported

2024-06-20 23:15

Platform

win7-20240508-en

Max time kernel

145s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\System32\\userinit.exe,\"C:\\Windows\\netservice.exe\"un userinit.exe" C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A

ModiLoader Second Stage

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

Server Software Component: Terminal Services DLL

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\netns\Parameters\ServiceDll = "C:\\Windows\\System32\\sysns.dll" C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A

ACProtect 1.3x - 1.4x DLL software

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

Deletes itself

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

Loads dropped DLL

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

UPX packed file

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

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\sysns.dll C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\sysns.dll C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\plugin\001.dll C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A
File created C:\Windows\netservice.exe C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A
File opened for modification C:\Windows\netservice.exe C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k network

C:\Windows\SysWOW64\cmd.exe

cmd /c del "C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp
N/A 10.127.0.50:80 tcp

Files

memory/1620-0-0x0000000000400000-0x000000000049C000-memory.dmp

memory/1620-1-0x0000000000280000-0x00000000002D4000-memory.dmp

memory/1620-2-0x00000000003B0000-0x00000000003B1000-memory.dmp

memory/1620-4-0x00000000003E0000-0x00000000003E1000-memory.dmp

memory/1620-27-0x00000000031B0000-0x00000000031B1000-memory.dmp

memory/1620-26-0x00000000031B0000-0x00000000031B1000-memory.dmp

memory/1620-25-0x00000000031B0000-0x00000000031B1000-memory.dmp

memory/1620-24-0x00000000031B0000-0x00000000031B1000-memory.dmp

memory/1620-23-0x00000000031B0000-0x00000000031B1000-memory.dmp

memory/1620-22-0x00000000031B0000-0x00000000031B1000-memory.dmp

memory/1620-21-0x00000000031B0000-0x00000000031B1000-memory.dmp

memory/1620-20-0x00000000031B0000-0x00000000031B1000-memory.dmp

memory/1620-19-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-18-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-17-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-16-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-15-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-14-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-13-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-12-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-11-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-10-0x0000000000370000-0x0000000000371000-memory.dmp

memory/1620-9-0x00000000003F0000-0x00000000003F1000-memory.dmp

memory/1620-8-0x00000000003C0000-0x00000000003C1000-memory.dmp

memory/1620-7-0x00000000003D0000-0x00000000003D1000-memory.dmp

memory/1620-6-0x0000000000350000-0x0000000000351000-memory.dmp

memory/1620-5-0x0000000000360000-0x0000000000361000-memory.dmp

memory/1620-3-0x0000000000380000-0x0000000000381000-memory.dmp

memory/1620-29-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-30-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-28-0x00000000031B0000-0x00000000031B3000-memory.dmp

memory/1620-35-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-51-0x00000000031D0000-0x00000000031D1000-memory.dmp

memory/1620-50-0x00000000031E0000-0x00000000031E1000-memory.dmp

memory/1620-49-0x00000000031F0000-0x00000000031F1000-memory.dmp

memory/1620-48-0x0000000000230000-0x0000000000231000-memory.dmp

memory/1620-47-0x0000000000220000-0x0000000000221000-memory.dmp

memory/1620-46-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/1620-45-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-44-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-43-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-42-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-40-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-37-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-36-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-34-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-33-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-32-0x0000000003200000-0x0000000003300000-memory.dmp

memory/1620-31-0x0000000003200000-0x0000000003300000-memory.dmp

\??\c:\windows\SysWOW64\sysns.dll

MD5 007fb208b6cde541b9e4f372bb1ad186
SHA1 0f54350aa21ef2935b4d8b62f6c0455ca0d32174
SHA256 84a510265baaaace2dc3b053480299a34b5a8a9f7302788764ee75d4f8b6dc59
SHA512 dfb32a988801905dec5aeb772702dc7467c83c4fd330874990bc742a7177006ba7cac58d855e4b504176d3667badf4ef9535e4d3bde832d6ed8febd9e522e8a3

memory/2684-56-0x0000000000950000-0x00000000009D4000-memory.dmp

memory/1620-59-0x0000000000280000-0x00000000002D4000-memory.dmp

memory/1620-58-0x0000000000400000-0x000000000049C000-memory.dmp

C:\Windows\plugin\001.dll

MD5 f7bfce68a1162ff656e34e227d027f71
SHA1 91b4d714ffc11c4e2d2d053a4bd0eabf08ce1cfc
SHA256 f2d2557e52e84ee74bb26c999b7847868f0cc2861d858d86f906a11250db6ba5
SHA512 95e212f16128bd206a3a4d3664673701d29fd17a934b66f3ccf10875543d1552b84612a246b3e93c7a9092b90c9d4ab14e5f121ac021919d616f362d7c1af404

memory/2684-62-0x0000000000220000-0x000000000022E000-memory.dmp

memory/2684-63-0x0000000000950000-0x00000000009D4000-memory.dmp

memory/2684-66-0x0000000000950000-0x00000000009D4000-memory.dmp

memory/2684-68-0x0000000000950000-0x00000000009D4000-memory.dmp

memory/2684-70-0x0000000000950000-0x00000000009D4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 23:12

Reported

2024-06-20 23:15

Platform

win10v2004-20240611-en

Max time kernel

145s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\System32\\userinit.exe,\"C:\\Windows\\netservice.exe\"un userinit.exe" C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A

ModiLoader Second Stage

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

Server Software Component: Terminal Services DLL

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\netns\Parameters\ServiceDll = "C:\\Windows\\System32\\sysns.dll" C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A

ACProtect 1.3x - 1.4x DLL software

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

Loads dropped DLL

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

UPX packed file

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

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\sysns.dll C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\sysns.dll C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\netservice.exe C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A
File opened for modification C:\Windows\netservice.exe C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A
File created C:\Windows\plugin\001.dll C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k network

C:\Windows\SysWOW64\cmd.exe

cmd /c del "C:\Users\Admin\AppData\Local\Temp\0a01bc26ac7b9017961ec40d2c832edd_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 97.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 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 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp
US 8.8.8.8:53 justlovefish.3322.org udp
N/A 10.127.0.175:80 tcp

Files

memory/928-0-0x0000000000400000-0x000000000049C000-memory.dmp

memory/928-1-0x0000000002110000-0x0000000002164000-memory.dmp

memory/928-12-0x00000000032D0000-0x00000000032D3000-memory.dmp

memory/928-11-0x00000000032E0000-0x00000000032E1000-memory.dmp

memory/928-10-0x0000000002300000-0x0000000002301000-memory.dmp

memory/928-9-0x0000000002370000-0x0000000002371000-memory.dmp

memory/928-8-0x0000000002340000-0x0000000002341000-memory.dmp

memory/928-13-0x0000000003320000-0x0000000003420000-memory.dmp

memory/928-14-0x0000000003320000-0x0000000003420000-memory.dmp

memory/928-7-0x0000000002350000-0x0000000002351000-memory.dmp

memory/928-19-0x0000000003320000-0x0000000003420000-memory.dmp

memory/928-18-0x0000000003320000-0x0000000003420000-memory.dmp

C:\Windows\SysWOW64\sysns.dll

MD5 007fb208b6cde541b9e4f372bb1ad186
SHA1 0f54350aa21ef2935b4d8b62f6c0455ca0d32174
SHA256 84a510265baaaace2dc3b053480299a34b5a8a9f7302788764ee75d4f8b6dc59
SHA512 dfb32a988801905dec5aeb772702dc7467c83c4fd330874990bc742a7177006ba7cac58d855e4b504176d3667badf4ef9535e4d3bde832d6ed8febd9e522e8a3

memory/3184-39-0x0000000000400000-0x0000000000484000-memory.dmp

memory/928-38-0x00000000032F0000-0x00000000032F1000-memory.dmp

memory/928-37-0x0000000003300000-0x0000000003301000-memory.dmp

memory/928-36-0x0000000003310000-0x0000000003311000-memory.dmp

memory/928-35-0x0000000000910000-0x0000000000911000-memory.dmp

memory/928-34-0x0000000000900000-0x0000000000901000-memory.dmp

memory/928-33-0x0000000002110000-0x0000000002164000-memory.dmp

memory/928-32-0x0000000003320000-0x0000000003321000-memory.dmp

memory/928-31-0x0000000003320000-0x0000000003321000-memory.dmp

memory/928-30-0x0000000003320000-0x0000000003420000-memory.dmp

memory/928-29-0x0000000000400000-0x000000000049C000-memory.dmp

memory/928-25-0x0000000003320000-0x0000000003420000-memory.dmp

memory/928-17-0x0000000003320000-0x0000000003420000-memory.dmp

memory/928-16-0x0000000003320000-0x0000000003420000-memory.dmp

memory/928-15-0x0000000003320000-0x0000000003420000-memory.dmp

memory/928-6-0x00000000022E0000-0x00000000022E1000-memory.dmp

memory/928-5-0x00000000022F0000-0x00000000022F1000-memory.dmp

memory/928-4-0x0000000002360000-0x0000000002361000-memory.dmp

memory/928-3-0x0000000002310000-0x0000000002311000-memory.dmp

memory/928-2-0x0000000002330000-0x0000000002331000-memory.dmp

C:\Windows\plugin\001.dll

MD5 f7bfce68a1162ff656e34e227d027f71
SHA1 91b4d714ffc11c4e2d2d053a4bd0eabf08ce1cfc
SHA256 f2d2557e52e84ee74bb26c999b7847868f0cc2861d858d86f906a11250db6ba5
SHA512 95e212f16128bd206a3a4d3664673701d29fd17a934b66f3ccf10875543d1552b84612a246b3e93c7a9092b90c9d4ab14e5f121ac021919d616f362d7c1af404

memory/3184-43-0x0000000000FE0000-0x0000000000FEE000-memory.dmp

memory/3184-44-0x0000000000400000-0x0000000000484000-memory.dmp

memory/3184-46-0x0000000000400000-0x0000000000484000-memory.dmp

memory/3184-48-0x0000000000400000-0x0000000000484000-memory.dmp

memory/3184-50-0x0000000000400000-0x0000000000484000-memory.dmp