Malware Analysis Report

2025-04-13 20:41

Sample ID 240704-d2vbbascpn
Target 247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118
SHA256 be51b3560672fff258c96921b44908a71669bbcad656c251574cc4b289c929f0
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

be51b3560672fff258c96921b44908a71669bbcad656c251574cc4b289c929f0

Threat Level: Known bad

The file 247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

modiloader persistence trojan upx

ModiLoader, DBatLoader

ModiLoader Second Stage

Modiloader family

ModiLoader Second Stage

Server Software Component: Terminal Services DLL

ACProtect 1.3x - 1.4x DLL software

Loads dropped DLL

UPX packed file

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-04 03:30

Signatures

ModiLoader Second Stage

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

Modiloader family

modiloader

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-04 03:30

Reported

2024-07-04 03:33

Platform

win7-20231129-en

Max time kernel

144s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

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

Server Software Component: Terminal Services DLL

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\netrt\Parameters\ServiceDll = "C:\\Windows\\System32\\sysn.dll" C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A

ACProtect 1.3x - 1.4x DLL software

Description Indicator Process Target
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

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

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\sysn.dll C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\sysn.dll C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 xinyuanmueng.vicp.net udp
N/A 10.127.0.82:80 tcp
N/A 10.127.0.82:80 tcp
N/A 10.127.0.82:80 tcp
N/A 10.127.0.82:80 tcp
N/A 10.127.0.82:80 tcp
N/A 10.127.0.82:80 tcp
N/A 10.127.0.82:80 tcp

Files

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

MD5 8b959c37ec5ce939399e2b2f62e88bb0
SHA1 62e0b6b5b03ca6dcd270e03e32afb1f730890686
SHA256 da62ee587b3181e51f3f1151b2484304ca42d15ade5535517f02de42516e33a5
SHA512 66a313c15bd2fcb23b8cc29f696d0547bfe7bc261603dfc61b939cb09446054f4aa01851ec9f567688432be1fd00406d0b0c7826e5e8512de5a6b922daba7d43

memory/1680-7-0x0000000000400000-0x000000000043A000-memory.dmp

memory/2592-8-0x0000000000580000-0x00000000005EF000-memory.dmp

memory/2592-9-0x0000000000580000-0x00000000005EF000-memory.dmp

memory/2592-12-0x0000000000580000-0x00000000005EF000-memory.dmp

memory/2592-14-0x0000000000580000-0x00000000005EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-04 03:30

Reported

2024-07-04 03:33

Platform

win10v2004-20240508-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

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

Server Software Component: Terminal Services DLL

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\netrt\Parameters\ServiceDll = "C:\\Windows\\System32\\sysn.dll" C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A

ACProtect 1.3x - 1.4x DLL software

Description Indicator Process Target
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

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

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\sysn.dll C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\sysn.dll C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\247ae41b40c7b401f74463a5901d4c3b_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

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

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=4356,i,15142778360084620907,1763097090506261076,262144 --variations-seed-version --mojo-platform-channel-handle=4384 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 xinyuanmueng.vicp.net udp
N/A 10.127.0.117:80 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
N/A 10.127.0.117:80 tcp
US 8.8.8.8:53 xinyuanmueng.vicp.net udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
N/A 10.127.0.117:80 tcp
US 8.8.8.8:53 xinyuanmueng.vicp.net udp
N/A 10.127.0.117:80 tcp
US 8.8.8.8:53 xinyuanmueng.vicp.net udp
N/A 10.127.0.117:80 tcp
US 8.8.8.8:53 xinyuanmueng.vicp.net udp
N/A 10.127.0.117:80 tcp
US 8.8.8.8:53 xinyuanmueng.vicp.net udp
N/A 10.127.0.117:80 tcp
US 8.8.8.8:53 xinyuanmueng.vicp.net udp

Files

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

MD5 8b959c37ec5ce939399e2b2f62e88bb0
SHA1 62e0b6b5b03ca6dcd270e03e32afb1f730890686
SHA256 da62ee587b3181e51f3f1151b2484304ca42d15ade5535517f02de42516e33a5
SHA512 66a313c15bd2fcb23b8cc29f696d0547bfe7bc261603dfc61b939cb09446054f4aa01851ec9f567688432be1fd00406d0b0c7826e5e8512de5a6b922daba7d43

memory/2672-8-0x0000000000400000-0x000000000043A000-memory.dmp

memory/1996-9-0x0000000000D90000-0x0000000000DFF000-memory.dmp

memory/1996-10-0x0000000000D90000-0x0000000000DFF000-memory.dmp

memory/1996-12-0x0000000000D90000-0x0000000000DFF000-memory.dmp

memory/1996-14-0x0000000000D90000-0x0000000000DFF000-memory.dmp