Malware Analysis Report

2025-04-03 10:25

Sample ID 250227-ccenws1nz4
Target JaffaCakes118_29f9d06112f30094766858980aee320d
SHA256 e79a6a129d6850eaf5b1f77d4b79fb97b3ed18e28ae21c333bc560eb4aad7e89
Tags
latentbot modiloader defense_evasion discovery persistence 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

e79a6a129d6850eaf5b1f77d4b79fb97b3ed18e28ae21c333bc560eb4aad7e89

Threat Level: Known bad

The file JaffaCakes118_29f9d06112f30094766858980aee320d was found to be: Known bad.

Malicious Activity Summary

latentbot modiloader defense_evasion discovery persistence trojan

ModiLoader, DBatLoader

Modiloader family

Latentbot family

UAC bypass

LatentBot

ModiLoader Second Stage

Executes dropped EXE

Identifies Wine through registry keys

Adds Run key to start application

Checks whether UAC is enabled

Suspicious use of SetThreadContext

Drops file in Windows directory

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

System policy modification

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-02-27 01:55

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-02-27 01:55

Reported

2025-02-27 01:58

Platform

win7-20241010-en

Max time kernel

141s

Max time network

18s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe"

Signatures

LatentBot

trojan latentbot

Latentbot family

latentbot

ModiLoader, DBatLoader

trojan modiloader

Modiloader family

modiloader

UAC bypass

defense_evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Windows\javast.exe N/A

ModiLoader Second Stage

Description Indicator Process Target
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Executes dropped EXE

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

Identifies Wine through registry keys

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine C:\Windows\javast.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\stage6 = "C:\\Windows\\javast.exe" C:\Windows\javast.exe N/A

Checks whether UAC is enabled

defense_evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Windows\javast.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Windows\javast.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2248 set thread context of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2792 set thread context of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\javast.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A
File created C:\Windows\ntdtcstp.dll C:\Windows\javast.exe N/A
File created C:\Windows\cmsetac.dll C:\Windows\javast.exe N/A

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\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\javast.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\javast.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\javast.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\javast.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2248 wrote to memory of 2372 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe
PID 2372 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Windows\javast.exe
PID 2372 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Windows\javast.exe
PID 2372 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Windows\javast.exe
PID 2372 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe
PID 2792 wrote to memory of 2752 N/A C:\Windows\javast.exe C:\Windows\javast.exe

System policy modification

defense_evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Windows\javast.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe"

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe"

C:\Windows\javast.exe

"C:\Windows\javast.exe"

C:\Windows\javast.exe

"C:\Windows\javast.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 javastudios.zapto.org udp

Files

memory/2248-0-0x0000000000400000-0x00000000004C5000-memory.dmp

memory/2248-1-0x0000000000401000-0x0000000000403000-memory.dmp

memory/2372-26-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2248-27-0x0000000000400000-0x00000000004C5000-memory.dmp

memory/2372-28-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2372-21-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-18-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-15-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-12-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-9-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-6-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-4-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-3-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-29-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2372-33-0x00000000038A0000-0x00000000038B0000-memory.dmp

C:\Windows\javast.exe

MD5 29f9d06112f30094766858980aee320d
SHA1 4db1f65a746d233eea0062274dbf9ec07200eba3
SHA256 e79a6a129d6850eaf5b1f77d4b79fb97b3ed18e28ae21c333bc560eb4aad7e89
SHA512 d70ac92dda28b7f773446f4ebe158205a5e0802496c1e5dacb950b584616de34b6c9dd07beeac4e844b25553fef46460a2050598716af388db7f8003f8a3f538

memory/2372-41-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2792-69-0x0000000000400000-0x00000000004C5000-memory.dmp

memory/2752-72-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2752-73-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2752-78-0x0000000001D50000-0x0000000001D5E000-memory.dmp

memory/2752-80-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2752-77-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2792-68-0x0000000003BE0000-0x0000000003CA5000-memory.dmp

memory/2792-44-0x0000000000400000-0x00000000004C5000-memory.dmp

memory/2372-39-0x00000000038A0000-0x0000000003965000-memory.dmp

memory/2752-81-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2752-83-0x0000000001D50000-0x0000000001D5E000-memory.dmp

memory/2752-82-0x0000000000350000-0x0000000000358000-memory.dmp

memory/2752-84-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2752-85-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2752-88-0x0000000000400000-0x000000000044B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-02-27 01:55

Reported

2025-02-27 01:58

Platform

win10v2004-20250217-en

Max time kernel

94s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe"

Signatures

Identifies Wine through registry keys

defense_evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A

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\JaffaCakes118_29f9d06112f30094766858980aee320d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29f9d06112f30094766858980aee320d.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
GB 104.86.110.121:443 www.bing.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/4484-0-0x0000000000400000-0x00000000004C5000-memory.dmp

memory/4484-1-0x0000000000400000-0x00000000004C5000-memory.dmp