Malware Analysis Report

2025-08-05 11:48

Sample ID 241031-fxpw5s1ejk
Target 81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118
SHA256 1a2bee1dc78227fe81ef148bbdd4c49fbee61ed6b617aa6bcceb27e249665a78
Tags
upx modiloader defense_evasion discovery 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

1a2bee1dc78227fe81ef148bbdd4c49fbee61ed6b617aa6bcceb27e249665a78

Threat Level: Known bad

The file 81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

upx modiloader defense_evasion discovery trojan

ModiLoader, DBatLoader

Modiloader family

ModiLoader Second Stage

Impair Defenses: Safe Mode Boot

UPX packed file

Drops file in Program Files directory

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-31 05:15

Signatures

UPX packed file

upx
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: behavioral1

Detonation Overview

Submitted

2024-10-31 05:15

Reported

2024-10-31 05:17

Platform

win7-20240708-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

Modiloader family

modiloader

ModiLoader Second Stage

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

Impair Defenses: Safe Mode Boot

defense_evasion
Description Indicator Process Target
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.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

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\MSN Messenger\msnmsgr.exe C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.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\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:135 tcp
N/A 127.0.0.1:49155 tcp

Files

memory/1900-0-0x0000000000400000-0x00000000004E5000-memory.dmp

memory/1900-1-0x0000000000260000-0x0000000000261000-memory.dmp

memory/1900-3-0x0000000000400000-0x00000000004E5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-31 05:15

Reported

2024-10-31 05:17

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

Modiloader family

modiloader

ModiLoader Second Stage

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

Impair Defenses: Safe Mode Boot

defense_evasion
Description Indicator Process Target
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\iai2c.sys C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\CBDHSvc C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\UserManager C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\SerCx2.sys C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.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

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\MSN Messenger\msnmsgr.exe C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.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\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\81c1b228dad9d5e78e26907492e4ce0f_JaffaCakes118.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:135 tcp
N/A 127.0.0.1:49669 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 99.209.201.84.in-addr.arpa udp
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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
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 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/3580-0-0x0000000000400000-0x00000000004E5000-memory.dmp

memory/3580-1-0x0000000000C60000-0x0000000000C61000-memory.dmp

memory/3580-3-0x0000000000400000-0x00000000004E5000-memory.dmp