Malware Analysis Report

2025-01-03 08:15

Sample ID 240704-1cgp9asdlf
Target 2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118
SHA256 bedf00dd91cdd0fdc2182d2fd67ea29ed428975be7b6de243c1ea81a3d9c92b1
Tags
metasploit backdoor 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

bedf00dd91cdd0fdc2182d2fd67ea29ed428975be7b6de243c1ea81a3d9c92b1

Threat Level: Known bad

The file 2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

metasploit backdoor persistence trojan upx

MetaSploit

Executes dropped EXE

Loads dropped DLL

UPX packed file

Adds Run key to start application

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-04 21:30

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-04 21:30

Reported

2024-07-04 21:32

Platform

win7-20240221-en

Max time kernel

149s

Max time network

147s

Command Line

C:\Windows\Explorer.EXE

Signatures

MetaSploit

trojan backdoor metasploit

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\AdobeARM.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
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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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\patches = "1" C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Adobe ARMS = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeARM.exe" C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Adobe ARMS = "\\AdobeARM.exe" C:\Users\Admin\AppData\Roaming\AdobeARM.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Adobe ARMS = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeARM.exe" C:\Users\Admin\AppData\Roaming\AdobeARM.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1312 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 1312 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 1312 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 1312 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 1312 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 1312 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 2776 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2776 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2776 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2776 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 3000 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 3000 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 3000 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 3000 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 3000 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 3000 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Windows\Explorer.EXE
PID 2716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Windows\Explorer.EXE

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Roaming\AdobeARM.exe

C:\Users\Admin\AppData\Roaming\AdobeARM.exe 388 "C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Roaming\AdobeARM.exe

"C:\Users\Admin\AppData\Roaming\AdobeARM.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 pccw.hopto.org udp

Files

memory/2776-0-0x0000000000400000-0x000000000048E000-memory.dmp

memory/1312-5-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2776-7-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2776-4-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2776-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2776-8-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2776-9-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2776-10-0x0000000000400000-0x000000000048E000-memory.dmp

\Users\Admin\AppData\Roaming\AdobeARM.exe

MD5 2647cac2fdf6f73ccf10caeda92b594f
SHA1 d1d6e9548ed88bb03fe45b0d36572ee0f3c10ed5
SHA256 bedf00dd91cdd0fdc2182d2fd67ea29ed428975be7b6de243c1ea81a3d9c92b1
SHA512 7e1d4360acd7dd059b6baf16eae25c3db4abba07f88ee43f7ce340adb5feff8e4fcf320bd7488e1e4e3a0e2f602d8b167623475c736fb503f71baff1381e0024

memory/2776-21-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2716-32-0x0000000000400000-0x000000000048E000-memory.dmp

memory/3000-33-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2716-34-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2716-31-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2716-38-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2716-37-0x0000000000400000-0x000000000048E000-memory.dmp

memory/1212-35-0x0000000002EF0000-0x0000000002EF1000-memory.dmp

memory/2716-39-0x0000000000400000-0x000000000048E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-04 21:30

Reported

2024-07-04 21:32

Platform

win10v2004-20240704-en

Max time kernel

148s

Max time network

150s

Command Line

C:\Windows\Explorer.EXE

Signatures

MetaSploit

trojan backdoor metasploit

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\AdobeARM.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
N/A N/A N/A N/A
N/A N/A N/A N/A
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\patches = "1" C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2753856825-3907105642-1818461144-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adobe ARMS = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeARM.exe" C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Adobe ARMS = "\\AdobeARM.exe" C:\Users\Admin\AppData\Roaming\AdobeARM.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2753856825-3907105642-1818461144-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adobe ARMS = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeARM.exe" C:\Users\Admin\AppData\Roaming\AdobeARM.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3988 wrote to memory of 1252 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 3988 wrote to memory of 1252 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 3988 wrote to memory of 1252 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 3988 wrote to memory of 1252 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 3988 wrote to memory of 1252 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe
PID 1252 wrote to memory of 2700 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 1252 wrote to memory of 2700 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 1252 wrote to memory of 2700 N/A C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2700 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2700 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2700 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2700 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2700 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Users\Admin\AppData\Roaming\AdobeARM.exe
PID 2808 wrote to memory of 3508 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Windows\Explorer.EXE
PID 2808 wrote to memory of 3508 N/A C:\Users\Admin\AppData\Roaming\AdobeARM.exe C:\Windows\Explorer.EXE

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3988 -ip 3988

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3988 -s 284

C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Roaming\AdobeARM.exe

C:\Users\Admin\AppData\Roaming\AdobeARM.exe 908 "C:\Users\Admin\AppData\Local\Temp\2647cac2fdf6f73ccf10caeda92b594f_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2700 -ip 2700

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2700 -s 224

C:\Users\Admin\AppData\Roaming\AdobeARM.exe

"C:\Users\Admin\AppData\Roaming\AdobeARM.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp
US 8.8.8.8:53 pccw.hopto.org udp

Files

memory/3988-1-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1252-3-0x0000000000400000-0x000000000048E000-memory.dmp

memory/1252-4-0x0000000000400000-0x000000000048E000-memory.dmp

memory/1252-5-0x0000000000400000-0x000000000048E000-memory.dmp

memory/1252-6-0x0000000000400000-0x000000000048E000-memory.dmp

C:\Users\Admin\AppData\Roaming\AdobeARM.exe

MD5 2647cac2fdf6f73ccf10caeda92b594f
SHA1 d1d6e9548ed88bb03fe45b0d36572ee0f3c10ed5
SHA256 bedf00dd91cdd0fdc2182d2fd67ea29ed428975be7b6de243c1ea81a3d9c92b1
SHA512 7e1d4360acd7dd059b6baf16eae25c3db4abba07f88ee43f7ce340adb5feff8e4fcf320bd7488e1e4e3a0e2f602d8b167623475c736fb503f71baff1381e0024

memory/1252-14-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2808-18-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2808-20-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2700-21-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2808-19-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2808-23-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2808-22-0x0000000000400000-0x000000000048E000-memory.dmp

memory/2808-24-0x0000000000400000-0x000000000048E000-memory.dmp