Malware Analysis Report

2025-01-03 09:24

Sample ID 240620-qpascszdlb
Target 0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118
SHA256 c4b744bc109c8d0330442c880cbbd78f4845a3bb72e3f1bf377331230d47ff85
Tags
bootkit persistence
score
7/10

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
7/10

SHA256

c4b744bc109c8d0330442c880cbbd78f4845a3bb72e3f1bf377331230d47ff85

Threat Level: Shows suspicious behavior

The file 0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Writes to the Master Boot Record (MBR)

Drops file in Windows directory

Drops file in Program Files directory

Unsigned PE

Enumerates physical storage devices

Modifies registry class

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-20 13:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 13:25

Reported

2024-06-20 13:28

Platform

win7-20240611-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\Outlook Express\SYSTEM.EXE C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
File created C:\Program Files\Outlook Express\SYSTEM.EXE C:\Users\Admin\AppData\Local\Temp\loader.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Mole.Mol C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
File opened for modification C:\Windows\Mole.Mol C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
File created C:\Windows\Mole.dll C:\Users\Admin\AppData\Local\Temp\loader.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2452 wrote to memory of 1884 N/A C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe
PID 2452 wrote to memory of 1884 N/A C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe
PID 2452 wrote to memory of 1884 N/A C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe
PID 2452 wrote to memory of 1884 N/A C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe
PID 2452 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\loader.exe
PID 2452 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\loader.exe
PID 2452 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\loader.exe
PID 2452 wrote to memory of 2288 N/A C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\loader.exe
PID 2288 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\loader.exe C:\Windows\SysWOW64\cmd.exe
PID 2288 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\loader.exe C:\Windows\SysWOW64\cmd.exe
PID 2288 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\loader.exe C:\Windows\SysWOW64\cmd.exe
PID 2288 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\loader.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe

"C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe"

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

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

C:\Windows\SysWOW64\cmd.exe

cmd /c Deleteme.bat

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe

MD5 de5b0dd3a16c1ec9cf307f13525b6657
SHA1 5be01b92fa813f51306e08d472b42e8c62c3637c
SHA256 69ba7530c540c915a71c444af52104351f00aaddd779d95891f2dacc0f30a3a8
SHA512 f6498838cf97f77fb180964e8a26221dbf96df68415053a2a3edc550db94f01bdae37f9e6e368be3ee423184984b585d8fb8eb90a2d547185a1fc269264b11ac

memory/2452-10-0x0000000002940000-0x0000000002A0C000-memory.dmp

memory/1884-14-0x0000000000270000-0x00000000002A0000-memory.dmp

memory/1884-13-0x0000000000400000-0x00000000004CC000-memory.dmp

memory/2452-8-0x0000000002940000-0x0000000002A0C000-memory.dmp

memory/2452-22-0x0000000000400000-0x0000000000421000-memory.dmp

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

MD5 5564293354d9d684d6a2bfbc9be54e5b
SHA1 72b56c9ec3ac1c7c9011f7d02bf9c5a7517f3b19
SHA256 c9291e111b15370a6546ce5e0848018b4ce15a1a277197e3b5a73389508f06cd
SHA512 f5cd649482ff56babe138350efbc31b18e7270fb32ee286eb9bf60d3025099ad059dbfb85347a6a60fc87eb07339605e53e5c93af1784baa5f4c4617cd9aeb2c

memory/1884-26-0x00000000001D0000-0x00000000001D1000-memory.dmp

memory/1884-25-0x00000000003B0000-0x00000000003C9000-memory.dmp

memory/1884-29-0x0000000000540000-0x0000000000541000-memory.dmp

memory/1884-28-0x00000000003F0000-0x00000000003F1000-memory.dmp

memory/2288-23-0x0000000000400000-0x00000000004FF000-memory.dmp

memory/2288-31-0x0000000000400000-0x00000000004FF000-memory.dmp

memory/2288-36-0x0000000000260000-0x0000000000261000-memory.dmp

memory/1884-42-0x00000000002A0000-0x00000000002A1000-memory.dmp

memory/1884-41-0x00000000003D0000-0x00000000003D1000-memory.dmp

memory/1884-40-0x00000000003E0000-0x00000000003E1000-memory.dmp

memory/1884-39-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/1884-38-0x00000000001B0000-0x00000000001B1000-memory.dmp

memory/1884-37-0x00000000001E0000-0x00000000001E1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Deleteme.bat

MD5 86b553fba6309de0e4ad6dd0b6b7361d
SHA1 4a26abf7ab216bed7ebbe5b6562a88b19f3e73b7
SHA256 39c3919c39670fda6ddfefa7323260e1609339aacc97fe51b1578b5ea7148e75
SHA512 ec1310a515b591157ec152e23f93dd591419d74df5655e49a26346102664c3ff17efa8eeb617d311bb29dd76c4c5972f4f0d74e7b33ef90f23959dcf48ea99ab

memory/2288-50-0x0000000000400000-0x00000000004FF000-memory.dmp

memory/1884-52-0x0000000000400000-0x00000000004CC000-memory.dmp

memory/1884-54-0x0000000000270000-0x00000000002A0000-memory.dmp

memory/1884-53-0x0000000000400000-0x00000000004CC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 13:25

Reported

2024-06-20 13:28

Platform

win10v2004-20240611-en

Max time kernel

140s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Outlook Express\SYSTEM.EXE C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
File opened for modification C:\Program Files\Outlook Express\SYSTEM.EXE C:\Users\Admin\AppData\Local\Temp\loader.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Mole.Mol C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
File created C:\Windows\Mole.dll C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
File created C:\Windows\Mole.Mol C:\Users\Admin\AppData\Local\Temp\loader.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0666dc953174e2532fc7e2c6a619ed29_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe

"C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe"

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

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

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c Deleteme.bat

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
NL 23.62.61.89:443 www.bing.com tcp
NL 23.62.61.89:443 www.bing.com tcp
US 8.8.8.8:53 89.61.62.23.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 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 88.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.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 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\Master Of The Voice1.7.exe

MD5 de5b0dd3a16c1ec9cf307f13525b6657
SHA1 5be01b92fa813f51306e08d472b42e8c62c3637c
SHA256 69ba7530c540c915a71c444af52104351f00aaddd779d95891f2dacc0f30a3a8
SHA512 f6498838cf97f77fb180964e8a26221dbf96df68415053a2a3edc550db94f01bdae37f9e6e368be3ee423184984b585d8fb8eb90a2d547185a1fc269264b11ac

memory/4200-14-0x0000000000400000-0x00000000004CC000-memory.dmp

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

MD5 5564293354d9d684d6a2bfbc9be54e5b
SHA1 72b56c9ec3ac1c7c9011f7d02bf9c5a7517f3b19
SHA256 c9291e111b15370a6546ce5e0848018b4ce15a1a277197e3b5a73389508f06cd
SHA512 f5cd649482ff56babe138350efbc31b18e7270fb32ee286eb9bf60d3025099ad059dbfb85347a6a60fc87eb07339605e53e5c93af1784baa5f4c4617cd9aeb2c

memory/3712-23-0x0000000000780000-0x0000000000781000-memory.dmp

memory/4200-26-0x0000000000660000-0x0000000000661000-memory.dmp

memory/4200-25-0x0000000002150000-0x0000000002169000-memory.dmp

memory/3712-24-0x0000000000400000-0x00000000004FF000-memory.dmp

memory/4200-22-0x0000000002120000-0x0000000002150000-memory.dmp

memory/3712-21-0x0000000000400000-0x00000000004FF000-memory.dmp

memory/2976-20-0x0000000000400000-0x0000000000421000-memory.dmp

memory/4200-40-0x0000000002170000-0x0000000002171000-memory.dmp

memory/4200-39-0x0000000002180000-0x0000000002181000-memory.dmp

memory/4200-38-0x0000000002190000-0x0000000002191000-memory.dmp

memory/4200-37-0x0000000000650000-0x0000000000651000-memory.dmp

memory/4200-36-0x0000000000640000-0x0000000000641000-memory.dmp

memory/4200-35-0x0000000000670000-0x0000000000671000-memory.dmp

memory/3712-34-0x0000000002170000-0x0000000002171000-memory.dmp

memory/4200-33-0x00000000021B0000-0x00000000021B1000-memory.dmp

memory/4200-32-0x00000000021A0000-0x00000000021A1000-memory.dmp

memory/3712-43-0x0000000000400000-0x00000000004FF000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Deleteme.bat

MD5 86b553fba6309de0e4ad6dd0b6b7361d
SHA1 4a26abf7ab216bed7ebbe5b6562a88b19f3e73b7
SHA256 39c3919c39670fda6ddfefa7323260e1609339aacc97fe51b1578b5ea7148e75
SHA512 ec1310a515b591157ec152e23f93dd591419d74df5655e49a26346102664c3ff17efa8eeb617d311bb29dd76c4c5972f4f0d74e7b33ef90f23959dcf48ea99ab

memory/4200-45-0x0000000000400000-0x00000000004CC000-memory.dmp

memory/4200-46-0x0000000002120000-0x0000000002150000-memory.dmp