Malware Analysis Report

2025-03-15 05:54

Sample ID 240628-k6ymvsvapl
Target 19945d8c52c703e13db774faefdee82f_JaffaCakes118
SHA256 61ecfddd6d604ffe0e9446a18092e2917242b07b79e78da1ff382a3e71d70d63
Tags
vmprotect
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

61ecfddd6d604ffe0e9446a18092e2917242b07b79e78da1ff382a3e71d70d63

Threat Level: Shows suspicious behavior

The file 19945d8c52c703e13db774faefdee82f_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

vmprotect

VMProtect packed file

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Kills process with taskkill

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-28 09:13

Signatures

VMProtect packed file

vmprotect
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

2024-06-28 09:13

Reported

2024-06-28 09:15

Platform

win7-20240611-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe"

Signatures

VMProtect packed file

vmprotect
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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2344 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2344 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2344 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2344 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2344 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2344 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2344 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2344 wrote to memory of 2112 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2344 wrote to memory of 2112 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2344 wrote to memory of 2112 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2344 wrote to memory of 2112 N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2112 wrote to memory of 1372 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 2112 wrote to memory of 1372 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 2112 wrote to memory of 1372 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 2112 wrote to memory of 1372 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe

Processes

C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe"

C:\Windows\SysWOW64\regsvr32.exe

regsvr32 C:\WINDOWS\system32\advapi32.dll /s

C:\Windows\SysWOW64\cmd.exe

cmd /c taskkill /f /im empty.dat

C:\Windows\SysWOW64\taskkill.exe

taskkill /f /im empty.dat

Network

N/A

Files

memory/2344-0-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2344-1-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2344-4-0x0000000000400000-0x000000000043C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 09:13

Reported

2024-06-28 09:15

Platform

win10v2004-20240508-en

Max time kernel

93s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe"

Signatures

VMProtect packed file

vmprotect
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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\19945d8c52c703e13db774faefdee82f_JaffaCakes118.exe"

C:\Windows\SysWOW64\regsvr32.exe

regsvr32 C:\WINDOWS\system32\advapi32.dll /s

C:\Windows\SysWOW64\cmd.exe

cmd /c taskkill /f /im empty.dat

C:\Windows\SysWOW64\taskkill.exe

taskkill /f /im empty.dat

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 57.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/1720-0-0x0000000000400000-0x000000000043C000-memory.dmp

memory/1720-1-0x0000000000400000-0x000000000043C000-memory.dmp

memory/1720-4-0x0000000000400000-0x000000000043C000-memory.dmp