Malware Analysis Report

2025-01-22 12:59

Sample ID 240626-jx1kestgre
Target 1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118
SHA256 1e3dcabb30ae28ac2e994d0b09395988eabeb16d86286ab91d7c790fa154fea9
Tags
vmprotect evasion execution
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

1e3dcabb30ae28ac2e994d0b09395988eabeb16d86286ab91d7c790fa154fea9

Threat Level: Known bad

The file 1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

vmprotect evasion execution

Disables service(s)

Drops file in Drivers directory

VMProtect packed file

Loads dropped DLL

Drops file in System32 directory

Drops autorun.inf file

Launches sc.exe

Drops file in Windows directory

Unsigned PE

Program crash

Suspicious behavior: LoadsDriver

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Gathers network information

Kills process with taskkill

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-26 08:03

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

2024-06-26 08:03

Reported

2024-06-26 08:06

Platform

win7-20231129-en

Max time kernel

43s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe"

Signatures

Disables service(s)

evasion execution

Drops file in Drivers directory

Description Indicator Process Target
File opened for modification C:\Windows\system32\drivers\etc\hosts C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\drivers\acpiec.sys C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\drivers\pcidump.sys C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe N/A

VMProtect packed file

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

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\a18467stva41a.dll C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\def26500aab6334ccd.dll C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe N/A

Launches sc.exe

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

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Gathers network information

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

Kills process with taskkill

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

Suspicious behavior: LoadsDriver

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2320 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\sc.exe
PID 2320 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\sc.exe
PID 2320 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\sc.exe
PID 2320 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\sc.exe
PID 2320 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\sc.exe
PID 2320 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\sc.exe
PID 2320 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\sc.exe
PID 2320 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\sc.exe
PID 2320 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 2320 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\cacls.exe
PID 2320 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\cacls.exe
PID 2320 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\cacls.exe
PID 2320 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\cacls.exe
PID 2320 wrote to memory of 2464 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 2464 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 2464 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 2464 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 2464 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 2464 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\rundll32.exe
PID 2320 wrote to memory of 2464 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\rundll32.exe
PID 2464 wrote to memory of 3044 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\WerFault.exe
PID 2464 wrote to memory of 3044 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\WerFault.exe
PID 2464 wrote to memory of 3044 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\WerFault.exe
PID 2464 wrote to memory of 3044 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\WerFault.exe
PID 2320 wrote to memory of 1572 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\ipconfig.exe
PID 2320 wrote to memory of 1572 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\ipconfig.exe
PID 2320 wrote to memory of 1572 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\ipconfig.exe
PID 2320 wrote to memory of 1572 N/A C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe C:\Windows\SysWOW64\ipconfig.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe"

C:\Windows\SysWOW64\sc.exe

sc config ekrn start= disabled

C:\Windows\SysWOW64\sc.exe

sc config rsravmon start= disabled

C:\Windows\SysWOW64\taskkill.exe

taskkill /im ekrn.exe /f

C:\Windows\SysWOW64\taskkill.exe

taskkill /im egui.exe /f

C:\Windows\SysWOW64\taskkill.exe

taskkill /im 360sd.exe /f

C:\Windows\SysWOW64\taskkill.exe

taskkill /im 360sd_se.exe /f

C:\Windows\SysWOW64\cacls.exe

cacls C:\Users\Admin\AppData\Local\Temp\ /e /p everyone:f cacls "C:\Windows" /e /p everyone:f

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Windows\system32\a18467stva41a.dll, droqp

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 320

C:\Windows\SysWOW64\ipconfig.exe

ipconfig /all

Network

Country Destination Domain Proto
US 8.8.8.8:53 tj.dh7d7egr3g6as.com udp

Files

memory/2320-0-0x0000000000400000-0x0000000000431000-memory.dmp

C:\Windows\SysWOW64\a18467stva41a.dll

MD5 c33c88aa771dd3a019608c0dfe47bdb2
SHA1 94f5b9d14bc7506dce737ceb7db192942d311907
SHA256 56850456721c2cacd7040f08e0f86b278423a9a3264cf4d4971d186b991db713
SHA512 c9a9327c69e3fa2a133aece1d2b9873f21986207946690b98f91f528bdd0867026467a9bc286d509f27c13ba6c5efd3df128df2925cfa037bb0496adbb24bfb6

memory/2320-18-0x0000000010000000-0x000000001000C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 08:03

Reported

2024-06-26 08:06

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_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

Processes

C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1148dd1cc69dc62df9c3686c8e126c4e_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1976 -ip 1976

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 312

Network

Files

memory/1976-0-0x0000000000400000-0x0000000000431000-memory.dmp

memory/1976-1-0x0000000000400000-0x0000000000431000-memory.dmp