Malware Analysis Report

2025-01-02 02:49

Sample ID 241128-hlw77ayqet
Target ab6021220b0914d37b7908a4c985a37d_JaffaCakes118
SHA256 99aee2c561f13e2bb5c68286c768d9a4d907eadb6d2a733d40e917579e608f6c
Tags
sakula discovery persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

99aee2c561f13e2bb5c68286c768d9a4d907eadb6d2a733d40e917579e608f6c

Threat Level: Known bad

The file ab6021220b0914d37b7908a4c985a37d_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

sakula discovery persistence rat trojan

Sakula

Sakula family

Sakula payload

Deletes itself

Executes dropped EXE

Checks computer location settings

Loads dropped DLL

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

System Network Configuration Discovery: Internet Connection Discovery

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Runs ping.exe

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-28 06:50

Signatures

Sakula family

sakula

Sakula payload

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: behavioral2

Detonation Overview

Submitted

2024-11-28 06:50

Reported

2024-11-28 06:52

Platform

win10v2004-20241007-en

Max time kernel

125s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe"

Signatures

Sakula

trojan rat sakula

Sakula family

sakula

Sakula payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe N/A

Executes dropped EXE

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_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:\Windows\SysWOW64\PING.EXE N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

System Network Configuration Discovery: Internet Connection Discovery

discovery
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.polarroute.com udp
US 76.223.54.146:80 www.polarroute.com tcp
US 8.8.8.8:53 146.54.223.76.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 76.223.54.146:80 www.polarroute.com tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 76.223.54.146:80 www.polarroute.com tcp
US 76.223.54.146:80 www.polarroute.com tcp
US 8.8.8.8:53 www.northpoleroute.com udp
US 8.8.8.8:53 www.northpoleroute.com udp

Files

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 777845e66df57df013d745ad9946ffe0
SHA1 c5d9c80a516c8bb3fbe7923280eed48ad56aaec2
SHA256 8be914f0f3a90659fcaee779379e76a593608921ba300795bf710211c18679cf
SHA512 2cacb268f7da95e309d383e1d776e35d80afc7586faf557b19e098be16f443f191959541b23d5b10c6f19f3d9c689b58127587d39af8805433516251727ec3c3

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-28 06:50

Reported

2024-11-28 06:52

Platform

win7-20240903-en

Max time kernel

148s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe"

Signatures

Sakula

trojan rat sakula

Sakula family

sakula

Sakula payload

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

Deletes itself

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

Executes dropped EXE

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_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\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\PING.EXE N/A

System Network Configuration Discovery: Internet Connection Discovery

discovery
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2316 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2316 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2316 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2316 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2316 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2316 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2316 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2316 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2596 wrote to memory of 2668 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2596 wrote to memory of 2668 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2596 wrote to memory of 2668 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2596 wrote to memory of 2668 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ab6021220b0914d37b7908a4c985a37d_JaffaCakes118.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.polarroute.com udp
US 76.223.54.146:80 www.polarroute.com tcp
US 76.223.54.146:80 www.polarroute.com tcp
US 76.223.54.146:80 www.polarroute.com tcp
US 76.223.54.146:80 www.polarroute.com tcp
US 8.8.8.8:53 www.northpoleroute.com udp

Files

\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 75e9fdf3c62ae19251d93796bab2cf8c
SHA1 efce38e56054a0fac159af6fe078a1448da4a3de
SHA256 28d4640e389594a3c726d2089d0c796392bf23cf7a3eaaee7e6bd5566d1335eb
SHA512 b66b8c1d06674ea90512acf46fbaf51ae801320a7a7058222b875789d13a53329a4409518c5f9f33ca1c7b5bb52a2bcb9ee1dc638d9ea4c212715c1e641fb402