Malware Analysis Report

2025-01-02 02:51

Sample ID 241124-gk8n6axjes
Target 92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118
SHA256 cf916b12eeb3f98043130717e21f980748ba56694b8db27babe8f0e006d4242b
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

cf916b12eeb3f98043130717e21f980748ba56694b8db27babe8f0e006d4242b

Threat Level: Known bad

The file 92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

sakula discovery persistence rat trojan

Sakula

Sakula family

Sakula payload

Executes dropped EXE

Deletes itself

Checks computer location settings

Loads dropped DLL

Adds Run key to start application

Enumerates physical storage devices

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Runs ping.exe

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-24 05:52

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

2024-11-24 05:52

Reported

2024-11-24 05:55

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_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\92e2ef1e1eb3855146b9e5721a3d885c_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\cmd.exe N/A
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\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.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\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_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\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 71.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 138.179.15.23.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 200.254.1.23.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
TH 184.22.175.13:80 tcp
US 8.8.8.8:53 udp

Files

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

MD5 59af4bba7b2c50d6137ea57f2fecf31e
SHA1 6f362a38ec7a154887c43b3724b1035b9adc9d34
SHA256 4692fd57969be03a25d69f983893f1483d97852d813e5acf1f7bb681ab7500a7
SHA512 27299a16a9481f8c2aae64331d0c3b237dc871bb62a1f39f9a38b32389903a770f17b129fbe5fe7cc9a738c14a41a5f6037f1604f4650e36a840372f64d59d32

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-24 05:52

Reported

2024-11-24 05:55

Platform

win7-20240903-en

Max time kernel

140s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_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

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\92e2ef1e1eb3855146b9e5721a3d885c_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\MicroMedia\MediaCenter.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.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\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\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2080 wrote to memory of 2552 N/A C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2080 wrote to memory of 2552 N/A C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2080 wrote to memory of 2552 N/A C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2080 wrote to memory of 2552 N/A C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2080 wrote to memory of 2772 N/A C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2080 wrote to memory of 2772 N/A C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2080 wrote to memory of 2772 N/A C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2080 wrote to memory of 2772 N/A C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2772 wrote to memory of 2872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2772 wrote to memory of 2872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2772 wrote to memory of 2872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2772 wrote to memory of 2872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\92e2ef1e1eb3855146b9e5721a3d885c_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\92e2ef1e1eb3855146b9e5721a3d885c_JaffaCakes118.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

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

MD5 bed14a7a1746f87be4c7f8d1a2bcb34e
SHA1 2f2b550e43e454543f8181464ecada08c7e1c9e6
SHA256 053917312cf923cfb13985ed2c4ec7315571ecd778649057186cd7e43c98f97d
SHA512 8e5b525cb7d25a774a2a691d66d639ffb2d9565fa9544522e2924237dc4925f0feb742d3b8cfab7a5ee67fceff5e3353dac5401cacc8d0d947babaa387909170