Malware Analysis Report

2024-12-07 22:05

Sample ID 241117-jvj5navjbt
Target a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e
SHA256 a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e
Tags
sakula discovery persistence rat trojan upx
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

a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e

Threat Level: Known bad

The file a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e was found to be: Known bad.

Malicious Activity Summary

sakula discovery persistence rat trojan upx

Sakula

Sakula payload

Sakula family

Executes dropped EXE

Checks computer location settings

Deletes itself

Loads dropped DLL

Adds Run key to start application

UPX packed file

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Suspicious use of AdjustPrivilegeToken

Runs ping.exe

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-17 07:59

Signatures

UPX packed file

upx
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

2024-11-17 07:59

Reported

2024-11-17 08:01

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe"

Signatures

Sakula

trojan rat sakula

Sakula family

sakula

Sakula payload

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
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\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.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\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe N/A

UPX packed file

upx
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A 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\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.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\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\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe

"C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.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\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 21.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
TH 184.22.175.13:80 tcp

Files

memory/2604-0-0x0000000000250000-0x000000000026F000-memory.dmp

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

MD5 324267b731ce657c10ce1bd3dad48088
SHA1 80dac78fa95fbe022ecabd3eb09f34aac87741c4
SHA256 0b2603f9170f7d26e6b6d7fd3f31e92fa456a6bf2e130e6af55b80b5cdf6ab06
SHA512 38c452acc2239de75c1be10b70bab7de2505cec6cb79a7283307676362b100c87a48ed52582fec074edd1ac60e85c83e59b2011f8ce7fb3705f55a840e7d05ec

memory/5080-4-0x0000000000B80000-0x0000000000B9F000-memory.dmp

memory/2604-6-0x0000000000250000-0x000000000026F000-memory.dmp

memory/5080-8-0x0000000000B80000-0x0000000000B9F000-memory.dmp

memory/2604-14-0x0000000000250000-0x000000000026F000-memory.dmp

memory/5080-19-0x0000000000B80000-0x0000000000B9F000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 07:59

Reported

2024-11-17 08:01

Platform

win7-20240903-en

Max time kernel

146s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe"

Signatures

Sakula

trojan rat sakula

Sakula family

sakula

Sakula payload

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
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\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe N/A

UPX packed file

upx
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A 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\MicroMedia\MediaCenter.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.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\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2748 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2748 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2748 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2748 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2748 wrote to memory of 2232 N/A C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe C:\Windows\SysWOW64\cmd.exe
PID 2748 wrote to memory of 2232 N/A C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe C:\Windows\SysWOW64\cmd.exe
PID 2748 wrote to memory of 2232 N/A C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe C:\Windows\SysWOW64\cmd.exe
PID 2748 wrote to memory of 2232 N/A C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe C:\Windows\SysWOW64\cmd.exe
PID 2232 wrote to memory of 2148 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2232 wrote to memory of 2148 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2232 wrote to memory of 2148 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2232 wrote to memory of 2148 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.exe

"C:\Users\Admin\AppData\Local\Temp\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.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\a0ddc363a3009ac52fb3451c798c1a593993ad1b20585ca8e485dfa6bb3a441e.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

memory/2748-0-0x0000000000E00000-0x0000000000E1F000-memory.dmp

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

MD5 97566114a01bcbe65a63f71fd9376f44
SHA1 d89aef130362753abdb59d311cc5970b4746f39a
SHA256 3ae0b4bbbdcf01698b225e0b4ae3f999ac8721e9c8f0fbd4261ba78348a3d856
SHA512 d3e3dd83d8cc928fd1f97df8082f4a8abed2782da343f19ef531a4394e6e4a61ca0a68bcf2229a89045d1667e95db765f3bbf2e7c57cbd407e1a5dea0ca14b06

memory/2748-9-0x0000000000070000-0x000000000008F000-memory.dmp

memory/2748-4-0x0000000000070000-0x000000000008F000-memory.dmp

memory/2748-11-0x0000000000E00000-0x0000000000E1F000-memory.dmp

memory/2820-13-0x0000000001330000-0x000000000134F000-memory.dmp

memory/2748-19-0x0000000000E00000-0x0000000000E1F000-memory.dmp

memory/2820-25-0x0000000001330000-0x000000000134F000-memory.dmp