Malware Analysis Report

2024-12-07 22:05

Sample ID 241118-cggztazrbm
Target 0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe
SHA256 0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb
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: 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

0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb

Threat Level: Known bad

The file 0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe was found to be: Known bad.

Malicious Activity Summary

sakula discovery persistence rat trojan

Sakula payload

Sakula

Sakula family

Checks computer location settings

Loads dropped DLL

Deletes itself

Executes dropped EXE

Adds Run key to start application

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

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

2024-11-18 02:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-18 02:02

Reported

2024-11-18 02:05

Platform

win7-20241010-en

Max time kernel

151s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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
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\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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
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\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2856 wrote to memory of 2892 N/A C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2856 wrote to memory of 2892 N/A C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2856 wrote to memory of 2892 N/A C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2856 wrote to memory of 2892 N/A C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 2856 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe C:\Windows\SysWOW64\cmd.exe
PID 2856 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe C:\Windows\SysWOW64\cmd.exe
PID 2856 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe C:\Windows\SysWOW64\cmd.exe
PID 2856 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe C:\Windows\SysWOW64\cmd.exe
PID 2980 wrote to memory of 916 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2980 wrote to memory of 916 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2980 wrote to memory of 916 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2980 wrote to memory of 916 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe

"C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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/2856-0-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 d2add91b3fd6aa3d47cf18cfc116b6e9
SHA1 2cf443246fcd6410770f2ec79c26fa676b698e99
SHA256 ae4961ea4824d7be43c452a2e9204656078050252ad48fd1d89e11c7c2a5137f
SHA512 60e50aaae6b2afa37dcd25413915e074aa03a77d90b3e9b44aac0f3493b1f0d29dc2479d73a851b52962352184cc8452ae0ae5ed7ba58760ad7cd315418c341f

memory/2856-9-0x00000000001B0000-0x00000000001CA000-memory.dmp

memory/2892-11-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2856-8-0x00000000001B0000-0x00000000001CA000-memory.dmp

memory/2856-12-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2856-13-0x00000000001B0000-0x00000000001CA000-memory.dmp

memory/2856-14-0x00000000001B0000-0x00000000001CA000-memory.dmp

memory/2892-16-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2856-22-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2892-28-0x0000000000400000-0x000000000041A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-18 02:02

Reported

2024-11-18 02:05

Platform

win10v2004-20241007-en

Max time kernel

146s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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\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\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.exe

"C:\Users\Admin\AppData\Local\Temp\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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\0cbb5e112654c75d39beb00b12f773b7ea44931b6524f8071bdedd91eb7e8efb.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 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.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 8.8.8.8:53 134.71.91.104.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 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/4968-0-0x0000000000400000-0x000000000041A000-memory.dmp

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

MD5 03a04157eff2384c3d9dcf2f859f36e4
SHA1 f97a197b0332190e991e92b4568762cede4a6495
SHA256 6efbf7e640af04ae97255f03da83eef32ce101b8beb38d78b4f1e951a8dbb065
SHA512 025476f6987fbb3461d9eba62b1419c911b4acd2a5aed8afe50969c645c3d766bc14d48a478497630fa4c13ba48adc77b04aa892f33cbf00fb08fdeb300c4796

memory/2168-4-0x0000000000400000-0x000000000041A000-memory.dmp

memory/4968-6-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2168-9-0x0000000000400000-0x000000000041A000-memory.dmp

memory/4968-15-0x0000000000400000-0x000000000041A000-memory.dmp

memory/2168-18-0x0000000000400000-0x000000000041A000-memory.dmp