Malware Analysis Report

2024-12-07 22:10

Sample ID 221010-c3ndqaaeeq
Target 10fa04bbf25570d83c37d5b7008fe85d
SHA256 e84e3f69364a3aa00fee5e5f24744d77ac01c026b004756ca65e19a891f4de54
Tags
sakula persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

e84e3f69364a3aa00fee5e5f24744d77ac01c026b004756ca65e19a891f4de54

Threat Level: Known bad

The file 10fa04bbf25570d83c37d5b7008fe85d was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat trojan

Sakula

Sakula payload

Sakula family

Executes dropped EXE

Deletes itself

Loads dropped DLL

Checks computer location settings

Adds Run key to start application

Enumerates physical storage devices

Runs ping.exe

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-10-10 02:36

Signatures

Sakula family

sakula

Sakula payload

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-10-10 02:36

Reported

2022-10-10 02:38

Platform

win7-20220812-en

Max time kernel

145s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe"

Signatures

Sakula

trojan rat 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

Executes dropped EXE

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

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.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\10fa04bbf25570d83c37d5b7008fe85d.exe N/A

Enumerates physical storage devices

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\10fa04bbf25570d83c37d5b7008fe85d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1660 wrote to memory of 864 N/A C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1660 wrote to memory of 864 N/A C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1660 wrote to memory of 864 N/A C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1660 wrote to memory of 864 N/A C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 1660 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe C:\Windows\SysWOW64\cmd.exe
PID 1660 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe C:\Windows\SysWOW64\cmd.exe
PID 1660 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe C:\Windows\SysWOW64\cmd.exe
PID 1660 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe C:\Windows\SysWOW64\cmd.exe
PID 1956 wrote to memory of 776 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1956 wrote to memory of 776 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1956 wrote to memory of 776 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1956 wrote to memory of 776 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe

"C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.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\10fa04bbf25570d83c37d5b7008fe85d.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/1660-54-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

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

MD5 8980a028284d01cd9e2c420821cfb545
SHA1 aaed98670e1078b31212f9db737fb61205d78c15
SHA256 ae6663253cb19735f97de2e7c1d520b554c7a79c93569ae8246d0289e928c807
SHA512 dd382c2f941b2d18842fa782b161ca6ca0e949061466ff63d6dd46b2b8f727cc76439f8efdc949363cb7c14571437b0fb1f8bc83287c318d2f1c28e2703035eb

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

MD5 8980a028284d01cd9e2c420821cfb545
SHA1 aaed98670e1078b31212f9db737fb61205d78c15
SHA256 ae6663253cb19735f97de2e7c1d520b554c7a79c93569ae8246d0289e928c807
SHA512 dd382c2f941b2d18842fa782b161ca6ca0e949061466ff63d6dd46b2b8f727cc76439f8efdc949363cb7c14571437b0fb1f8bc83287c318d2f1c28e2703035eb

memory/864-57-0x0000000000000000-mapping.dmp

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

MD5 8980a028284d01cd9e2c420821cfb545
SHA1 aaed98670e1078b31212f9db737fb61205d78c15
SHA256 ae6663253cb19735f97de2e7c1d520b554c7a79c93569ae8246d0289e928c807
SHA512 dd382c2f941b2d18842fa782b161ca6ca0e949061466ff63d6dd46b2b8f727cc76439f8efdc949363cb7c14571437b0fb1f8bc83287c318d2f1c28e2703035eb

memory/1956-60-0x0000000000000000-mapping.dmp

memory/776-61-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-10-10 02:36

Reported

2022-10-10 02:38

Platform

win10v2004-20220812-en

Max time kernel

116s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe"

Signatures

Sakula

trojan rat sakula

Sakula payload

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

Executes dropped EXE

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.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\10fa04bbf25570d83c37d5b7008fe85d.exe N/A

Enumerates physical storage devices

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\10fa04bbf25570d83c37d5b7008fe85d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe

"C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.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\10fa04bbf25570d83c37d5b7008fe85d.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 93.184.220.29:80 tcp
NL 95.101.78.106:80 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 20.44.10.122:443 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/3840-132-0x0000000000000000-mapping.dmp

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

MD5 a0e87a3e61eab892a7abcc03afef4a78
SHA1 43512147b7c45f536ca1866da224db904f536879
SHA256 6ad258500767c04c0565ec88026caa01a82378cda963d06035bbf467a016f211
SHA512 fc2a91cb70aad43a90b03da685febd4a20bd1597261418cca068fa3e8c345c81aed645c7d045ba3abeca8a87e458098c92f28cb2927fd5c166c7ebd1d77df643

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

MD5 a0e87a3e61eab892a7abcc03afef4a78
SHA1 43512147b7c45f536ca1866da224db904f536879
SHA256 6ad258500767c04c0565ec88026caa01a82378cda963d06035bbf467a016f211
SHA512 fc2a91cb70aad43a90b03da685febd4a20bd1597261418cca068fa3e8c345c81aed645c7d045ba3abeca8a87e458098c92f28cb2927fd5c166c7ebd1d77df643

memory/3384-135-0x0000000000000000-mapping.dmp

memory/3412-136-0x0000000000000000-mapping.dmp