Analysis
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max time kernel
167s -
max time network
191s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:43
Static task
static1
Behavioral task
behavioral1
Sample
11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe
Resource
win10v2004-en-20220113
General
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Target
11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe
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Size
150KB
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MD5
cb8835e69dffa5cfc4140c17796e790b
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SHA1
f62fad8861e1939996e599c144055cc2d51a04a1
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SHA256
11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0
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SHA512
1f145ed54998a87d68da6c246707a52ea3a8b3ad13f67c0de066a0ba6530f174f09e68f16d8925e5b41abc13fdd2cec9c6ae8ac6fdfb724a930e084759315539
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
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suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1796 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1660 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exepid process 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exedescription pid process Token: SeIncBasePriorityPrivilege 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.execmd.exedescription pid process target process PID 1184 wrote to memory of 1796 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe MediaCenter.exe PID 1184 wrote to memory of 1796 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe MediaCenter.exe PID 1184 wrote to memory of 1796 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe MediaCenter.exe PID 1184 wrote to memory of 1796 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe MediaCenter.exe PID 1184 wrote to memory of 1660 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe cmd.exe PID 1184 wrote to memory of 1660 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe cmd.exe PID 1184 wrote to memory of 1660 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe cmd.exe PID 1184 wrote to memory of 1660 1184 11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe cmd.exe PID 1660 wrote to memory of 276 1660 cmd.exe PING.EXE PID 1660 wrote to memory of 276 1660 cmd.exe PING.EXE PID 1660 wrote to memory of 276 1660 cmd.exe PING.EXE PID 1660 wrote to memory of 276 1660 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe"C:\Users\Admin\AppData\Local\Temp\11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1796 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11de8b40274f344f706324363fb7c20a47d9a59a4e7f97559eb95daf3a5da9a0.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:276
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
bc041b00ef374a6ce3f9169ca333e058
SHA11f4a7f6ce5e948e51aa0feec6034961f6489cdf6
SHA256b259e7d12a43063f4806e3ecdd8ed5416860d1b03dbfe8bf0bf1b0a9c32fc145
SHA51243e24765d5737029988bc5cb472463e29f1d15a56608c859391159d878d04d92af356f4c3cbeeaac94592bc7537f0d65987bc8b9659f047b4120e30e1389ab55
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MD5
bc041b00ef374a6ce3f9169ca333e058
SHA11f4a7f6ce5e948e51aa0feec6034961f6489cdf6
SHA256b259e7d12a43063f4806e3ecdd8ed5416860d1b03dbfe8bf0bf1b0a9c32fc145
SHA51243e24765d5737029988bc5cb472463e29f1d15a56608c859391159d878d04d92af356f4c3cbeeaac94592bc7537f0d65987bc8b9659f047b4120e30e1389ab55