Analysis
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max time kernel
138s -
max time network
145s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:07
Static task
static1
Behavioral task
behavioral1
Sample
1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe
Resource
win10v2004-en-20220113
General
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Target
1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe
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Size
92KB
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MD5
92150099300c31cf29489d980661a81e
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SHA1
8dfac8b050e793a33a2fc16e98b153893b7a2b9f
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SHA256
1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c
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SHA512
973e634e917009db0e000b2b4846eeab8b670d9a3db2395dd4a91e35214c5fc65fbffda7755a8e28807fdea86294fe0c20e1335c842938bb79d3f262828e3ea6
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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1536 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1204 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exepid process 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.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:
1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exedescription pid process Token: SeIncBasePriorityPrivilege 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.execmd.exedescription pid process target process PID 1684 wrote to memory of 1536 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe MediaCenter.exe PID 1684 wrote to memory of 1536 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe MediaCenter.exe PID 1684 wrote to memory of 1536 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe MediaCenter.exe PID 1684 wrote to memory of 1536 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe MediaCenter.exe PID 1684 wrote to memory of 1204 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe cmd.exe PID 1684 wrote to memory of 1204 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe cmd.exe PID 1684 wrote to memory of 1204 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe cmd.exe PID 1684 wrote to memory of 1204 1684 1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe cmd.exe PID 1204 wrote to memory of 1080 1204 cmd.exe PING.EXE PID 1204 wrote to memory of 1080 1204 cmd.exe PING.EXE PID 1204 wrote to memory of 1080 1204 cmd.exe PING.EXE PID 1204 wrote to memory of 1080 1204 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe"C:\Users\Admin\AppData\Local\Temp\1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1536 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1884d88bef67729b564da09c185219d1722afa7398a118673637c4800ada135c.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1080
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
24a52cbff46cb2d1d63c326a0b712b82
SHA18d57bbe3dc199607af1aee9775d646dc7705bcb5
SHA256a3ce1e0b0f3ee54d7f1de9dbbb5b70e704065c114aa8e66effb76c6e21863adf
SHA512b78f04e1620b77a25ab9fd638e010c2317ff94fcf2918b87c0cbd68bf95a08f02bac91c8693550c4a5224f89af4c01b83abcb4d11634b96877b4bc5f51b82cdc
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MD5
24a52cbff46cb2d1d63c326a0b712b82
SHA18d57bbe3dc199607af1aee9775d646dc7705bcb5
SHA256a3ce1e0b0f3ee54d7f1de9dbbb5b70e704065c114aa8e66effb76c6e21863adf
SHA512b78f04e1620b77a25ab9fd638e010c2317ff94fcf2918b87c0cbd68bf95a08f02bac91c8693550c4a5224f89af4c01b83abcb4d11634b96877b4bc5f51b82cdc