Analysis
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max time kernel
120s -
max time network
127s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:03
Static task
static1
Behavioral task
behavioral1
Sample
161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe
Resource
win10v2004-en-20220113
General
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Target
161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe
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Size
36KB
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MD5
1344a8383e5ce12eb6ffbe214ac080b3
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SHA1
e6594d0a851d9e2c31e6886d37039e67bb32e5fe
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SHA256
161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f
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SHA512
05c91e6c2332e0f1f64888a892e22d6f142bca36fc1f79aac9fb4d7e47fa7725cc32d996d31d5c8d6d32105625d5fdc1d2d9f59389eef9f2a5832bb902f68906
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1272 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 388 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exepid process 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.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:
161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exedescription pid process Token: SeIncBasePriorityPrivilege 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.execmd.exedescription pid process target process PID 1588 wrote to memory of 1272 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe MediaCenter.exe PID 1588 wrote to memory of 1272 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe MediaCenter.exe PID 1588 wrote to memory of 1272 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe MediaCenter.exe PID 1588 wrote to memory of 1272 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe MediaCenter.exe PID 1588 wrote to memory of 388 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe cmd.exe PID 1588 wrote to memory of 388 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe cmd.exe PID 1588 wrote to memory of 388 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe cmd.exe PID 1588 wrote to memory of 388 1588 161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe cmd.exe PID 388 wrote to memory of 432 388 cmd.exe PING.EXE PID 388 wrote to memory of 432 388 cmd.exe PING.EXE PID 388 wrote to memory of 432 388 cmd.exe PING.EXE PID 388 wrote to memory of 432 388 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe"C:\Users\Admin\AppData\Local\Temp\161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1272 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\161fd708715b647b29b77f3811c429fe1c428f779afeb970b51a90093ce19e5f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:388 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:432
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
8d16480b08f9dd50294a99a11d69de9d
SHA1c1591217b8a4bcd350d0545f8e70e7776eef9ad0
SHA2569ab4b9683396640bd57f8d3c23b4907b3832a78d239509918fae5733c1598806
SHA5124d3a898a03e623d0fe27cd91c1ab2d7075f152e880e4f9e555a714dbf62108319a8ca94a468874c5b6b9969dc2442ff2ce88a78c3bad1eacb003021a80ab7b13
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MD5
8d16480b08f9dd50294a99a11d69de9d
SHA1c1591217b8a4bcd350d0545f8e70e7776eef9ad0
SHA2569ab4b9683396640bd57f8d3c23b4907b3832a78d239509918fae5733c1598806
SHA5124d3a898a03e623d0fe27cd91c1ab2d7075f152e880e4f9e555a714dbf62108319a8ca94a468874c5b6b9969dc2442ff2ce88a78c3bad1eacb003021a80ab7b13
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MD5
8d16480b08f9dd50294a99a11d69de9d
SHA1c1591217b8a4bcd350d0545f8e70e7776eef9ad0
SHA2569ab4b9683396640bd57f8d3c23b4907b3832a78d239509918fae5733c1598806
SHA5124d3a898a03e623d0fe27cd91c1ab2d7075f152e880e4f9e555a714dbf62108319a8ca94a468874c5b6b9969dc2442ff2ce88a78c3bad1eacb003021a80ab7b13