Analysis
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max time kernel
118s -
max time network
141s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:00
Static task
static1
Behavioral task
behavioral1
Sample
058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe
Resource
win10v2004-en-20220113
General
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Target
058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe
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Size
192KB
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MD5
adedf8b01dddce0af42be89a52e5c5b9
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SHA1
9f58710b2099dc2b38daf091f2ed111243939932
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SHA256
058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc
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SHA512
ae86ef8a2eb24fb6972522788a1f4c6fc8978cd76688eb8d3bb1590f3403bb720eb0f2bc5e7ac431be7f941b99f5656210e760033f6e02450ddca1d7284d1625
Malware Config
Signatures
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Sakula Payload 3 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 \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1588 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 944 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exepid process 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.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:
058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exedescription pid process Token: SeIncBasePriorityPrivilege 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.execmd.exedescription pid process target process PID 1636 wrote to memory of 1588 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe MediaCenter.exe PID 1636 wrote to memory of 1588 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe MediaCenter.exe PID 1636 wrote to memory of 1588 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe MediaCenter.exe PID 1636 wrote to memory of 1588 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe MediaCenter.exe PID 1636 wrote to memory of 944 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe cmd.exe PID 1636 wrote to memory of 944 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe cmd.exe PID 1636 wrote to memory of 944 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe cmd.exe PID 1636 wrote to memory of 944 1636 058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe cmd.exe PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe"C:\Users\Admin\AppData\Local\Temp\058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1588 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\058af76295482549e2600a4f458f2bfaa2147272bf3447c2ca3c0d896f3acdbc.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:944 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:948
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
039094e368516775aa3bfbd310249f2b
SHA14ef22bf1bd0b0756c87a7f79f4aa40d2b34f60fb
SHA2567e956cc14555ad0e2beca6cfff6798d5d0fac08a22ff5e0e75c00016b1d433ba
SHA512fe430da2b97b75c628f51ba35220b4636cc23b978e77e9007cc86a432d286789e353bd9a065d4f21689914487c1a38f74debab8d22574dba76046dde7ac8c996
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
039094e368516775aa3bfbd310249f2b
SHA14ef22bf1bd0b0756c87a7f79f4aa40d2b34f60fb
SHA2567e956cc14555ad0e2beca6cfff6798d5d0fac08a22ff5e0e75c00016b1d433ba
SHA512fe430da2b97b75c628f51ba35220b4636cc23b978e77e9007cc86a432d286789e353bd9a065d4f21689914487c1a38f74debab8d22574dba76046dde7ac8c996
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
039094e368516775aa3bfbd310249f2b
SHA14ef22bf1bd0b0756c87a7f79f4aa40d2b34f60fb
SHA2567e956cc14555ad0e2beca6cfff6798d5d0fac08a22ff5e0e75c00016b1d433ba
SHA512fe430da2b97b75c628f51ba35220b4636cc23b978e77e9007cc86a432d286789e353bd9a065d4f21689914487c1a38f74debab8d22574dba76046dde7ac8c996
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memory/1636-54-0x0000000075801000-0x0000000075803000-memory.dmpFilesize
8KB