Analysis
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max time kernel
146s -
max time network
153s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:56
Static task
static1
Behavioral task
behavioral1
Sample
1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe
Resource
win10v2004-en-20220113
General
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Target
1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe
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Size
99KB
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MD5
2918878aa2cb8e64030cd08cc90ad800
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SHA1
53b870c63d97e3395366e10f20fe00a3931ea2b7
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SHA256
1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3
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SHA512
3810d68cdc24412ef2c59732fa4b80838efe6afbe98691b55df4b05fde46e22d87022def73763c2af14ab08b9509c3848ae899bbbf6c12c9b276d964d2b0f78a
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 \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 1088 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1104 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exepid process 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.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:
1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exedescription pid process Token: SeIncBasePriorityPrivilege 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.execmd.exedescription pid process target process PID 1628 wrote to memory of 1088 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe MediaCenter.exe PID 1628 wrote to memory of 1088 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe MediaCenter.exe PID 1628 wrote to memory of 1088 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe MediaCenter.exe PID 1628 wrote to memory of 1088 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe MediaCenter.exe PID 1628 wrote to memory of 1104 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe cmd.exe PID 1628 wrote to memory of 1104 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe cmd.exe PID 1628 wrote to memory of 1104 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe cmd.exe PID 1628 wrote to memory of 1104 1628 1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe cmd.exe PID 1104 wrote to memory of 308 1104 cmd.exe PING.EXE PID 1104 wrote to memory of 308 1104 cmd.exe PING.EXE PID 1104 wrote to memory of 308 1104 cmd.exe PING.EXE PID 1104 wrote to memory of 308 1104 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe"C:\Users\Admin\AppData\Local\Temp\1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1088 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1908fd444cb479571085d2056682bb1c62922e8b2b6eb59d25e1d66d81c504a3.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1104 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:308
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
e8e2c8f356ba39a46277683942143a6b
SHA12d4f0adb59b91ce9b48009f241c4d296fd31b8bf
SHA256c8f2392250366ee033888d064ba7dd2b63873e0abd32920ba7ceb0d9cbdb922c
SHA512caf5d6ba568f18179a85588e0eead7f429c3f8a1800e0856a995b08770679154009273ec19e5d5c7a87e387c34cc173f05105a9c74f7b0871f6f8c32cfb45ea6
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MD5
e8e2c8f356ba39a46277683942143a6b
SHA12d4f0adb59b91ce9b48009f241c4d296fd31b8bf
SHA256c8f2392250366ee033888d064ba7dd2b63873e0abd32920ba7ceb0d9cbdb922c
SHA512caf5d6ba568f18179a85588e0eead7f429c3f8a1800e0856a995b08770679154009273ec19e5d5c7a87e387c34cc173f05105a9c74f7b0871f6f8c32cfb45ea6
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MD5
e8e2c8f356ba39a46277683942143a6b
SHA12d4f0adb59b91ce9b48009f241c4d296fd31b8bf
SHA256c8f2392250366ee033888d064ba7dd2b63873e0abd32920ba7ceb0d9cbdb922c
SHA512caf5d6ba568f18179a85588e0eead7f429c3f8a1800e0856a995b08770679154009273ec19e5d5c7a87e387c34cc173f05105a9c74f7b0871f6f8c32cfb45ea6