Analysis
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max time kernel
147s -
max time network
160s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:11
Static task
static1
Behavioral task
behavioral1
Sample
15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe
Resource
win10v2004-en-20220113
General
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Target
15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe
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Size
101KB
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MD5
92617fadaf25a2f9a663b7a4838afd42
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SHA1
ece90ed7e1050f08569b6f9281919e23834cf54c
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SHA256
15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3
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SHA512
8381e09d040cc80049734d654f51cf16470ef11ad262c55415975f25d9dd7732aa40e4b39caaaaecff6c7dd92350ca56a3ab86e1c2573d9a6d7511b7b0a099c2
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 972 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1944 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exepid process 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.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:
15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exedescription pid process Token: SeIncBasePriorityPrivilege 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.execmd.exedescription pid process target process PID 1388 wrote to memory of 972 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe MediaCenter.exe PID 1388 wrote to memory of 972 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe MediaCenter.exe PID 1388 wrote to memory of 972 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe MediaCenter.exe PID 1388 wrote to memory of 972 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe MediaCenter.exe PID 1388 wrote to memory of 1944 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe cmd.exe PID 1388 wrote to memory of 1944 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe cmd.exe PID 1388 wrote to memory of 1944 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe cmd.exe PID 1388 wrote to memory of 1944 1388 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe cmd.exe PID 1944 wrote to memory of 752 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 752 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 752 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 752 1944 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe"C:\Users\Admin\AppData\Local\Temp\15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:972 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:752
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
2dc7ccee0f398d39cf73de2d012716e1
SHA15853af070aa237efe999f6dab8b5ce5ac99782ed
SHA2568c5a059b79db875ac94dd0cac60805361d0a1b7c0983541bbe3bc6058fd64524
SHA512f8181c674b1ebd082d48d948df18f0abde3f0a491816553db6a0be3bccda3abd801590576c786c14308fa9ac766f0574200456b37d48dc6ec7e2e2da114957fd
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MD5
2dc7ccee0f398d39cf73de2d012716e1
SHA15853af070aa237efe999f6dab8b5ce5ac99782ed
SHA2568c5a059b79db875ac94dd0cac60805361d0a1b7c0983541bbe3bc6058fd64524
SHA512f8181c674b1ebd082d48d948df18f0abde3f0a491816553db6a0be3bccda3abd801590576c786c14308fa9ac766f0574200456b37d48dc6ec7e2e2da114957fd
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MD5
2dc7ccee0f398d39cf73de2d012716e1
SHA15853af070aa237efe999f6dab8b5ce5ac99782ed
SHA2568c5a059b79db875ac94dd0cac60805361d0a1b7c0983541bbe3bc6058fd64524
SHA512f8181c674b1ebd082d48d948df18f0abde3f0a491816553db6a0be3bccda3abd801590576c786c14308fa9ac766f0574200456b37d48dc6ec7e2e2da114957fd