Analysis
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max time kernel
154s -
max time network
165s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:29
Static task
static1
Behavioral task
behavioral1
Sample
12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe
Resource
win10v2004-en-20220113
General
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Target
12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe
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Size
100KB
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MD5
c8a1370c1c2fb5d4e7a4ac500cf35351
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SHA1
a19e58cb878cfd1d94886f92962449446aff1aa4
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SHA256
12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c
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SHA512
8344c6e859f3e7a28416c08359001b3ec8577dbcb09d03c6c79de880914585d0d300db43e2e24791fd104c9bb24ddcf08002a941b1fe9cd3bbaa562d062a9967
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 1500 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 436 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exepid process 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.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:
12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exedescription pid process Token: SeIncBasePriorityPrivilege 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.execmd.exedescription pid process target process PID 748 wrote to memory of 1500 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe MediaCenter.exe PID 748 wrote to memory of 1500 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe MediaCenter.exe PID 748 wrote to memory of 1500 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe MediaCenter.exe PID 748 wrote to memory of 1500 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe MediaCenter.exe PID 748 wrote to memory of 436 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe cmd.exe PID 748 wrote to memory of 436 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe cmd.exe PID 748 wrote to memory of 436 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe cmd.exe PID 748 wrote to memory of 436 748 12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe cmd.exe PID 436 wrote to memory of 1856 436 cmd.exe PING.EXE PID 436 wrote to memory of 1856 436 cmd.exe PING.EXE PID 436 wrote to memory of 1856 436 cmd.exe PING.EXE PID 436 wrote to memory of 1856 436 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe"C:\Users\Admin\AppData\Local\Temp\12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1500 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12a19f80b7c054cbfd239f4dd6d21bfcbdea7f02fbe238ffe6d4044de016eb2c.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1856
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
3662759796afcdc6112a86548ea0923f
SHA1f779082f8553c4235678b7110f8ef3dc1e719378
SHA2568ee6c94fbab55beeca85df74a71adc867343a304b138232bd3d9fbee08e40563
SHA512f64791b2a6434173695dff5cc936b65a83e81a5359edc609adeaa36eeccbfe01f9b6801e070ed09a8b8fe9954e4da43246ce6fabe9f77159253ed2dd94358325
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MD5
3662759796afcdc6112a86548ea0923f
SHA1f779082f8553c4235678b7110f8ef3dc1e719378
SHA2568ee6c94fbab55beeca85df74a71adc867343a304b138232bd3d9fbee08e40563
SHA512f64791b2a6434173695dff5cc936b65a83e81a5359edc609adeaa36eeccbfe01f9b6801e070ed09a8b8fe9954e4da43246ce6fabe9f77159253ed2dd94358325
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MD5
3662759796afcdc6112a86548ea0923f
SHA1f779082f8553c4235678b7110f8ef3dc1e719378
SHA2568ee6c94fbab55beeca85df74a71adc867343a304b138232bd3d9fbee08e40563
SHA512f64791b2a6434173695dff5cc936b65a83e81a5359edc609adeaa36eeccbfe01f9b6801e070ed09a8b8fe9954e4da43246ce6fabe9f77159253ed2dd94358325