Analysis
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max time kernel
119s -
max time network
130s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:30
Static task
static1
Behavioral task
behavioral1
Sample
1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe
Resource
win10v2004-en-20220112
General
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Target
1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe
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Size
60KB
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MD5
8ea0f0ad7c354d457e70cabee06aceba
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SHA1
7debb9d5f9071bf4d74308a2bd832c86c2dcfe96
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SHA256
1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc
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SHA512
873ac1aa8b9bc5bf9f3f016d32e092e48551c8d3e1a9544c6420674393b430e5a2f1757a1607aa9c694143b5ae72930f5a2d6f660c56ccfec7c588f78fe30ea1
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1876 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1260 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exepid process 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.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:
1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exedescription pid process Token: SeIncBasePriorityPrivilege 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.execmd.exedescription pid process target process PID 1704 wrote to memory of 1876 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe MediaCenter.exe PID 1704 wrote to memory of 1876 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe MediaCenter.exe PID 1704 wrote to memory of 1876 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe MediaCenter.exe PID 1704 wrote to memory of 1876 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe MediaCenter.exe PID 1704 wrote to memory of 1260 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe cmd.exe PID 1704 wrote to memory of 1260 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe cmd.exe PID 1704 wrote to memory of 1260 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe cmd.exe PID 1704 wrote to memory of 1260 1704 1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe cmd.exe PID 1260 wrote to memory of 1896 1260 cmd.exe PING.EXE PID 1260 wrote to memory of 1896 1260 cmd.exe PING.EXE PID 1260 wrote to memory of 1896 1260 cmd.exe PING.EXE PID 1260 wrote to memory of 1896 1260 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe"C:\Users\Admin\AppData\Local\Temp\1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1876 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1779a45c3cc90c9c515d645abbca529650214ac888caa40b9695f976f9dfd1cc.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1260 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1896
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
462aa6bfa546efb9080b3897405744a7
SHA151cf007284aca6104767715d6dcd6b1dec3329e2
SHA256b2e2e15caccbde210e9efb68a4e0ed99a4dd2bbf99118baafbb5c8909b9adf96
SHA5125fe1128bab79542d7842fb23ca34dfb93ae789dffd07ce892c2709d04b0d8751b0ef8ac850ef7d0677947bd26ed7a3af70e61a88abf5968d656553347fa4f7bf
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MD5
462aa6bfa546efb9080b3897405744a7
SHA151cf007284aca6104767715d6dcd6b1dec3329e2
SHA256b2e2e15caccbde210e9efb68a4e0ed99a4dd2bbf99118baafbb5c8909b9adf96
SHA5125fe1128bab79542d7842fb23ca34dfb93ae789dffd07ce892c2709d04b0d8751b0ef8ac850ef7d0677947bd26ed7a3af70e61a88abf5968d656553347fa4f7bf
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MD5
462aa6bfa546efb9080b3897405744a7
SHA151cf007284aca6104767715d6dcd6b1dec3329e2
SHA256b2e2e15caccbde210e9efb68a4e0ed99a4dd2bbf99118baafbb5c8909b9adf96
SHA5125fe1128bab79542d7842fb23ca34dfb93ae789dffd07ce892c2709d04b0d8751b0ef8ac850ef7d0677947bd26ed7a3af70e61a88abf5968d656553347fa4f7bf