Analysis
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max time kernel
118s -
max time network
133s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 12:06
Static task
static1
Behavioral task
behavioral1
Sample
027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe
Resource
win10v2004-en-20220113
General
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Target
027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe
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Size
35KB
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MD5
71f2ae7cd181c5ff481e990268d0cc7a
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SHA1
5b4c5a15b2820f4229819a12eea148aa396bc212
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SHA256
027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d
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SHA512
eb31ef385ca79912f462bd99dce386082a0a1530d86a6a20228de5fcaf1d090f4a8761aee15889fedd18374eadd9e907694a96f68e8801a178ea97ed869dd24c
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 952 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1188 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exepid process 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.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:
027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exedescription pid process Token: SeIncBasePriorityPrivilege 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.execmd.exedescription pid process target process PID 1472 wrote to memory of 952 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe MediaCenter.exe PID 1472 wrote to memory of 952 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe MediaCenter.exe PID 1472 wrote to memory of 952 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe MediaCenter.exe PID 1472 wrote to memory of 952 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe MediaCenter.exe PID 1472 wrote to memory of 1188 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe cmd.exe PID 1472 wrote to memory of 1188 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe cmd.exe PID 1472 wrote to memory of 1188 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe cmd.exe PID 1472 wrote to memory of 1188 1472 027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe cmd.exe PID 1188 wrote to memory of 392 1188 cmd.exe PING.EXE PID 1188 wrote to memory of 392 1188 cmd.exe PING.EXE PID 1188 wrote to memory of 392 1188 cmd.exe PING.EXE PID 1188 wrote to memory of 392 1188 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe"C:\Users\Admin\AppData\Local\Temp\027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:952 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\027c1ba13f2b88047b17faa9146608bf79c900cc20be24aaa1c73048ee7cbc4d.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1188 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:392
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
b3ee09832e17f4fcaf192756b0000731
SHA1ec97558b5ae0f627b0c3e8e18cc817f45164268b
SHA256db6e03929135ad6fb707ff3914a97318f67b5bd3f2f7ea1b61181ecd19e887af
SHA512c4d7ddece360360feb6a00f1600730d6a70b422ec8d32b016407900169cb46baeb9832bc542c1053d8549498aa6878660b07c19e30ff2327c85269bc919127f7
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
b3ee09832e17f4fcaf192756b0000731
SHA1ec97558b5ae0f627b0c3e8e18cc817f45164268b
SHA256db6e03929135ad6fb707ff3914a97318f67b5bd3f2f7ea1b61181ecd19e887af
SHA512c4d7ddece360360feb6a00f1600730d6a70b422ec8d32b016407900169cb46baeb9832bc542c1053d8549498aa6878660b07c19e30ff2327c85269bc919127f7
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
b3ee09832e17f4fcaf192756b0000731
SHA1ec97558b5ae0f627b0c3e8e18cc817f45164268b
SHA256db6e03929135ad6fb707ff3914a97318f67b5bd3f2f7ea1b61181ecd19e887af
SHA512c4d7ddece360360feb6a00f1600730d6a70b422ec8d32b016407900169cb46baeb9832bc542c1053d8549498aa6878660b07c19e30ff2327c85269bc919127f7
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memory/1472-54-0x0000000076491000-0x0000000076493000-memory.dmpFilesize
8KB