Analysis
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max time kernel
118s -
max time network
132s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
29-01-2022 19:21
Static task
static1
Behavioral task
behavioral1
Sample
2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe
Resource
win10-en-20211208
General
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Target
2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe
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Size
320KB
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MD5
f25cc334809bd1c36fd94184177de8a4
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SHA1
8a34521175b66e073ee34870263d55611b38b1da
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SHA256
2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca
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SHA512
65e782267c7b5ddaa21a9dfcfe2af4f9d92551022f99fc4052aa0294210bd1525d0efae01962a0e85398cc72b6c7b07e2e4e8f37575ffe464f2d340470e75983
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 1272 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1748 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exepid process 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.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:
2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exedescription pid process Token: SeIncBasePriorityPrivilege 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.execmd.exedescription pid process target process PID 1676 wrote to memory of 1272 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe MediaCenter.exe PID 1676 wrote to memory of 1272 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe MediaCenter.exe PID 1676 wrote to memory of 1272 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe MediaCenter.exe PID 1676 wrote to memory of 1272 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe MediaCenter.exe PID 1676 wrote to memory of 1748 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe cmd.exe PID 1676 wrote to memory of 1748 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe cmd.exe PID 1676 wrote to memory of 1748 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe cmd.exe PID 1676 wrote to memory of 1748 1676 2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe cmd.exe PID 1748 wrote to memory of 1268 1748 cmd.exe PING.EXE PID 1748 wrote to memory of 1268 1748 cmd.exe PING.EXE PID 1748 wrote to memory of 1268 1748 cmd.exe PING.EXE PID 1748 wrote to memory of 1268 1748 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe"C:\Users\Admin\AppData\Local\Temp\2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1272 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\2b4cc716ec23a095d831069968d951a125f40574775f466f4251c8a0a37abfca.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1268
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
2007b511b1fd69470a4492e67ac00d2c
SHA14307c6ad39199253a90aecfe1c0a165d9bae1a49
SHA25682c92d15a8e179f5aa253be8e2e1d9943c824167767c4d0a23f7d53fae7c71b4
SHA51241704c75af0ec4b6b40a76d8a6331d1c10de482268c2b256a1e4243529faaff25d427314693582e94f8ad3dbea3e1efc24beb3d90f57fba61fcd4eab464b1435
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MD5
2007b511b1fd69470a4492e67ac00d2c
SHA14307c6ad39199253a90aecfe1c0a165d9bae1a49
SHA25682c92d15a8e179f5aa253be8e2e1d9943c824167767c4d0a23f7d53fae7c71b4
SHA51241704c75af0ec4b6b40a76d8a6331d1c10de482268c2b256a1e4243529faaff25d427314693582e94f8ad3dbea3e1efc24beb3d90f57fba61fcd4eab464b1435
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MD5
2007b511b1fd69470a4492e67ac00d2c
SHA14307c6ad39199253a90aecfe1c0a165d9bae1a49
SHA25682c92d15a8e179f5aa253be8e2e1d9943c824167767c4d0a23f7d53fae7c71b4
SHA51241704c75af0ec4b6b40a76d8a6331d1c10de482268c2b256a1e4243529faaff25d427314693582e94f8ad3dbea3e1efc24beb3d90f57fba61fcd4eab464b1435