Analysis
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max time kernel
132s -
max time network
141s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
31-01-2022 00:34
Static task
static1
Behavioral task
behavioral1
Sample
5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe
Resource
win10-en-20211208
General
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Target
5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe
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Size
79KB
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MD5
1a6c43b693bb49dad5fe1637b02da2c6
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SHA1
17b541c9f9a33464d6272276f7c398d58303b8f0
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SHA256
5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597
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SHA512
be76c3f94d3a856bb0cbab391fd45645b70372052edf31a11285f86f3417ca0dde6994355b80ba9136e12700c79aa660ff674db6f6479346acd146f8c56f4957
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1620 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 440 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exepid process 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.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:
5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exedescription pid process Token: SeIncBasePriorityPrivilege 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.execmd.exedescription pid process target process PID 960 wrote to memory of 1620 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe MediaCenter.exe PID 960 wrote to memory of 1620 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe MediaCenter.exe PID 960 wrote to memory of 1620 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe MediaCenter.exe PID 960 wrote to memory of 1620 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe MediaCenter.exe PID 960 wrote to memory of 440 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe cmd.exe PID 960 wrote to memory of 440 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe cmd.exe PID 960 wrote to memory of 440 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe cmd.exe PID 960 wrote to memory of 440 960 5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe cmd.exe PID 440 wrote to memory of 1932 440 cmd.exe PING.EXE PID 440 wrote to memory of 1932 440 cmd.exe PING.EXE PID 440 wrote to memory of 1932 440 cmd.exe PING.EXE PID 440 wrote to memory of 1932 440 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe"C:\Users\Admin\AppData\Local\Temp\5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1620 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\5e3e8801c64b43a2c7838bc7d8f76f113be5c2efd8fe1e0e4c8d984a7d247597.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:440 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1932
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
6cfb68c71903c3d8e68e9cc3515cdbd1
SHA1df3a4c1676ed0b3c39463d1fb7ac35695154b1fc
SHA25654a7921bea77f27af4a1fcf63382f1203bf7b621051907bee6b3f93ea5e428f9
SHA51210de4485f0cde4252a1901f08d38c1134719bd1104cf3243583b98f796e56da3cba669b0a63b84338b02c83106a3fb98b7ac88911f476bf222682c84d046e2bf
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MD5
6cfb68c71903c3d8e68e9cc3515cdbd1
SHA1df3a4c1676ed0b3c39463d1fb7ac35695154b1fc
SHA25654a7921bea77f27af4a1fcf63382f1203bf7b621051907bee6b3f93ea5e428f9
SHA51210de4485f0cde4252a1901f08d38c1134719bd1104cf3243583b98f796e56da3cba669b0a63b84338b02c83106a3fb98b7ac88911f476bf222682c84d046e2bf
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MD5
6cfb68c71903c3d8e68e9cc3515cdbd1
SHA1df3a4c1676ed0b3c39463d1fb7ac35695154b1fc
SHA25654a7921bea77f27af4a1fcf63382f1203bf7b621051907bee6b3f93ea5e428f9
SHA51210de4485f0cde4252a1901f08d38c1134719bd1104cf3243583b98f796e56da3cba669b0a63b84338b02c83106a3fb98b7ac88911f476bf222682c84d046e2bf