Analysis
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max time kernel
155s -
max time network
165s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 12:09
Static task
static1
Behavioral task
behavioral1
Sample
0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe
Resource
win10v2004-en-20220113
General
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Target
0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe
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Size
216KB
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MD5
00d3dde4aec79b13357e50c297a4ed0a
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SHA1
451b0b2a1c2e4af349bc0a9a027ede3c83cad5e4
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SHA256
0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549
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SHA512
fc3707824c4dbe4a12df11a8434df597e76d7528bef9179aef6994f266f7b56a27ae043f071506e9ad6fcc04b03372894495bf7acad976f79c944f852b011b3b
Malware Config
Signatures
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Sakula Payload 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula behavioral1/memory/1272-58-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/1632-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1632 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 396 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exepid process 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.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:
0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exedescription pid process Token: SeIncBasePriorityPrivilege 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.execmd.exedescription pid process target process PID 1272 wrote to memory of 1632 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe MediaCenter.exe PID 1272 wrote to memory of 1632 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe MediaCenter.exe PID 1272 wrote to memory of 1632 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe MediaCenter.exe PID 1272 wrote to memory of 1632 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe MediaCenter.exe PID 1272 wrote to memory of 396 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe cmd.exe PID 1272 wrote to memory of 396 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe cmd.exe PID 1272 wrote to memory of 396 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe cmd.exe PID 1272 wrote to memory of 396 1272 0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe cmd.exe PID 396 wrote to memory of 1776 396 cmd.exe PING.EXE PID 396 wrote to memory of 1776 396 cmd.exe PING.EXE PID 396 wrote to memory of 1776 396 cmd.exe PING.EXE PID 396 wrote to memory of 1776 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe"C:\Users\Admin\AppData\Local\Temp\0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1272 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1632 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0267cfc1731b7d17a2d60c7fa7436d60e583c69a0d462bd965edf8657bf2e549.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1776
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
cd2957394575b3e0c5629fa5bcfdc04a
SHA1c98e7633dc6c8fb1596bc8fa6fcccfbe3f37b4f2
SHA25687f14c25ca35e305c1dbdac709b2863173a27446705989273d64f2e404c86f11
SHA512494ffba10e2b7b0544569533539170ecaa8db650b00abc24e0ca401e939e71055c5c77f1658c5fc2a57f5e873bec9410e2ed95a8f8e945bc20cfe4a82e6914a8
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
cd2957394575b3e0c5629fa5bcfdc04a
SHA1c98e7633dc6c8fb1596bc8fa6fcccfbe3f37b4f2
SHA25687f14c25ca35e305c1dbdac709b2863173a27446705989273d64f2e404c86f11
SHA512494ffba10e2b7b0544569533539170ecaa8db650b00abc24e0ca401e939e71055c5c77f1658c5fc2a57f5e873bec9410e2ed95a8f8e945bc20cfe4a82e6914a8
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memory/1272-54-0x0000000076421000-0x0000000076423000-memory.dmpFilesize
8KB
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memory/1272-58-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1632-59-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB