Analysis
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max time kernel
132s -
max time network
155s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:50
Static task
static1
Behavioral task
behavioral1
Sample
1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe
Resource
win10v2004-en-20220113
General
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Target
1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe
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Size
192KB
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MD5
7bd7a8d588afaf541029267d12be6bd8
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SHA1
c0bd120f16a9d35575a19dbd8ecb306ea4852e9a
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SHA256
1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d
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SHA512
1de3009198fe19044c8adbd09d65204f64a49a36efbf6f360d628f0d0e717a343bd242f118192b30cdad7a441d668a6f89da50c471eff7c2ecb30dd255a6b58c
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 1632 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 788 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exepid process 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.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:
1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exedescription pid process Token: SeIncBasePriorityPrivilege 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.execmd.exedescription pid process target process PID 1628 wrote to memory of 1632 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe MediaCenter.exe PID 1628 wrote to memory of 1632 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe MediaCenter.exe PID 1628 wrote to memory of 1632 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe MediaCenter.exe PID 1628 wrote to memory of 1632 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe MediaCenter.exe PID 1628 wrote to memory of 788 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe cmd.exe PID 1628 wrote to memory of 788 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe cmd.exe PID 1628 wrote to memory of 788 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe cmd.exe PID 1628 wrote to memory of 788 1628 1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe cmd.exe PID 788 wrote to memory of 1060 788 cmd.exe PING.EXE PID 788 wrote to memory of 1060 788 cmd.exe PING.EXE PID 788 wrote to memory of 1060 788 cmd.exe PING.EXE PID 788 wrote to memory of 1060 788 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe"C:\Users\Admin\AppData\Local\Temp\1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1628 -
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\1959ce7659693641f89e48aeada15ad0e60d41f46820b26c362949334558627d.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:788 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1060
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
bbc7495f2bfde2cccee3f18cbd3436b0
SHA1ade6811acb7a1f84a3058f95d493f7e3c7dec7d0
SHA256f1d4b28c09331fba1167e819c18a0d39fee64a33e87eb8a80bc16b1247126b34
SHA51287e012be0544f8a09575401c909de9add1dc7dd8431b25341acf1781d23ad9dfc8f9cc10197196934a6555f295af08e2047e7c11681e08a1fcabae8cde05b487
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MD5
bbc7495f2bfde2cccee3f18cbd3436b0
SHA1ade6811acb7a1f84a3058f95d493f7e3c7dec7d0
SHA256f1d4b28c09331fba1167e819c18a0d39fee64a33e87eb8a80bc16b1247126b34
SHA51287e012be0544f8a09575401c909de9add1dc7dd8431b25341acf1781d23ad9dfc8f9cc10197196934a6555f295af08e2047e7c11681e08a1fcabae8cde05b487
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MD5
bbc7495f2bfde2cccee3f18cbd3436b0
SHA1ade6811acb7a1f84a3058f95d493f7e3c7dec7d0
SHA256f1d4b28c09331fba1167e819c18a0d39fee64a33e87eb8a80bc16b1247126b34
SHA51287e012be0544f8a09575401c909de9add1dc7dd8431b25341acf1781d23ad9dfc8f9cc10197196934a6555f295af08e2047e7c11681e08a1fcabae8cde05b487