Analysis
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max time kernel
149s -
max time network
156s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:51
Static task
static1
Behavioral task
behavioral1
Sample
194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe
Resource
win10v2004-en-20220113
General
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Target
194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe
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Size
100KB
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MD5
c460a53dd4cd9fb2147cc746891de6ac
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SHA1
0d68dafc57929b97f7b1c3745154ca8aa8993836
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SHA256
194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a
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SHA512
9e0e2c68c5b556d142aae1e1dbe09f8ec091b1101590a26df78f29182574233eeeff18473d184e1389528b79111daea55275cf60753e8e72dcf62a200053252e
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 1660 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 800 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exepid process 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.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:
194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exedescription pid process Token: SeIncBasePriorityPrivilege 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.execmd.exedescription pid process target process PID 748 wrote to memory of 1660 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe MediaCenter.exe PID 748 wrote to memory of 1660 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe MediaCenter.exe PID 748 wrote to memory of 1660 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe MediaCenter.exe PID 748 wrote to memory of 1660 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe MediaCenter.exe PID 748 wrote to memory of 800 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe cmd.exe PID 748 wrote to memory of 800 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe cmd.exe PID 748 wrote to memory of 800 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe cmd.exe PID 748 wrote to memory of 800 748 194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe cmd.exe PID 800 wrote to memory of 1832 800 cmd.exe PING.EXE PID 800 wrote to memory of 1832 800 cmd.exe PING.EXE PID 800 wrote to memory of 1832 800 cmd.exe PING.EXE PID 800 wrote to memory of 1832 800 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe"C:\Users\Admin\AppData\Local\Temp\194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1660 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\194d53a645d6edab68c3b2297182ee11db1665a506057214aa22f460cd5a109a.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:800 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1832
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
b31c641c1ace1463e1be74d70fc74700
SHA1ca8bdc67d52fa71221bd92b65c9456610c64063e
SHA256f528d4b9529552a12126a0895e17845aa2ac8de12945661fe8722f93adc18db6
SHA512608d2bd875c0ea2e825a970f96426e2fb9705f1726cabf2704905764f7e360e8675e3e6349c7aab051822c4b0e8d63c68e6ba98df29a9dd5989be9a9d5c15e3c
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MD5
b31c641c1ace1463e1be74d70fc74700
SHA1ca8bdc67d52fa71221bd92b65c9456610c64063e
SHA256f528d4b9529552a12126a0895e17845aa2ac8de12945661fe8722f93adc18db6
SHA512608d2bd875c0ea2e825a970f96426e2fb9705f1726cabf2704905764f7e360e8675e3e6349c7aab051822c4b0e8d63c68e6ba98df29a9dd5989be9a9d5c15e3c
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MD5
b31c641c1ace1463e1be74d70fc74700
SHA1ca8bdc67d52fa71221bd92b65c9456610c64063e
SHA256f528d4b9529552a12126a0895e17845aa2ac8de12945661fe8722f93adc18db6
SHA512608d2bd875c0ea2e825a970f96426e2fb9705f1726cabf2704905764f7e360e8675e3e6349c7aab051822c4b0e8d63c68e6ba98df29a9dd5989be9a9d5c15e3c