Analysis
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max time kernel
148s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
16-06-2022 07:40
Static task
static1
Behavioral task
behavioral1
Sample
26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe
Resource
win10v2004-20220414-en
General
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Target
26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe
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Size
79KB
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MD5
6623ef6b58ca25808463b629d56e4660
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SHA1
a432c50373feb75ab0fb681c9f502a5e49fa43bd
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SHA256
26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409
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SHA512
ac58292418685528ae87db45f2e44bb92fc8ed61376939038e9ec2f2fd7ef162351564534f12c9dfd2cf203277316facccf53ef7d345c87acb48bca9f6d09fba
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 1908 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 916 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exepid process 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.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:
26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exedescription pid process Token: SeIncBasePriorityPrivilege 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.execmd.exedescription pid process target process PID 2044 wrote to memory of 1908 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe MediaCenter.exe PID 2044 wrote to memory of 1908 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe MediaCenter.exe PID 2044 wrote to memory of 1908 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe MediaCenter.exe PID 2044 wrote to memory of 1908 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe MediaCenter.exe PID 2044 wrote to memory of 916 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe cmd.exe PID 2044 wrote to memory of 916 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe cmd.exe PID 2044 wrote to memory of 916 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe cmd.exe PID 2044 wrote to memory of 916 2044 26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe cmd.exe PID 916 wrote to memory of 1424 916 cmd.exe PING.EXE PID 916 wrote to memory of 1424 916 cmd.exe PING.EXE PID 916 wrote to memory of 1424 916 cmd.exe PING.EXE PID 916 wrote to memory of 1424 916 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe"C:\Users\Admin\AppData\Local\Temp\26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
79KB
MD5626fdfeb1e749c44cbf24e27c7a98087
SHA16aab97046df238654d1e28541ade7018c71cc93f
SHA256722fd7daa9df3f0a21ade872ad9d382d5f11bbff3faa3b90a999e21feeb7dc8b
SHA5127e2d48c6d0ba5250a0670c7633351572e2d2a2bba637ae58a3d4584905ab63045dc0bbfe1ef060e53c8409443ab9df83b9cd56a9c6a8e3c78af1615d1458ed7d
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
79KB
MD5626fdfeb1e749c44cbf24e27c7a98087
SHA16aab97046df238654d1e28541ade7018c71cc93f
SHA256722fd7daa9df3f0a21ade872ad9d382d5f11bbff3faa3b90a999e21feeb7dc8b
SHA5127e2d48c6d0ba5250a0670c7633351572e2d2a2bba637ae58a3d4584905ab63045dc0bbfe1ef060e53c8409443ab9df83b9cd56a9c6a8e3c78af1615d1458ed7d
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
79KB
MD5626fdfeb1e749c44cbf24e27c7a98087
SHA16aab97046df238654d1e28541ade7018c71cc93f
SHA256722fd7daa9df3f0a21ade872ad9d382d5f11bbff3faa3b90a999e21feeb7dc8b
SHA5127e2d48c6d0ba5250a0670c7633351572e2d2a2bba637ae58a3d4584905ab63045dc0bbfe1ef060e53c8409443ab9df83b9cd56a9c6a8e3c78af1615d1458ed7d
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memory/916-60-0x0000000000000000-mapping.dmp
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memory/1424-61-0x0000000000000000-mapping.dmp
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memory/1908-57-0x0000000000000000-mapping.dmp
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memory/2044-54-0x0000000075441000-0x0000000075443000-memory.dmpFilesize
8KB