Analysis
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max time kernel
145s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
10-10-2022 02:36
Behavioral task
behavioral1
Sample
10fa04bbf25570d83c37d5b7008fe85d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
10fa04bbf25570d83c37d5b7008fe85d.exe
Resource
win10v2004-20220812-en
General
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Target
10fa04bbf25570d83c37d5b7008fe85d.exe
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Size
88KB
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MD5
10fa04bbf25570d83c37d5b7008fe85d
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SHA1
7f6c136b0cc97cfdd0ba5e27ec03a0ea4c87193f
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SHA256
e84e3f69364a3aa00fee5e5f24744d77ac01c026b004756ca65e19a891f4de54
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SHA512
8fbab615e94f86612ce7e696e6f5a0457c9a0c18ccaa286b4769315350861e14e125041b828d22a3abcfbe727020d414577e70a522bfb29b9221683ebd562612
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SSDEEP
1536:Boaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtroyPTEzg:y0hpgz6xGhTjwHN30BEybEk
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 864 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1956 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
10fa04bbf25570d83c37d5b7008fe85d.exepid process 1660 10fa04bbf25570d83c37d5b7008fe85d.exe 1660 10fa04bbf25570d83c37d5b7008fe85d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
10fa04bbf25570d83c37d5b7008fe85d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 10fa04bbf25570d83c37d5b7008fe85d.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:
10fa04bbf25570d83c37d5b7008fe85d.exedescription pid process Token: SeIncBasePriorityPrivilege 1660 10fa04bbf25570d83c37d5b7008fe85d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
10fa04bbf25570d83c37d5b7008fe85d.execmd.exedescription pid process target process PID 1660 wrote to memory of 864 1660 10fa04bbf25570d83c37d5b7008fe85d.exe MediaCenter.exe PID 1660 wrote to memory of 864 1660 10fa04bbf25570d83c37d5b7008fe85d.exe MediaCenter.exe PID 1660 wrote to memory of 864 1660 10fa04bbf25570d83c37d5b7008fe85d.exe MediaCenter.exe PID 1660 wrote to memory of 864 1660 10fa04bbf25570d83c37d5b7008fe85d.exe MediaCenter.exe PID 1660 wrote to memory of 1956 1660 10fa04bbf25570d83c37d5b7008fe85d.exe cmd.exe PID 1660 wrote to memory of 1956 1660 10fa04bbf25570d83c37d5b7008fe85d.exe cmd.exe PID 1660 wrote to memory of 1956 1660 10fa04bbf25570d83c37d5b7008fe85d.exe cmd.exe PID 1660 wrote to memory of 1956 1660 10fa04bbf25570d83c37d5b7008fe85d.exe cmd.exe PID 1956 wrote to memory of 776 1956 cmd.exe PING.EXE PID 1956 wrote to memory of 776 1956 cmd.exe PING.EXE PID 1956 wrote to memory of 776 1956 cmd.exe PING.EXE PID 1956 wrote to memory of 776 1956 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe"C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.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\10fa04bbf25570d83c37d5b7008fe85d.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
88KB
MD58980a028284d01cd9e2c420821cfb545
SHA1aaed98670e1078b31212f9db737fb61205d78c15
SHA256ae6663253cb19735f97de2e7c1d520b554c7a79c93569ae8246d0289e928c807
SHA512dd382c2f941b2d18842fa782b161ca6ca0e949061466ff63d6dd46b2b8f727cc76439f8efdc949363cb7c14571437b0fb1f8bc83287c318d2f1c28e2703035eb
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
88KB
MD58980a028284d01cd9e2c420821cfb545
SHA1aaed98670e1078b31212f9db737fb61205d78c15
SHA256ae6663253cb19735f97de2e7c1d520b554c7a79c93569ae8246d0289e928c807
SHA512dd382c2f941b2d18842fa782b161ca6ca0e949061466ff63d6dd46b2b8f727cc76439f8efdc949363cb7c14571437b0fb1f8bc83287c318d2f1c28e2703035eb
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
88KB
MD58980a028284d01cd9e2c420821cfb545
SHA1aaed98670e1078b31212f9db737fb61205d78c15
SHA256ae6663253cb19735f97de2e7c1d520b554c7a79c93569ae8246d0289e928c807
SHA512dd382c2f941b2d18842fa782b161ca6ca0e949061466ff63d6dd46b2b8f727cc76439f8efdc949363cb7c14571437b0fb1f8bc83287c318d2f1c28e2703035eb
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memory/776-61-0x0000000000000000-mapping.dmp
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memory/864-57-0x0000000000000000-mapping.dmp
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memory/1660-54-0x0000000075FB1000-0x0000000075FB3000-memory.dmpFilesize
8KB
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memory/1956-60-0x0000000000000000-mapping.dmp