Analysis
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max time kernel
122s -
max time network
144s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:37
Static task
static1
Behavioral task
behavioral1
Sample
03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe
Resource
win10v2004-en-20220113
General
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Target
03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe
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Size
80KB
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MD5
e72aada5589dcc4987edd0a0c6c731e8
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SHA1
5538fbccee306d2bf17ba29daabebedc2bedbe13
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SHA256
03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3
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SHA512
6f53d5ba20ac06ad1fdcb004eb359b1a8fa7f09568a4c0d2b5ea2ce41cb8a2bb66d3e4274480193528fee462280c5e7489f32390848c25fe516fc0d5356690e6
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 808 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1620 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exepid process 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.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:
03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exedescription pid process Token: SeIncBasePriorityPrivilege 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.execmd.exedescription pid process target process PID 1580 wrote to memory of 808 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe MediaCenter.exe PID 1580 wrote to memory of 808 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe MediaCenter.exe PID 1580 wrote to memory of 808 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe MediaCenter.exe PID 1580 wrote to memory of 808 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe MediaCenter.exe PID 1580 wrote to memory of 1620 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe cmd.exe PID 1580 wrote to memory of 1620 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe cmd.exe PID 1580 wrote to memory of 1620 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe cmd.exe PID 1580 wrote to memory of 1620 1580 03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe cmd.exe PID 1620 wrote to memory of 1872 1620 cmd.exe PING.EXE PID 1620 wrote to memory of 1872 1620 cmd.exe PING.EXE PID 1620 wrote to memory of 1872 1620 cmd.exe PING.EXE PID 1620 wrote to memory of 1872 1620 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe"C:\Users\Admin\AppData\Local\Temp\03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1580 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:808 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\03e8d3ee0ed9c3ea945ee7ea7c3c13d465a8b88690a6097e59c812d475376dd3.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1872
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
e38f1d5e0ec86e41704c5a9406eb56f8
SHA18180529ec5ea15d6ea45ddb5f7defd35b27d8201
SHA2567a341ca5815c0b491e633b628e73066cf36bba9df8a15821ee65b20b334b52e4
SHA512d1168dad59e5aae1facb4b83e96f14d646cb16d7382545ede8872a8e6942fb51adaa216c3b46222b66d04c1fcbdeb61af7858f96449510e7be50ecf0e2a16f6a
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e38f1d5e0ec86e41704c5a9406eb56f8
SHA18180529ec5ea15d6ea45ddb5f7defd35b27d8201
SHA2567a341ca5815c0b491e633b628e73066cf36bba9df8a15821ee65b20b334b52e4
SHA512d1168dad59e5aae1facb4b83e96f14d646cb16d7382545ede8872a8e6942fb51adaa216c3b46222b66d04c1fcbdeb61af7858f96449510e7be50ecf0e2a16f6a
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e38f1d5e0ec86e41704c5a9406eb56f8
SHA18180529ec5ea15d6ea45ddb5f7defd35b27d8201
SHA2567a341ca5815c0b491e633b628e73066cf36bba9df8a15821ee65b20b334b52e4
SHA512d1168dad59e5aae1facb4b83e96f14d646cb16d7382545ede8872a8e6942fb51adaa216c3b46222b66d04c1fcbdeb61af7858f96449510e7be50ecf0e2a16f6a
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memory/1580-54-0x00000000754B1000-0x00000000754B3000-memory.dmpFilesize
8KB