Analysis
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max time kernel
152s -
max time network
175s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:12
Static task
static1
Behavioral task
behavioral1
Sample
109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe
Resource
win10v2004-en-20220113
General
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Target
109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe
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Size
99KB
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MD5
8690440d4f855c2d03e5039eb7caa2d5
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SHA1
39ac37805929f32575a8ba762d3d454f5c0f02d4
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SHA256
109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8
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SHA512
e9b5ac2bcfd722a36c60a896058f5616f124b4169a6bab4aa0d1f7482fe2145473cfe5206fa02a8211be74ef9fcc007c9c3e248f0eb9a15b1bb7e06ac6570ef9
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 1204 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1832 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exepid process 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.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:
109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exedescription pid process Token: SeIncBasePriorityPrivilege 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.execmd.exedescription pid process target process PID 1180 wrote to memory of 1204 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe MediaCenter.exe PID 1180 wrote to memory of 1204 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe MediaCenter.exe PID 1180 wrote to memory of 1204 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe MediaCenter.exe PID 1180 wrote to memory of 1204 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe MediaCenter.exe PID 1180 wrote to memory of 1832 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe cmd.exe PID 1180 wrote to memory of 1832 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe cmd.exe PID 1180 wrote to memory of 1832 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe cmd.exe PID 1180 wrote to memory of 1832 1180 109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe cmd.exe PID 1832 wrote to memory of 1428 1832 cmd.exe PING.EXE PID 1832 wrote to memory of 1428 1832 cmd.exe PING.EXE PID 1832 wrote to memory of 1428 1832 cmd.exe PING.EXE PID 1832 wrote to memory of 1428 1832 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe"C:\Users\Admin\AppData\Local\Temp\109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1204 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\109c4837746c61f7a6a4081859fe47c99efcb4e5283b62365c1c0837cc3662e8.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1428
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
5510aeed14dd83d35b42144f97f9e726
SHA13f8da23df02b1ca5b4e838f3d6e4757f3a38f2f7
SHA25608ffefc0d0ddea466a466e960195d7f1016b80b4a1382f139e81935cd3e6dc91
SHA512e45d4681818a1826dad1ea3b6aca0f722cfd65b16d6593b72fed85f0bc1aa196b4eae2c061bab2fd91ef412c9cdd573896603c5331eaa90cbe35e6ee9a996608
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MD5
5510aeed14dd83d35b42144f97f9e726
SHA13f8da23df02b1ca5b4e838f3d6e4757f3a38f2f7
SHA25608ffefc0d0ddea466a466e960195d7f1016b80b4a1382f139e81935cd3e6dc91
SHA512e45d4681818a1826dad1ea3b6aca0f722cfd65b16d6593b72fed85f0bc1aa196b4eae2c061bab2fd91ef412c9cdd573896603c5331eaa90cbe35e6ee9a996608
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MD5
5510aeed14dd83d35b42144f97f9e726
SHA13f8da23df02b1ca5b4e838f3d6e4757f3a38f2f7
SHA25608ffefc0d0ddea466a466e960195d7f1016b80b4a1382f139e81935cd3e6dc91
SHA512e45d4681818a1826dad1ea3b6aca0f722cfd65b16d6593b72fed85f0bc1aa196b4eae2c061bab2fd91ef412c9cdd573896603c5331eaa90cbe35e6ee9a996608