Analysis
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max time kernel
120s -
max time network
141s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 08:16
Static task
static1
Behavioral task
behavioral1
Sample
0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe
Resource
win10v2004-en-20220113
General
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Target
0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe
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Size
80KB
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MD5
cceca84e4d9259ef5d7c011635c47d5e
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SHA1
5619e55c8b7f1b6c5760995066c0bea5375dde20
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SHA256
0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547
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SHA512
42e42195d7cfc0dffe46ef80d8bf0bebbf720fa0f3acc1d2acee47f1162208b72869e1fd0118572e1b33f427b06000c55a4bb5e0a1a013bcbd397e968481caed
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 516 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1188 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exepid process 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.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:
0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exedescription pid process Token: SeIncBasePriorityPrivilege 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.execmd.exedescription pid process target process PID 956 wrote to memory of 516 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe MediaCenter.exe PID 956 wrote to memory of 516 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe MediaCenter.exe PID 956 wrote to memory of 516 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe MediaCenter.exe PID 956 wrote to memory of 516 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe MediaCenter.exe PID 956 wrote to memory of 1188 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe cmd.exe PID 956 wrote to memory of 1188 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe cmd.exe PID 956 wrote to memory of 1188 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe cmd.exe PID 956 wrote to memory of 1188 956 0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe cmd.exe PID 1188 wrote to memory of 1184 1188 cmd.exe PING.EXE PID 1188 wrote to memory of 1184 1188 cmd.exe PING.EXE PID 1188 wrote to memory of 1184 1188 cmd.exe PING.EXE PID 1188 wrote to memory of 1184 1188 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe"C:\Users\Admin\AppData\Local\Temp\0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:516 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b5f7e93218d13ae98105682824f367059e1c315b317cf95dca635f5be1a3547.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1188 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1184
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
a53cf2e91a45b4f3df91dcda67cf846b
SHA148073d15d1a61da350a51781906b429f37049566
SHA2566d1d83d56c7148afbc74a02ae779f546788f30215525f3cad7b3c6b4d6ba05ab
SHA5127dd811cc4a4718dcd29cbc8af84efc43445a74fe7bc968c7a5225d9b74c85710c57a99d6d71fd6562b0807df1686719ff9cb2ab6e910789a6d2bcabf7c8d230e
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MD5
a53cf2e91a45b4f3df91dcda67cf846b
SHA148073d15d1a61da350a51781906b429f37049566
SHA2566d1d83d56c7148afbc74a02ae779f546788f30215525f3cad7b3c6b4d6ba05ab
SHA5127dd811cc4a4718dcd29cbc8af84efc43445a74fe7bc968c7a5225d9b74c85710c57a99d6d71fd6562b0807df1686719ff9cb2ab6e910789a6d2bcabf7c8d230e
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MD5
a53cf2e91a45b4f3df91dcda67cf846b
SHA148073d15d1a61da350a51781906b429f37049566
SHA2566d1d83d56c7148afbc74a02ae779f546788f30215525f3cad7b3c6b4d6ba05ab
SHA5127dd811cc4a4718dcd29cbc8af84efc43445a74fe7bc968c7a5225d9b74c85710c57a99d6d71fd6562b0807df1686719ff9cb2ab6e910789a6d2bcabf7c8d230e