Analysis
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max time kernel
134s -
max time network
159s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:58
Static task
static1
Behavioral task
behavioral1
Sample
18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe
Resource
win10v2004-en-20220112
General
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Target
18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe
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Size
104KB
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MD5
84d33da1d936581fdcbb25f44b236e4d
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SHA1
cccaa62c4696fc89d00ab5ee90770d3cac553f70
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SHA256
18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79
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SHA512
490bd175614faab2b5a5864fe4928824d4e5e94f23fc62497f2dbf11eb0eb6db3bd37335f923a2edee8e7c10226a4fe63913bea28a8ae9126fe55eefff74ab2c
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 1564 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 588 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exepid process 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.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:
18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exedescription pid process Token: SeIncBasePriorityPrivilege 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.execmd.exedescription pid process target process PID 972 wrote to memory of 1564 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe MediaCenter.exe PID 972 wrote to memory of 1564 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe MediaCenter.exe PID 972 wrote to memory of 1564 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe MediaCenter.exe PID 972 wrote to memory of 1564 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe MediaCenter.exe PID 972 wrote to memory of 588 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe cmd.exe PID 972 wrote to memory of 588 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe cmd.exe PID 972 wrote to memory of 588 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe cmd.exe PID 972 wrote to memory of 588 972 18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe cmd.exe PID 588 wrote to memory of 1164 588 cmd.exe PING.EXE PID 588 wrote to memory of 1164 588 cmd.exe PING.EXE PID 588 wrote to memory of 1164 588 cmd.exe PING.EXE PID 588 wrote to memory of 1164 588 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe"C:\Users\Admin\AppData\Local\Temp\18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:972 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1564 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18efc4c294b7fdaac217fd737d88f5f147d27485ddc0e1329d991aa582402e79.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:588 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1164
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
39dfef91a2c740fe881cf53016fd2075
SHA1f0a56817decf970435d6f5c57449863d710d3503
SHA256f0c44d595775ee057a9f1716d1d68f7fa2153bf7b320f907a0a5bb1096519d6e
SHA5121697ffbe3e7f377b3899f046613b58054796d506a117873f3d30ea1debe24d8e1beb3757a66a36bc3db9fa2a69ad100f9a89083079a9ad55fd60fade3b9c2fbb
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MD5
39dfef91a2c740fe881cf53016fd2075
SHA1f0a56817decf970435d6f5c57449863d710d3503
SHA256f0c44d595775ee057a9f1716d1d68f7fa2153bf7b320f907a0a5bb1096519d6e
SHA5121697ffbe3e7f377b3899f046613b58054796d506a117873f3d30ea1debe24d8e1beb3757a66a36bc3db9fa2a69ad100f9a89083079a9ad55fd60fade3b9c2fbb
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MD5
39dfef91a2c740fe881cf53016fd2075
SHA1f0a56817decf970435d6f5c57449863d710d3503
SHA256f0c44d595775ee057a9f1716d1d68f7fa2153bf7b320f907a0a5bb1096519d6e
SHA5121697ffbe3e7f377b3899f046613b58054796d506a117873f3d30ea1debe24d8e1beb3757a66a36bc3db9fa2a69ad100f9a89083079a9ad55fd60fade3b9c2fbb