Analysis
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max time kernel
123s -
max time network
154s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:27
Static task
static1
Behavioral task
behavioral1
Sample
15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe
Resource
win10v2004-en-20220113
General
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Target
15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe
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Size
192KB
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MD5
15a746274347c9206bb65e06b48752fc
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SHA1
d07627739b7b472d525cb0fc39380268d0e5fedc
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SHA256
15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd
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SHA512
9b7b39f862fe1fad925dcca6b849d86ea1a879db1a5e09d8ce5f74e3d375f160c1989d2ae90e45168ecee33ccb9a55179a19bdac705893292bc32ff04481ae03
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 1636 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 944 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exepid process 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.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:
15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exedescription pid process Token: SeIncBasePriorityPrivilege 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.execmd.exedescription pid process target process PID 1436 wrote to memory of 1636 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe MediaCenter.exe PID 1436 wrote to memory of 1636 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe MediaCenter.exe PID 1436 wrote to memory of 1636 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe MediaCenter.exe PID 1436 wrote to memory of 1636 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe MediaCenter.exe PID 1436 wrote to memory of 944 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe cmd.exe PID 1436 wrote to memory of 944 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe cmd.exe PID 1436 wrote to memory of 944 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe cmd.exe PID 1436 wrote to memory of 944 1436 15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe cmd.exe PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe"C:\Users\Admin\AppData\Local\Temp\15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1436 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1636 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15401b01b2828ec22a5ba1c7369b9a8011f712c3381a41f89a5091c0457f09bd.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:944 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:948
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
836e5b5120e94d8e0bcfe822dab61a9e
SHA14e2e7f962422ff2a1acf95c95e427b46640c6ae9
SHA25674d17dd8aaa1d3b055c91120e1162703d641bab86c99057ca2b94e0fd5d2c399
SHA5126e8f0d3e7e19d1490205b7fd22878b73fc73539f0a4a4fa03f2d24a541f9d0fc35574d78eaa7c52d1e19569e1da5ec45d78292c7d1e4c6036aa3228ba2868b63
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MD5
836e5b5120e94d8e0bcfe822dab61a9e
SHA14e2e7f962422ff2a1acf95c95e427b46640c6ae9
SHA25674d17dd8aaa1d3b055c91120e1162703d641bab86c99057ca2b94e0fd5d2c399
SHA5126e8f0d3e7e19d1490205b7fd22878b73fc73539f0a4a4fa03f2d24a541f9d0fc35574d78eaa7c52d1e19569e1da5ec45d78292c7d1e4c6036aa3228ba2868b63
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MD5
836e5b5120e94d8e0bcfe822dab61a9e
SHA14e2e7f962422ff2a1acf95c95e427b46640c6ae9
SHA25674d17dd8aaa1d3b055c91120e1162703d641bab86c99057ca2b94e0fd5d2c399
SHA5126e8f0d3e7e19d1490205b7fd22878b73fc73539f0a4a4fa03f2d24a541f9d0fc35574d78eaa7c52d1e19569e1da5ec45d78292c7d1e4c6036aa3228ba2868b63