Analysis
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max time kernel
139s -
max time network
152s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
30-01-2022 18:14
Static task
static1
Behavioral task
behavioral1
Sample
ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe
Resource
win10-en-20211208
General
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Target
ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe
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Size
89KB
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MD5
5ff5916c9f7c593d1d589c97c571b45a
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SHA1
9d65a6cd35f8aacdf0965a3c4c1e609fefd97157
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SHA256
ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6
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SHA512
c59be83ada047f3742ee87900516d5f66863a16139b6f39cfc266b62b763b8a9defabff2120ad880b43d6efb6de804b2d417fd0d29a92a64157dc1e7034f4633
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule C:\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 3812 MediaCenter.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.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:
ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exedescription pid process Token: SeIncBasePriorityPrivilege 3836 ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.execmd.exedescription pid process target process PID 3836 wrote to memory of 3812 3836 ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe MediaCenter.exe PID 3836 wrote to memory of 3812 3836 ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe MediaCenter.exe PID 3836 wrote to memory of 3812 3836 ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe MediaCenter.exe PID 3836 wrote to memory of 1396 3836 ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe cmd.exe PID 3836 wrote to memory of 1396 3836 ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe cmd.exe PID 3836 wrote to memory of 1396 3836 ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe cmd.exe PID 1396 wrote to memory of 3844 1396 cmd.exe PING.EXE PID 1396 wrote to memory of 3844 1396 cmd.exe PING.EXE PID 1396 wrote to memory of 3844 1396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe"C:\Users\Admin\AppData\Local\Temp\ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3836 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3812 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3844
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
a5554e0958200f05dcc7d0b1aeebf301
SHA1c8f99a96a15401bf9be3c3ece3bac21113077eb8
SHA256b08dbb58c04dc49cc0b936e7c7e4be01da2674d0d7d6ac30ea388ca96cc7bfde
SHA512a386a1a072493b8f749774f7a9259cc0f2e0fdf7f3cabb9be1e7bfdbe8e5e0fab1cdc48c652866c7cdc334014aead41d53985ee68a0c78185a90b8cceeba2527
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MD5
a5554e0958200f05dcc7d0b1aeebf301
SHA1c8f99a96a15401bf9be3c3ece3bac21113077eb8
SHA256b08dbb58c04dc49cc0b936e7c7e4be01da2674d0d7d6ac30ea388ca96cc7bfde
SHA512a386a1a072493b8f749774f7a9259cc0f2e0fdf7f3cabb9be1e7bfdbe8e5e0fab1cdc48c652866c7cdc334014aead41d53985ee68a0c78185a90b8cceeba2527