Analysis
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max time kernel
120s -
max time network
129s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:08
Static task
static1
Behavioral task
behavioral1
Sample
15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe
Resource
win10v2004-en-20220113
General
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Target
15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe
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Size
80KB
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MD5
1e3a0bf04be090d77c4eb1dba6b6c7fc
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SHA1
d094de06e72dd84527ad5145fbe975382693e2a0
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SHA256
15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4
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SHA512
48f3b4590f5dc6e9abcef5f8a87bff2f38110de61090e8f51724358bbeb23703c73bddba33ed2098ac5c5dc106456d1fab64334e79b1e4756b59dd3bdcbe4457
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 952 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 812 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exepid process 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.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:
15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exedescription pid process Token: SeIncBasePriorityPrivilege 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.execmd.exedescription pid process target process PID 1516 wrote to memory of 952 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe MediaCenter.exe PID 1516 wrote to memory of 952 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe MediaCenter.exe PID 1516 wrote to memory of 952 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe MediaCenter.exe PID 1516 wrote to memory of 952 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe MediaCenter.exe PID 1516 wrote to memory of 812 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe cmd.exe PID 1516 wrote to memory of 812 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe cmd.exe PID 1516 wrote to memory of 812 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe cmd.exe PID 1516 wrote to memory of 812 1516 15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe cmd.exe PID 812 wrote to memory of 1792 812 cmd.exe PING.EXE PID 812 wrote to memory of 1792 812 cmd.exe PING.EXE PID 812 wrote to memory of 1792 812 cmd.exe PING.EXE PID 812 wrote to memory of 1792 812 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe"C:\Users\Admin\AppData\Local\Temp\15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:952 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15edc31aed9cbc777dbe5e6530803721892ef8307eed3fbdbbe0c6d114d527c4.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:812 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1792
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
f3fd4dabb5fc6241a01a99ac94f9d0be
SHA185b6f7ec0d76ce48ac191c5d1ebe433c8a907b8e
SHA256cb96b2ad65e5c77582930a446952fa561ebb9c36055dd08ab69a48fc31dda6dc
SHA512ae1a924d5338ef8a22e5c0e4c350c3cfdb8ff7ba9457cd55188669cfae57a0ab29c87d6073c99ed225f8d6560b272350811b4c815c37643975611df6504165af
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MD5
f3fd4dabb5fc6241a01a99ac94f9d0be
SHA185b6f7ec0d76ce48ac191c5d1ebe433c8a907b8e
SHA256cb96b2ad65e5c77582930a446952fa561ebb9c36055dd08ab69a48fc31dda6dc
SHA512ae1a924d5338ef8a22e5c0e4c350c3cfdb8ff7ba9457cd55188669cfae57a0ab29c87d6073c99ed225f8d6560b272350811b4c815c37643975611df6504165af
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MD5
f3fd4dabb5fc6241a01a99ac94f9d0be
SHA185b6f7ec0d76ce48ac191c5d1ebe433c8a907b8e
SHA256cb96b2ad65e5c77582930a446952fa561ebb9c36055dd08ab69a48fc31dda6dc
SHA512ae1a924d5338ef8a22e5c0e4c350c3cfdb8ff7ba9457cd55188669cfae57a0ab29c87d6073c99ed225f8d6560b272350811b4c815c37643975611df6504165af