Analysis
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max time kernel
118s -
max time network
136s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:44
Static task
static1
Behavioral task
behavioral1
Sample
14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe
Resource
win10v2004-en-20220112
General
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Target
14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe
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Size
79KB
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MD5
2acd27ece5a788ce44af5910a56749c2
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SHA1
70bab1e44a65d5c4f0745fad773091cc5409859e
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SHA256
14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7
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SHA512
6b735cbfe21067ec0ed27d81a04764d93f88f61d2c8f72d502c226172ec73cf5a5d33a704fb87e0b6f7ba234bb1b600cb59e7beb21676e1af17f826dc14dd66c
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 1912 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 436 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exepid process 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.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:
14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exedescription pid process Token: SeIncBasePriorityPrivilege 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.execmd.exedescription pid process target process PID 1788 wrote to memory of 1912 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe MediaCenter.exe PID 1788 wrote to memory of 1912 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe MediaCenter.exe PID 1788 wrote to memory of 1912 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe MediaCenter.exe PID 1788 wrote to memory of 1912 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe MediaCenter.exe PID 1788 wrote to memory of 436 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe cmd.exe PID 1788 wrote to memory of 436 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe cmd.exe PID 1788 wrote to memory of 436 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe cmd.exe PID 1788 wrote to memory of 436 1788 14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe cmd.exe PID 436 wrote to memory of 1200 436 cmd.exe PING.EXE PID 436 wrote to memory of 1200 436 cmd.exe PING.EXE PID 436 wrote to memory of 1200 436 cmd.exe PING.EXE PID 436 wrote to memory of 1200 436 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe"C:\Users\Admin\AppData\Local\Temp\14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1912 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14a2f3734d1962c2aa81b712aa126324d66bff54ed8778a2e576e1ae39dd86a7.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1200
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
2386c494a2408612fac9a66d4fb21ac9
SHA103ed71f7c397612a557752553fb65125ca6cf18d
SHA256969dc60c0118cb07c165ce87205e6b2c0663a5ccda247e3f9c3e7d83913d05d8
SHA51255e225e848a5fbafb026128b73b4c7a702ebd6f5a231ec2c5ea43f77892afd85ef02b45a5a2e360110fdb1f1faeed5284ee1aa7f2b72f01e7a0ecfb15c7a2c74
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MD5
2386c494a2408612fac9a66d4fb21ac9
SHA103ed71f7c397612a557752553fb65125ca6cf18d
SHA256969dc60c0118cb07c165ce87205e6b2c0663a5ccda247e3f9c3e7d83913d05d8
SHA51255e225e848a5fbafb026128b73b4c7a702ebd6f5a231ec2c5ea43f77892afd85ef02b45a5a2e360110fdb1f1faeed5284ee1aa7f2b72f01e7a0ecfb15c7a2c74
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MD5
2386c494a2408612fac9a66d4fb21ac9
SHA103ed71f7c397612a557752553fb65125ca6cf18d
SHA256969dc60c0118cb07c165ce87205e6b2c0663a5ccda247e3f9c3e7d83913d05d8
SHA51255e225e848a5fbafb026128b73b4c7a702ebd6f5a231ec2c5ea43f77892afd85ef02b45a5a2e360110fdb1f1faeed5284ee1aa7f2b72f01e7a0ecfb15c7a2c74