Analysis
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max time kernel
148s -
max time network
157s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
24-09-2021 06:14
Static task
static1
Behavioral task
behavioral1
Sample
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
Resource
win10-en-20210920
General
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Target
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
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Size
58KB
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MD5
eb8e2d67cde387d87a3d78a52a477fb4
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SHA1
4138900c2fd72ddfa8fbeedb74bdc460d9a3a42b
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SHA256
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24
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SHA512
d085267cbfdb096391e5d80353fa08ca9d448e225ce3505f0cd1fb5c45728a7c4495c537d079e8c894baaa94ab07f5e22a2cc7430dc42b870e4da37de0ac32c0
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3604 MediaCenter.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.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:
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exedescription pid process Token: SeIncBasePriorityPrivilege 3512 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.execmd.exedescription pid process target process PID 3512 wrote to memory of 3604 3512 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe MediaCenter.exe PID 3512 wrote to memory of 3604 3512 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe MediaCenter.exe PID 3512 wrote to memory of 3604 3512 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe MediaCenter.exe PID 3512 wrote to memory of 3968 3512 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe cmd.exe PID 3512 wrote to memory of 3968 3512 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe cmd.exe PID 3512 wrote to memory of 3968 3512 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe cmd.exe PID 3968 wrote to memory of 756 3968 cmd.exe PING.EXE PID 3968 wrote to memory of 756 3968 cmd.exe PING.EXE PID 3968 wrote to memory of 756 3968 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe"C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3512 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3604
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3968 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:756
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
ee5b6ff554a9bd226036569392fb2cd2
SHA1822c8ec30fff499f2d42e275927a1a56125b76a3
SHA256693bed922170abac42286269383d896bcc68e01b775b4522b806f86b2b0bb7a3
SHA512fa01b4bc6c624bf6d6dc7cb2ff1a793452de0274a445aaf283bcbec824f48c39cabbd6a8122ca62f4fe485dcec389fdd295aa6a9ebc42b11de274ea16b1f8358
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MD5
ee5b6ff554a9bd226036569392fb2cd2
SHA1822c8ec30fff499f2d42e275927a1a56125b76a3
SHA256693bed922170abac42286269383d896bcc68e01b775b4522b806f86b2b0bb7a3
SHA512fa01b4bc6c624bf6d6dc7cb2ff1a793452de0274a445aaf283bcbec824f48c39cabbd6a8122ca62f4fe485dcec389fdd295aa6a9ebc42b11de274ea16b1f8358