Analysis
- max time kernel
151s - max time network
159s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
12/02/2022, 05:10
Static task
static1
Behavioral task
behavioral1
Sample
137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe
Resource
win7-en-20211208
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe
Resource
win10v2004-en-20220113
0 signatures
0 seconds
General
- Target 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe
- Size 58KB
- Sample220212-ft23ashhfp
- SHA256 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07
- MD5 919dabcbb17007661daf0ee628b56118
- SHA1 ef6740035b2f42892b79a36fa39db4a2091c7b58
- SHA512 537c132d6a9d7de861793616b119da3c7728fc7e8020e0afe9c5e22aa1768e5b5539cf8f8b386bc08028189f3b79c2d2d07af41d2e77bc70601dd4e1801fcc2a
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 792 MediaCenter.exe - Deletes itself 1 IoCs
pid Process 932 cmd.exe - Loads dropped DLL 2 IoCs
pid Process 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Runs ping.exe 1 TTPs 1 IoCs
pid Process 1980 PING.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1672 wrote to memory of 792 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 27 PID 1672 wrote to memory of 792 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 27 PID 1672 wrote to memory of 792 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 27 PID 1672 wrote to memory of 792 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 27 PID 1672 wrote to memory of 932 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 30 PID 1672 wrote to memory of 932 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 30 PID 1672 wrote to memory of 932 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 30 PID 1672 wrote to memory of 932 1672 137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe 30 PID 932 wrote to memory of 1980 932 cmd.exe 32 PID 932 wrote to memory of 1980 932 cmd.exe 32 PID 932 wrote to memory of 1980 932 cmd.exe 32 PID 932 wrote to memory of 1980 932 cmd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe"C:\Users\Admin\AppData\Local\Temp\137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:792
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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\137a0d9894a29d49b94224e22c5cca31808d08739e3bfed7cd67417404044e07.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:932 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1980
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