Analysis
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max time kernel
147s -
max time network
160s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:14
Static task
static1
Behavioral task
behavioral1
Sample
15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe
Resource
win10v2004-en-20220112
General
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Target
15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe
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Size
35KB
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MD5
1673e3b6125ed243dfbc5f35e0530d76
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SHA1
c3a9e38953a2fb84189037259a8de7b6b179ccdb
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SHA256
15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9
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SHA512
8e457c72a6e725519bf9a0eaf0465aa5ca91f4b57868a482fdff69da332508dd2ac9540db97218aab9fb4d027dfa991e0360b4e37512cc9d38d9e512bbb72a4e
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 316 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1924 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exepid process 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.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:
15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exedescription pid process Token: SeIncBasePriorityPrivilege 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.execmd.exedescription pid process target process PID 1696 wrote to memory of 316 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe MediaCenter.exe PID 1696 wrote to memory of 316 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe MediaCenter.exe PID 1696 wrote to memory of 316 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe MediaCenter.exe PID 1696 wrote to memory of 316 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe MediaCenter.exe PID 1696 wrote to memory of 1924 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe cmd.exe PID 1696 wrote to memory of 1924 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe cmd.exe PID 1696 wrote to memory of 1924 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe cmd.exe PID 1696 wrote to memory of 1924 1696 15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe cmd.exe PID 1924 wrote to memory of 1140 1924 cmd.exe PING.EXE PID 1924 wrote to memory of 1140 1924 cmd.exe PING.EXE PID 1924 wrote to memory of 1140 1924 cmd.exe PING.EXE PID 1924 wrote to memory of 1140 1924 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe"C:\Users\Admin\AppData\Local\Temp\15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:316 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15b7caa9487dcafb5ee66b555251c3d16b656cb813c3414671553d741b414bd9.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1140
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
5e12ecb9d01f2d538219c5d9613e4334
SHA1cd81e94c70d060c395a4278637f22813163ecfec
SHA25656d392d0dd27a8f35616a4d456fb74111d6e10192df98ea25413b9532cd24ce9
SHA512068908a80d70819de0f8cc12fb3a520c0abb9b28363d5cd58b01801c795b985e48023901cb4363cecf45c92d59b7095204507e9d59c2e930b4c32470eb9a4608
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MD5
5e12ecb9d01f2d538219c5d9613e4334
SHA1cd81e94c70d060c395a4278637f22813163ecfec
SHA25656d392d0dd27a8f35616a4d456fb74111d6e10192df98ea25413b9532cd24ce9
SHA512068908a80d70819de0f8cc12fb3a520c0abb9b28363d5cd58b01801c795b985e48023901cb4363cecf45c92d59b7095204507e9d59c2e930b4c32470eb9a4608
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MD5
5e12ecb9d01f2d538219c5d9613e4334
SHA1cd81e94c70d060c395a4278637f22813163ecfec
SHA25656d392d0dd27a8f35616a4d456fb74111d6e10192df98ea25413b9532cd24ce9
SHA512068908a80d70819de0f8cc12fb3a520c0abb9b28363d5cd58b01801c795b985e48023901cb4363cecf45c92d59b7095204507e9d59c2e930b4c32470eb9a4608