Analysis
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max time kernel
122s -
max time network
140s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:27
Static task
static1
Behavioral task
behavioral1
Sample
12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe
Resource
win10v2004-en-20220112
General
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Target
12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe
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Size
35KB
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MD5
9061c59e559375ee951dbde0f6867f8f
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SHA1
68bfffc371b3aceea6c0cbbed1685f46aee5043d
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SHA256
12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e
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SHA512
d2ce52dee809c7350274b314cf1d02edfd1bed4d9cdb657cb7cac9027664058a935f439f1d45c8526f65c52d35056873599962b957b16b970f4ad60f84cf46f6
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1428 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 776 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exepid process 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.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:
12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exedescription pid process Token: SeIncBasePriorityPrivilege 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.execmd.exedescription pid process target process PID 1448 wrote to memory of 1428 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe MediaCenter.exe PID 1448 wrote to memory of 1428 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe MediaCenter.exe PID 1448 wrote to memory of 1428 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe MediaCenter.exe PID 1448 wrote to memory of 1428 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe MediaCenter.exe PID 1448 wrote to memory of 776 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe cmd.exe PID 1448 wrote to memory of 776 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe cmd.exe PID 1448 wrote to memory of 776 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe cmd.exe PID 1448 wrote to memory of 776 1448 12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe cmd.exe PID 776 wrote to memory of 1984 776 cmd.exe PING.EXE PID 776 wrote to memory of 1984 776 cmd.exe PING.EXE PID 776 wrote to memory of 1984 776 cmd.exe PING.EXE PID 776 wrote to memory of 1984 776 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe"C:\Users\Admin\AppData\Local\Temp\12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1448 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1428 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12b686790be4d66639b15cf886254c37c7a4ef3987e73b9a50a6a1a36ab5057e.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:776 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1984
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
4fce9716e624bc646dd8d6d7948f1670
SHA1ee2ddedb1575d603829620e40379bc21a1e7c9fa
SHA256f4d5266acd91cc151dbc19a0772c6e074124c2c46d9e86a180ad0377c0371a8f
SHA512e4bddc00ae22ccbce1dd8139a20c0fce606f360ac14acd8dac822c27f9c44d5efb9bf1668e725600937afd3cd839dc6d2747644500173a9fafbe3b05fff43a14
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MD5
4fce9716e624bc646dd8d6d7948f1670
SHA1ee2ddedb1575d603829620e40379bc21a1e7c9fa
SHA256f4d5266acd91cc151dbc19a0772c6e074124c2c46d9e86a180ad0377c0371a8f
SHA512e4bddc00ae22ccbce1dd8139a20c0fce606f360ac14acd8dac822c27f9c44d5efb9bf1668e725600937afd3cd839dc6d2747644500173a9fafbe3b05fff43a14
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MD5
4fce9716e624bc646dd8d6d7948f1670
SHA1ee2ddedb1575d603829620e40379bc21a1e7c9fa
SHA256f4d5266acd91cc151dbc19a0772c6e074124c2c46d9e86a180ad0377c0371a8f
SHA512e4bddc00ae22ccbce1dd8139a20c0fce606f360ac14acd8dac822c27f9c44d5efb9bf1668e725600937afd3cd839dc6d2747644500173a9fafbe3b05fff43a14