Analysis
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max time kernel
143s -
max time network
156s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:57
Static task
static1
Behavioral task
behavioral1
Sample
18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe
Resource
win10v2004-en-20220113
General
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Target
18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe
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Size
120KB
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MD5
8d55e1cb2139aa9725740dc00a6d1481
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SHA1
b841b7c825c82a0c34c0ce63e708e34d18e5b03d
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SHA256
18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38
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SHA512
ae0007dad6812152bf39e97fa49030eaa5fe5f1a6657a10a5e0b0b45f386bb60921c833670c83c07bc261e2df873499006849bb62f25de2c841dd689cb5319f4
Malware Config
Signatures
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Sakula Payload 4 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 behavioral1/memory/1588-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/1280-60-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1280 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1516 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exepid process 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.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:
18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exedescription pid process Token: SeIncBasePriorityPrivilege 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.execmd.exedescription pid process target process PID 1588 wrote to memory of 1280 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe MediaCenter.exe PID 1588 wrote to memory of 1280 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe MediaCenter.exe PID 1588 wrote to memory of 1280 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe MediaCenter.exe PID 1588 wrote to memory of 1280 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe MediaCenter.exe PID 1588 wrote to memory of 1516 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe cmd.exe PID 1588 wrote to memory of 1516 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe cmd.exe PID 1588 wrote to memory of 1516 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe cmd.exe PID 1588 wrote to memory of 1516 1588 18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe cmd.exe PID 1516 wrote to memory of 1084 1516 cmd.exe PING.EXE PID 1516 wrote to memory of 1084 1516 cmd.exe PING.EXE PID 1516 wrote to memory of 1084 1516 cmd.exe PING.EXE PID 1516 wrote to memory of 1084 1516 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe"C:\Users\Admin\AppData\Local\Temp\18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1280 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1084
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d1382fdd35adc6b1093c7b64255789f1
SHA1de06cb7add5ecdf4ce09ee74e3dbd79984f0f102
SHA2569892ea9977e84951db9ab190efe25e0cbe6f1947df0a65e80a732ca488d6e86f
SHA512515d1755d4be858b863df4b7f40bca3b63447448f21b1cc51dbf4ef4c8c1bb38db438518730feab18a56ccf1045a30ca6aa7b2965cf2f37a8316fe0844adb96c
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MD5
d1382fdd35adc6b1093c7b64255789f1
SHA1de06cb7add5ecdf4ce09ee74e3dbd79984f0f102
SHA2569892ea9977e84951db9ab190efe25e0cbe6f1947df0a65e80a732ca488d6e86f
SHA512515d1755d4be858b863df4b7f40bca3b63447448f21b1cc51dbf4ef4c8c1bb38db438518730feab18a56ccf1045a30ca6aa7b2965cf2f37a8316fe0844adb96c