Analysis
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max time kernel
123s -
max time network
148s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:13
Static task
static1
Behavioral task
behavioral1
Sample
04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe
Resource
win10v2004-en-20220112
General
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Target
04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe
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Size
191KB
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MD5
fb879a17cc26940b811ddef9fee58595
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SHA1
f448ab673d73f6f9a065d1150c466e526443ad22
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SHA256
04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6
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SHA512
0483141027c7fcbc89fb75e0e9c1532fd53496f9a98a429e0222141ec522ff16f11b6022b8613b20146548dc0e7603b7a5bcf2e11379d1f03934627a45b80c13
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 964 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 820 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exepid process 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.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:
04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exedescription pid process Token: SeIncBasePriorityPrivilege 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.execmd.exedescription pid process target process PID 1536 wrote to memory of 964 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe MediaCenter.exe PID 1536 wrote to memory of 964 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe MediaCenter.exe PID 1536 wrote to memory of 964 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe MediaCenter.exe PID 1536 wrote to memory of 964 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe MediaCenter.exe PID 1536 wrote to memory of 820 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe cmd.exe PID 1536 wrote to memory of 820 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe cmd.exe PID 1536 wrote to memory of 820 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe cmd.exe PID 1536 wrote to memory of 820 1536 04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe cmd.exe PID 820 wrote to memory of 956 820 cmd.exe PING.EXE PID 820 wrote to memory of 956 820 cmd.exe PING.EXE PID 820 wrote to memory of 956 820 cmd.exe PING.EXE PID 820 wrote to memory of 956 820 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe"C:\Users\Admin\AppData\Local\Temp\04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:964 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04febef830732ae91908ad41a55c2ac8c8972cf0d584411afd7d7fc22c8da5c6.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:820 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:956
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
b6bcb5fa7944dd9ef49744220f0227c8
SHA1d1bf8c4260ba41573aae7b4d65965ea0e67c8159
SHA2563fdf2576e0855645a1969c755dbd6e4cf69c718746a847c6168889631cc3a147
SHA51203e9afcf4e4362ca039b6de8acab7836c339d000d6fa1f16fa77de5a661ae526dc4a962c8bd847eab9777c6a7c7b84010ff78fc2983de6a4373f0bfedf10cf32
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
b6bcb5fa7944dd9ef49744220f0227c8
SHA1d1bf8c4260ba41573aae7b4d65965ea0e67c8159
SHA2563fdf2576e0855645a1969c755dbd6e4cf69c718746a847c6168889631cc3a147
SHA51203e9afcf4e4362ca039b6de8acab7836c339d000d6fa1f16fa77de5a661ae526dc4a962c8bd847eab9777c6a7c7b84010ff78fc2983de6a4373f0bfedf10cf32
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
b6bcb5fa7944dd9ef49744220f0227c8
SHA1d1bf8c4260ba41573aae7b4d65965ea0e67c8159
SHA2563fdf2576e0855645a1969c755dbd6e4cf69c718746a847c6168889631cc3a147
SHA51203e9afcf4e4362ca039b6de8acab7836c339d000d6fa1f16fa77de5a661ae526dc4a962c8bd847eab9777c6a7c7b84010ff78fc2983de6a4373f0bfedf10cf32
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memory/1536-54-0x0000000076C91000-0x0000000076C93000-memory.dmpFilesize
8KB