Analysis
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max time kernel
140s -
max time network
148s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:22
Static task
static1
Behavioral task
behavioral1
Sample
157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe
Resource
win10v2004-en-20220112
General
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Target
157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe
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Size
150KB
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MD5
fe907b8d26695d627708572272188444
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SHA1
06aa35a3069f52ef9d197d0750c5f43e20009162
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SHA256
157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d
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SHA512
40b82b2d01cb484086e448f84bf8a890b4bfe04f01d758c8404d61efdca29c91d85efe1d3c301d5eaf008409ea027daebf8552f05b195822a2ba61d82fea7fc2
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1096 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 684 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exepid process 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.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:
157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exedescription pid process Token: SeIncBasePriorityPrivilege 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.execmd.exedescription pid process target process PID 840 wrote to memory of 1096 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe MediaCenter.exe PID 840 wrote to memory of 1096 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe MediaCenter.exe PID 840 wrote to memory of 1096 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe MediaCenter.exe PID 840 wrote to memory of 1096 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe MediaCenter.exe PID 840 wrote to memory of 684 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe cmd.exe PID 840 wrote to memory of 684 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe cmd.exe PID 840 wrote to memory of 684 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe cmd.exe PID 840 wrote to memory of 684 840 157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe cmd.exe PID 684 wrote to memory of 1072 684 cmd.exe PING.EXE PID 684 wrote to memory of 1072 684 cmd.exe PING.EXE PID 684 wrote to memory of 1072 684 cmd.exe PING.EXE PID 684 wrote to memory of 1072 684 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe"C:\Users\Admin\AppData\Local\Temp\157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1096 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\157020525540c7a08c86e8718085c289ed674d5c7b5854dee2ef25d3340b452d.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:684 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1072
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
b6e8cb684bcfb78f1d5a27f6df1bf0ee
SHA14a985e98572397450701dce485f7c5235322f536
SHA2564651757eef65fd4991dc0cb9196e0e8848e85e4952313c3f4757bda82fc69654
SHA512a3c1e55c818ca61963126b4098e86d50a615c211a03045b242dfa988a454aed332cf49d9c0982607a2648c8af08b48cde5c463bc3d884ccf566dfbdb4d264ed3
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MD5
b6e8cb684bcfb78f1d5a27f6df1bf0ee
SHA14a985e98572397450701dce485f7c5235322f536
SHA2564651757eef65fd4991dc0cb9196e0e8848e85e4952313c3f4757bda82fc69654
SHA512a3c1e55c818ca61963126b4098e86d50a615c211a03045b242dfa988a454aed332cf49d9c0982607a2648c8af08b48cde5c463bc3d884ccf566dfbdb4d264ed3