Analysis
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max time kernel
150s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
24-10-2023 00:24
Behavioral task
behavioral1
Sample
NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe
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Size
98KB
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MD5
0e09b575fe45c8c91f65cd0625a67fd0
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SHA1
986bfd4b4f33f96ddddab052a29c14ab39b8dbdb
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SHA256
d9dbad10c866c206300b33084964c83ad8be741150f826903e16258f030d457e
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SHA512
02bca2042127a38ab8569f0f88645877a39f56a9771452712803c28400ccd2b3a179421735648407b38cf7ebc4ef5fe36d41ac4e414b56bbe70cde8133263631
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SSDEEP
1536:XQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+ees52z30rtrBuxzuO:429DkEGRQixVSjLaes5G30B6l
Malware Config
Extracted
sakula
www.polarroute.com
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 -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 2648 cmd.exe -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2276 MediaCenter.exe -
Loads dropped DLL 1 IoCs
Processes:
NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exepid process 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exedescription pid process Token: SeIncBasePriorityPrivilege 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.execmd.exedescription pid process target process PID 1740 wrote to memory of 2276 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe MediaCenter.exe PID 1740 wrote to memory of 2276 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe MediaCenter.exe PID 1740 wrote to memory of 2276 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe MediaCenter.exe PID 1740 wrote to memory of 2276 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe MediaCenter.exe PID 1740 wrote to memory of 2648 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe cmd.exe PID 1740 wrote to memory of 2648 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe cmd.exe PID 1740 wrote to memory of 2648 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe cmd.exe PID 1740 wrote to memory of 2648 1740 NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe cmd.exe PID 2648 wrote to memory of 2548 2648 cmd.exe PING.EXE PID 2648 wrote to memory of 2548 2648 cmd.exe PING.EXE PID 2648 wrote to memory of 2548 2648 cmd.exe PING.EXE PID 2648 wrote to memory of 2548 2648 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2276 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.0e09b575fe45c8c91f65cd0625a67fd0_JC.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2648 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2548
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\Cab91B7.tmpFilesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
98KB
MD59dcde0046ecf12eeffc3666a19a7aaec
SHA14e94ae47c9cdbd32e4255f44361df9e0d9fe37e7
SHA256d90924df4ced64dfa9e4752dd94052964b42d8d620b10864eb0f7d15c7fec995
SHA5129bfe611eb1eafaf8845dfe778746e4b1159c72926ea3f5e7728ff11423281e5302d50ce3c2de3819f0cdf0065bc5705535d4fae4805d65fb5fe0f3f5261120a2
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C:\Users\Admin\AppData\Local\Temp\Tar91F8.tmpFilesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
98KB
MD59dcde0046ecf12eeffc3666a19a7aaec
SHA14e94ae47c9cdbd32e4255f44361df9e0d9fe37e7
SHA256d90924df4ced64dfa9e4752dd94052964b42d8d620b10864eb0f7d15c7fec995
SHA5129bfe611eb1eafaf8845dfe778746e4b1159c72926ea3f5e7728ff11423281e5302d50ce3c2de3819f0cdf0065bc5705535d4fae4805d65fb5fe0f3f5261120a2