Analysis
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max time kernel
140s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
17-10-2022 08:52
Behavioral task
behavioral1
Sample
810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe
Resource
win10v2004-20220812-en
General
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Target
810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe
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Size
98KB
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MD5
0d2af9275f5f54e66252073ef1c029fb
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SHA1
930bb4bc07c92f7798b49c68aea6796982fe2a6d
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SHA256
810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439
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SHA512
1bd9eaf67eccbda0fa55c5064825bc8fbbed61db250ef314329bd08322263f331745e05e89e442abbff908dc8d8cfa4a8ecc925572b057ae5901a1aa59570401
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SSDEEP
1536:XQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+ees52z30rtrduxzub:429DkEGRQixVSjLaes5G30B+E
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 1960 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 520 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exepid process 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.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:
810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exedescription pid process Token: SeIncBasePriorityPrivilege 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.execmd.exedescription pid process target process PID 828 wrote to memory of 1960 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe MediaCenter.exe PID 828 wrote to memory of 1960 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe MediaCenter.exe PID 828 wrote to memory of 1960 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe MediaCenter.exe PID 828 wrote to memory of 1960 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe MediaCenter.exe PID 828 wrote to memory of 520 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe cmd.exe PID 828 wrote to memory of 520 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe cmd.exe PID 828 wrote to memory of 520 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe cmd.exe PID 828 wrote to memory of 520 828 810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe cmd.exe PID 520 wrote to memory of 1144 520 cmd.exe PING.EXE PID 520 wrote to memory of 1144 520 cmd.exe PING.EXE PID 520 wrote to memory of 1144 520 cmd.exe PING.EXE PID 520 wrote to memory of 1144 520 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe"C:\Users\Admin\AppData\Local\Temp\810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\810a7a2bb19b7be9fadd7beb2818820f910e347ccf62e62ebea6a53d777e4439.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
98KB
MD5b1d0ca984a47436390b56f680f447e8b
SHA1ea0ac550375289151a2af168e3d906842f1c6bed
SHA256a554f46efa8737a3b80b0d0ea48f18332a2cb9fdd338d9cd8a705b7788f764af
SHA51254c6d56f71e15d264e575194c75e373adefce58aae9d450d577287a4a81c9434e1291757da619dd66da37cb5e8672304147649a7826363890a266dfc00cebcfc
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeFilesize
98KB
MD5b1d0ca984a47436390b56f680f447e8b
SHA1ea0ac550375289151a2af168e3d906842f1c6bed
SHA256a554f46efa8737a3b80b0d0ea48f18332a2cb9fdd338d9cd8a705b7788f764af
SHA51254c6d56f71e15d264e575194c75e373adefce58aae9d450d577287a4a81c9434e1291757da619dd66da37cb5e8672304147649a7826363890a266dfc00cebcfc
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memory/520-59-0x0000000000000000-mapping.dmp
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memory/828-54-0x0000000075A11000-0x0000000075A13000-memory.dmpFilesize
8KB
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memory/1144-60-0x0000000000000000-mapping.dmp
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memory/1960-56-0x0000000000000000-mapping.dmp