Analysis
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max time kernel
158s -
max time network
180s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:34
Static task
static1
Behavioral task
behavioral1
Sample
1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe
Resource
win10v2004-en-20220112
General
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Target
1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe
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Size
160KB
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MD5
9ae1392430c08bf1142d20c196bd52e4
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SHA1
b95e50056301c7fa7eed06d56085755282bb75ef
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SHA256
1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013
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SHA512
f528c798316a985df15c6d637c4d8547e81d8b77f1c6f9897fe6bc08b4fe9b53d3f49d7e5cabcc2a9dc77fc8d0722701af89127ca98ea57f8694625846efd962
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/1904-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/2032-60-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2032 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 812 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exepid process 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.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:
1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exedescription pid process Token: SeIncBasePriorityPrivilege 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.execmd.exedescription pid process target process PID 1904 wrote to memory of 2032 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe MediaCenter.exe PID 1904 wrote to memory of 2032 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe MediaCenter.exe PID 1904 wrote to memory of 2032 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe MediaCenter.exe PID 1904 wrote to memory of 2032 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe MediaCenter.exe PID 1904 wrote to memory of 812 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe cmd.exe PID 1904 wrote to memory of 812 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe cmd.exe PID 1904 wrote to memory of 812 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe cmd.exe PID 1904 wrote to memory of 812 1904 1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe cmd.exe PID 812 wrote to memory of 1052 812 cmd.exe PING.EXE PID 812 wrote to memory of 1052 812 cmd.exe PING.EXE PID 812 wrote to memory of 1052 812 cmd.exe PING.EXE PID 812 wrote to memory of 1052 812 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe"C:\Users\Admin\AppData\Local\Temp\1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2032 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1747ff2533af2cba22f75726ad839c8ce1f114e3be64d2813437b5d42386b013.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:812 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1052
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
62fb9a7dc0391d25554e2887ea00e7bc
SHA191390db8514778b390195d76396c7ed47f14a087
SHA256e68ab8bd86918cad869796f55d06fd3e5bfbcde4c844e7deac163dea96c09992
SHA51227cf6d162bc2615496b6fef23619d746829c1babfc30d0a7ef628f7858c8a479f89adbc00f8e532129b06c55475351afe4a5c0028222f176047a1526942955f9
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MD5
62fb9a7dc0391d25554e2887ea00e7bc
SHA191390db8514778b390195d76396c7ed47f14a087
SHA256e68ab8bd86918cad869796f55d06fd3e5bfbcde4c844e7deac163dea96c09992
SHA51227cf6d162bc2615496b6fef23619d746829c1babfc30d0a7ef628f7858c8a479f89adbc00f8e532129b06c55475351afe4a5c0028222f176047a1526942955f9