Analysis
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max time kernel
101s -
max time network
110s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
17-01-2025 10:28
Behavioral task
behavioral1
Sample
38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe
Resource
win10v2004-20241007-en
General
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Target
38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe
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Size
488KB
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MD5
c7eb9cb21122507077ab4a5ab2679840
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SHA1
7540f3ccdb65a56e20bf4558d5b67cfb17655780
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SHA256
38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2
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SHA512
fe4e7b64579e7de2879c90b7133300f31cad0fbbe208262d55f73792614f905886adbfa631a203f4e98041620c4f887d8c8e315532b88077154dce73faa66801
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SSDEEP
6144:M29qRfVSndj30B3wBxE1+ijiBKk3etdgI2MyzNORQtOfl1qNVo7R+S+N/TU7kn56:0RfQn+w8EYiBlMkn5f9J105ko8T6csVN
Malware Config
Extracted
sakula
www.polarroute.com
Signatures
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Sakula family
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Sakula payload 5 IoCs
resource yara_rule behavioral1/memory/2604-0-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/files/0x0009000000016ace-2.dat family_sakula behavioral1/memory/2604-6-0x0000000000230000-0x0000000000250000-memory.dmp family_sakula behavioral1/memory/2604-11-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/2644-20-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Deletes itself 1 IoCs
pid Process 2860 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2644 MediaCenter.exe -
Loads dropped DLL 1 IoCs
pid Process 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MediaCenter.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2704 PING.EXE 2860 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2704 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2604 wrote to memory of 2644 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe 29 PID 2604 wrote to memory of 2644 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe 29 PID 2604 wrote to memory of 2644 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe 29 PID 2604 wrote to memory of 2644 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe 29 PID 2604 wrote to memory of 2860 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe 31 PID 2604 wrote to memory of 2860 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe 31 PID 2604 wrote to memory of 2860 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe 31 PID 2604 wrote to memory of 2860 2604 38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe 31 PID 2860 wrote to memory of 2704 2860 cmd.exe 33 PID 2860 wrote to memory of 2704 2860 cmd.exe 33 PID 2860 wrote to memory of 2704 2860 cmd.exe 33 PID 2860 wrote to memory of 2704 2860 cmd.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe"C:\Users\Admin\AppData\Local\Temp\38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2644
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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\38121d9807f873d6721e99d31c03d78795745d82eb7198b1914bb8ad14cde7b2N.exe"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2860 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2704
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
488KB
MD523c4bc0b42b29d15109a19db41975c56
SHA18819a01959265e2ce7095ca91014ab910b1228b7
SHA2568f2790b84e61bef4a4892a3e823769dc27ffdb03b93c7476519a0a4f9da156d1
SHA5120722d0c2a0a67c981022e05a0a8f9c68b96a1b1377929f399ce4b9d18f157f7659c8d4b4abbc8fefcdacf5b21ea4a2585655aca860659f3a7ade22ecda5b5bf7