Analysis
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max time kernel
140s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-01-2025 07:47
Behavioral task
behavioral1
Sample
c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe
Resource
win7-20240903-en
General
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Target
c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe
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Size
63KB
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MD5
67a2c5e6f58534483a2ab9b4c21e4f54
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SHA1
ab978fd68a046c0b887b933812b8699f479e9f62
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SHA256
c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327
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SHA512
6c91aad259c78e3b7e6b94c27f19e84bd65c1523b410377b9dc65410cc6694d1e6dee5c0b7829120881b7ce7528f294879f69df6b8b896812e04f1b6584c381a
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SSDEEP
1536:zoxBP0D61Oj3+5FdOa52C8pdo95j6hZ2MzNDCkrt:0PPUj3+5FMIn8To94wa7t
Malware Config
Extracted
sakula
www.polarroute.com
Signatures
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Sakula family
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Sakula payload 3 IoCs
resource yara_rule behavioral2/memory/1524-9-0x0000000000400000-0x0000000000424000-memory.dmp family_sakula behavioral2/memory/844-11-0x0000000000400000-0x0000000000424000-memory.dmp family_sakula behavioral2/memory/1524-16-0x0000000000400000-0x0000000000424000-memory.dmp family_sakula -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe -
Executes dropped EXE 1 IoCs
pid Process 844 MediaCenter.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" c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe -
resource yara_rule behavioral2/memory/1524-0-0x0000000000400000-0x0000000000424000-memory.dmp upx behavioral2/files/0x000b000000023b56-3.dat upx behavioral2/memory/1524-9-0x0000000000400000-0x0000000000424000-memory.dmp upx behavioral2/memory/844-11-0x0000000000400000-0x0000000000424000-memory.dmp upx behavioral2/memory/1524-16-0x0000000000400000-0x0000000000424000-memory.dmp upx -
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 MediaCenter.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2412 cmd.exe 3964 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3964 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1524 c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1524 wrote to memory of 844 1524 c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe 83 PID 1524 wrote to memory of 844 1524 c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe 83 PID 1524 wrote to memory of 844 1524 c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe 83 PID 1524 wrote to memory of 2412 1524 c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe 99 PID 1524 wrote to memory of 2412 1524 c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe 99 PID 1524 wrote to memory of 2412 1524 c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe 99 PID 2412 wrote to memory of 3964 2412 cmd.exe 101 PID 2412 wrote to memory of 3964 2412 cmd.exe 101 PID 2412 wrote to memory of 3964 2412 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe"C:\Users\Admin\AppData\Local\Temp\c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1524 -
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:844
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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\c2c28d1ecbe86857c1cd0091103c15afe8f59982caa22acf1c63e63f98d27327.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2412 -
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:3964
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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
63KB
MD593527007e44ba5eede7319e7400e6c78
SHA15a284f7b8cbf1572e1dda2b1dea83a775fd73fda
SHA25648937e4c9a997ca1a930f2193f57620985749020b9300b37ecf5d8f084e5bfc2
SHA5121515049149d1f8585f76ce2637565f2a70656202a18c3a74a01a1efe85fefaa0a1f47eeab29d73b08172f4023b7bfb679b514919932a994393033f425c47ab64