Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-12-2024 22:42
Behavioral task
behavioral1
Sample
7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe
Resource
win7-20241010-en
General
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Target
7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe
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Size
43KB
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MD5
5d35a9de2232613ad3e0f35e17d2e497
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SHA1
3c4042f5d19dac259ef48392a19f8ce9d63d5247
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SHA256
7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd
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SHA512
4028a54cffbd1fa3766ff4cc943e0faae719bed41955e8a654bfcb22bd99ddc12a08a7a0779177f06cb84338ac8be3e44c2b170cb95ca6b5d62fa5cd4d0e4e77
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SSDEEP
768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taq5:+U9abrtX4oocIK3yQkaY9z/S0hhy6k83
Malware Config
Signatures
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Sakula family
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Sakula payload 4 IoCs
resource yara_rule behavioral2/memory/3684-6-0x0000000000310000-0x000000000032F000-memory.dmp family_sakula behavioral2/memory/4920-8-0x0000000000E80000-0x0000000000E9F000-memory.dmp family_sakula behavioral2/memory/3684-13-0x0000000000310000-0x000000000032F000-memory.dmp family_sakula behavioral2/memory/4920-17-0x0000000000E80000-0x0000000000E9F000-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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe -
Executes dropped EXE 1 IoCs
pid Process 4920 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" 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe -
resource yara_rule behavioral2/memory/3684-0-0x0000000000310000-0x000000000032F000-memory.dmp upx behavioral2/files/0x000a000000023b88-3.dat upx behavioral2/memory/4920-4-0x0000000000E80000-0x0000000000E9F000-memory.dmp upx behavioral2/memory/3684-6-0x0000000000310000-0x000000000032F000-memory.dmp upx behavioral2/memory/4920-8-0x0000000000E80000-0x0000000000E9F000-memory.dmp upx behavioral2/memory/3684-13-0x0000000000310000-0x000000000032F000-memory.dmp upx behavioral2/memory/4920-17-0x0000000000E80000-0x0000000000E9F000-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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MediaCenter.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4180 cmd.exe 628 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 628 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3684 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3684 wrote to memory of 4920 3684 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe 83 PID 3684 wrote to memory of 4920 3684 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe 83 PID 3684 wrote to memory of 4920 3684 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe 83 PID 3684 wrote to memory of 4180 3684 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe 99 PID 3684 wrote to memory of 4180 3684 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe 99 PID 3684 wrote to memory of 4180 3684 7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe 99 PID 4180 wrote to memory of 628 4180 cmd.exe 101 PID 4180 wrote to memory of 628 4180 cmd.exe 101 PID 4180 wrote to memory of 628 4180 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe"C:\Users\Admin\AppData\Local\Temp\7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.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:3684 -
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:4920
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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\7c6145926daf0a2d2f7a48058c762698cd5c8081f376275b721067e48b4efacd.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4180 -
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:628
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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
43KB
MD5b407992cc1834a177f9660d4235ac440
SHA19c45567cbcfbc6580cbfa52c4aded091d614c436
SHA2565d0f357b85d7d48e1a140f6a2ddcf3469d0475a046315bb63ad66fe37c686453
SHA5122091a2dd0d74586d7cdec9abf25785bd77c95205109b5386ef0fe40fe563b0dedbf0ed09806860ca0ea5216d14ef1e3cea4631454edc1dc7387e6373dfb229db