Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
31-08-2024 04:43
Behavioral task
behavioral1
Sample
00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe
Resource
win10v2004-20240802-en
General
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Target
00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe
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Size
4.0MB
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MD5
a9035c52848767458693dbff0b0039f2
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SHA1
d95b563c788e34ce885299115fb0caaa1346388d
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SHA256
00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0
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SHA512
dca3db6af52e2c4219587f70b6cb6cccd9df4ec7b75618e0c1365b4ea745e67b334b8fda8ea74ea4dade53ba89211f660720e1b2b811f1aa2ac4a10d658135d0
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SSDEEP
24576:DF9mrnE2Z1y/6oTNBZrBEu8C7jnIQCwRO/wTGS5DBMY4:DD2Z1qT3Zz888QCwRO/wT/aY4
Malware Config
Signatures
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Sakula payload 1 IoCs
resource yara_rule behavioral2/files/0x00080000000234b4-2.dat 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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe -
Executes dropped EXE 1 IoCs
pid Process 3388 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" 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.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 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe 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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4744 cmd.exe 1980 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1980 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 388 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 388 wrote to memory of 3388 388 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe 84 PID 388 wrote to memory of 3388 388 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe 84 PID 388 wrote to memory of 3388 388 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe 84 PID 388 wrote to memory of 4744 388 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe 100 PID 388 wrote to memory of 4744 388 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe 100 PID 388 wrote to memory of 4744 388 00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe 100 PID 4744 wrote to memory of 1980 4744 cmd.exe 102 PID 4744 wrote to memory of 1980 4744 cmd.exe 102 PID 4744 wrote to memory of 1980 4744 cmd.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe"C:\Users\Admin\AppData\Local\Temp\00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.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:388 -
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:3388
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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\00803b2a9624ab755ca403c3abbf03d7dc3ac396a7c3fbcfb7471d7281cdf9d0.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4744 -
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:1980
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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
4.0MB
MD5508515eec6d4a1272deea18dfe0e6c70
SHA1ffb7e5bff5c3fc1af6579a0d6b96685aea2a8d17
SHA25635bb74a8b3ffe60bead4158b8f245b4c1ff4b3029bf080a55416cee27cdefb01
SHA512b95f5c6de78099f9bcbb4384b238f9aed96f2bc0602c5b8afbae5f854e3c0ee7e3c3feef43ca571c4a1086365d7aa3b3373a9a03535b766791650abb086cc04a