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
16-08-2024 01:35
Static task
static1
Behavioral task
behavioral1
Sample
aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe
Resource
win10v2004-20240802-en
General
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Target
aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe
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Size
5.0MB
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MD5
c030180c2ed60f6dd3fabb0705ac6b5f
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SHA1
d9449db8b19623345bebccb32b3d2a35baa70f8e
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SHA256
aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216
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SHA512
23abfc7628315052f597aa4659f621d5ff14c6a27eae2708461fd0725e921201078cf53ffc4e1638ce7a46e5b2fd9817216addff8d72e64eb4d2a986cce149ee
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SSDEEP
49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQ:yDqPoBhz1aRxcSUDk
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3207) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 1 IoCs
pid Process 3804 tasksche.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe"C:\Users\Admin\AppData\Local\Temp\aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4844 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:3804
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C:\Users\Admin\AppData\Local\Temp\aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exeC:\Users\Admin\AppData\Local\Temp\aa56378a03b9878f9da78eff7bc4447ee03edd80f11ff0174c95f94019f03216.exe -m security1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2012
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD502f35a4e314a954b11405567d9efb0a6
SHA1412ef7cacc33695ae8ae59074350efa48a491157
SHA256c3642f3e8f163ef7aa384db8e84e42c16c022a550e77b6396818e3b62821e84d
SHA5127dcd7bd220e6e9ec9d90124fa693630b11e9cc465679f36111b7a15714c8391e6699518cfc9474cf4d786d4db76cbe92b62370f91451cbdc9afb976e49363dfe