Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-10-2024 03:12
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe
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Size
3.6MB
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MD5
27f2b73d94700642a41036bcafe343f0
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SHA1
cb3607cc591221c8c1c0cc25582f2534eae7b407
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SHA256
28d671170d03be4a1a2089d94934ccb5e5294930feb9f41f15b39f4b1df7e091
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SHA512
069e04325835157af63e2f1e513553e14baf8f968bab3cccf462356b1b9df8e1a52ab88f336a5752d89f5821d553ca6bda190c0dd9cc46a5335fb6980c16af57
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SSDEEP
98304:XDqPoBtaRxcSUDk36SAEdhvxWa9P593R8yAVp2HI:XDqPICxcxk3ZAEUadzR8yc4HI
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3208) 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 1292 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 System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.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 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FD47664F-AEAF-42DA-8CAD-C940E29454AF}\WpadDecisionTime = 20af2892541cdb01 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FD47664F-AEAF-42DA-8CAD-C940E29454AF}\WpadNetworkName = "Network 3" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-2b-da-8f-26-42 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-2b-da-8f-26-42\WpadDecisionReason = "1" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FD47664F-AEAF-42DA-8CAD-C940E29454AF}\52-2b-da-8f-26-42 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-2b-da-8f-26-42\WpadDecision = "0" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0170000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FD47664F-AEAF-42DA-8CAD-C940E29454AF} 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FD47664F-AEAF-42DA-8CAD-C940E29454AF}\WpadDecision = "0" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FD47664F-AEAF-42DA-8CAD-C940E29454AF}\WpadDecisionReason = "1" 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-2b-da-8f-26-42\WpadDecisionTime = 20af2892541cdb01 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2380 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:1292
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C:\Users\Admin\AppData\Local\Temp\2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-10-12_27f2b73d94700642a41036bcafe343f0_wannacry.exe -m security1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1716
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD5f048e21263cfd757e0ac828c5fc58f37
SHA167f5576c92bf6b8baab54ebcbd9786f9faf4256a
SHA256884fc6b5c751f14ee620a06c4745e21c6fcd2681b9d554fb25ef6d4bc06538cc
SHA512c00c7f0500b993834bc7a9a45f7ae8f034387f5e96ec3f6c277e2b2296b1871d948388f021a4be72e69b1d3ee1e0e7fae10ebe65223d7e76dec92b176e9d0513