Analysis
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max time kernel
151s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22/02/2024, 05:22
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe
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Size
3.6MB
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MD5
afec7757405903d50fdca2c74329362d
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SHA1
8eccb68d3dd0bbd51652546734fcc10a64dc27fa
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SHA256
4b97a898a1b6beee9a4f693c0aa41881d1dc4cc7d00750dc7e468915a2096145
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SHA512
97f79a3264c3d4076ace6eb4ce9bfbcd3eb1ce94b35aaae37131a6b4bcca8fd2989c67713733f189ee515dddb985eabdb62e0853d8cbe02475c9075f4d8ad7f8
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SSDEEP
98304:pDqPoBhz1aRxcSUDkdEdhvxWa9P593R8yAVp2HI:pDqPe1CxcxkdEUadzR8yc4HI
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3068) 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 1392 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 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C13244AD-796B-4CAE-9F2A-0F88F25766C7} 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0048000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C13244AD-796B-4CAE-9F2A-0F88F25766C7}\WpadDecisionTime = f0f155324f65da01 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C13244AD-796B-4CAE-9F2A-0F88F25766C7}\WpadNetworkName = "Network 3" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-62-53-be-e2-7c 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-62-53-be-e2-7c\WpadDecisionReason = "1" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-62-53-be-e2-7c\WpadDecisionTime = f0f155324f65da01 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C13244AD-796B-4CAE-9F2A-0F88F25766C7}\WpadDecision = "0" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C13244AD-796B-4CAE-9F2A-0F88F25766C7}\92-62-53-be-e2-7c 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C13244AD-796B-4CAE-9F2A-0F88F25766C7}\WpadDecisionReason = "1" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-62-53-be-e2-7c\WpadDecision = "0" 2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe"1⤵
- Drops file in Windows directory
PID:1812 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:1392
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C:\Users\Admin\AppData\Local\Temp\2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-02-22_afec7757405903d50fdca2c74329362d_wannacry.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2400
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD56d646ebbd26465af01a7b3e04f42e641
SHA10e457a67519b657e8d56e156dbc1276849ea2cdc
SHA256ab512481cb3b26d36a41888b7bbba55dccbb42ab364c72b768cda1545be3f408
SHA512d1a0b4a2984377eb685092fa8c4b4a1f8f399a37933550a714843a39c4977dbe25a45edc944b0b989688a5a2eceea038179fa655eb3c10d5f96a274fad83a861