Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25-01-2024 17:03
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
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Size
5.0MB
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MD5
e02ea025ab9a55cc1472d5819abc4a22
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SHA1
9fcbb4eb5050b3e1a00ba68a586ff34af292c275
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SHA256
44cf6183c38afa74a1e7e7308fcd80413696682bb5976bf6523670fe43883f96
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SHA512
27b1ccf832af14fcc90faa479efe5382a2038f542244ad3f4283c17c948d4e0094fdd2c8342883b364f9a2ff1d9b1a70915f436edf4da89296fc404a498289eb
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SSDEEP
24576:QbLguJiIfEc+SirYbcMNgef0xmiHkQg6eX6SASk+RdhAdmv:QnjcSPbcBVx1HkQo6SAARdhnv
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3306) 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
Processes:
tasksche.exepid process 2784 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 5 IoCs
Processes:
2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\9WFYK3TN.txt 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\9WFYK3TN.txt 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ZUCJJLPU.txt 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ZUCJJLPU.txt 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe -
Drops file in Windows directory 1 IoCs
Processes:
2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exedescription ioc process File created C:\WINDOWS\tasksche.exe 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A2602E6B-C449-4D47-B37C-984571EAD014}\26-1b-98-14-b3-cf 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-1b-98-14-b3-cf\WpadDecisionReason = "1" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-1b-98-14-b3-cf\WpadDecisionTime = 20cc3863b04fda01 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A2602E6B-C449-4D47-B37C-984571EAD014}\WpadNetworkName = "Network 3" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-1b-98-14-b3-cf\WpadDecision = "0" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A2602E6B-C449-4D47-B37C-984571EAD014} 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A2602E6B-C449-4D47-B37C-984571EAD014}\WpadDecision = "0" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A2602E6B-C449-4D47-B37C-984571EAD014}\WpadDecisionReason = "1" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-1b-98-14-b3-cf 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A2602E6B-C449-4D47-B37C-984571EAD014}\WpadDecisionTime = 20cc3863b04fda01 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe"1⤵
- Drops file in Windows directory
PID:1560 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2784
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C:\Users\Admin\AppData\Local\Temp\2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:3052
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
2.0MB
MD54599824922bcf40382e6af2d6c6fccf9
SHA1d0cb798d4edd71fa63799d34b754bdd19eff694e
SHA2564e9f04cfa65e0382ecf521eace5953205dd4cf84d576817fe2480a46edcb42d5
SHA5127237a5f4543634a51d206eafe8753971c33b1786664da5ceabe7fc98ca8789a451b454479bdae43079fd68dc89f7ae5a8b463239b63162eece0f8b8ad336ced6