Analysis
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max time kernel
151s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
06-09-2022 21:30
Static task
static1
Behavioral task
behavioral1
Sample
e00536be855741c4112275f394ca1bb2.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
e00536be855741c4112275f394ca1bb2.exe
Resource
win10v2004-20220812-en
General
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Target
e00536be855741c4112275f394ca1bb2.exe
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Size
3.6MB
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MD5
e00536be855741c4112275f394ca1bb2
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SHA1
be62f86d9412a4fd0abfb4a5fee19638bb0c7f06
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SHA256
b4fe9ca70c518e5c09d530434b5bbbe74baa19040bad06a2135fc2b750b5181e
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SHA512
283010fe6e4f330c08d593e7653f3b8c66e8a26ba538548192260734723be56177379c02e623f7737c5edc3c142f017a780cc01084a34f94aa3ba23016f1796c
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SSDEEP
12288:GvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7Vhw+K+:2bLgddQhfdmMSirYbcMNgeBh0
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (1288) 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 1200 tasksche.exe -
Drops file in System32 directory 1 IoCs
Processes:
e00536be855741c4112275f394ca1bb2.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat e00536be855741c4112275f394ca1bb2.exe -
Drops file in Windows directory 1 IoCs
Processes:
e00536be855741c4112275f394ca1bb2.exedescription ioc process File created C:\WINDOWS\tasksche.exe e00536be855741c4112275f394ca1bb2.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
e00536be855741c4112275f394ca1bb2.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e00536be855741c4112275f394ca1bb2.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0098000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 e00536be855741c4112275f394ca1bb2.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE9D63D8-0543-4369-9E3A-C6DC39182055} e00536be855741c4112275f394ca1bb2.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE9D63D8-0543-4369-9E3A-C6DC39182055}\WpadDecisionReason = "1" e00536be855741c4112275f394ca1bb2.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE9D63D8-0543-4369-9E3A-C6DC39182055}\WpadDecisionTime = 30ab42b648c2d801 e00536be855741c4112275f394ca1bb2.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings e00536be855741c4112275f394ca1bb2.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" e00536be855741c4112275f394ca1bb2.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" e00536be855741c4112275f394ca1bb2.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-cb-2d-a9-c5-35\WpadDecisionReason = "1" e00536be855741c4112275f394ca1bb2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e00536be855741c4112275f394ca1bb2.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-cb-2d-a9-c5-35\WpadDecisionTime = 30ab42b648c2d801 e00536be855741c4112275f394ca1bb2.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e00536be855741c4112275f394ca1bb2.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE9D63D8-0543-4369-9E3A-C6DC39182055}\WpadDecision = "0" e00536be855741c4112275f394ca1bb2.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE9D63D8-0543-4369-9E3A-C6DC39182055}\WpadNetworkName = "Network 3" e00536be855741c4112275f394ca1bb2.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-cb-2d-a9-c5-35\WpadDecision = "0" e00536be855741c4112275f394ca1bb2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections e00536be855741c4112275f394ca1bb2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings e00536be855741c4112275f394ca1bb2.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 e00536be855741c4112275f394ca1bb2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad e00536be855741c4112275f394ca1bb2.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-cb-2d-a9-c5-35 e00536be855741c4112275f394ca1bb2.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BE9D63D8-0543-4369-9E3A-C6DC39182055}\9a-cb-2d-a9-c5-35 e00536be855741c4112275f394ca1bb2.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 e00536be855741c4112275f394ca1bb2.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" e00536be855741c4112275f394ca1bb2.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix e00536be855741c4112275f394ca1bb2.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e00536be855741c4112275f394ca1bb2.exe"C:\Users\Admin\AppData\Local\Temp\e00536be855741c4112275f394ca1bb2.exe"1⤵
- Drops file in Windows directory
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C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\e00536be855741c4112275f394ca1bb2.exeC:\Users\Admin\AppData\Local\Temp\e00536be855741c4112275f394ca1bb2.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD596330bad1f5d6dbbceaaf307d8268b37
SHA191b4c66a0878d1657077ff3ef7ce361c33937470
SHA256b97a51fadc868bb9098da0d8aa44be95a66c3d5c2756f8af6893801f6d2fdd66
SHA5127a3e046028b9e6d6a6587cf8fdc6bca09c81649f974a2052fc370eec524a491b71b1055a586388f02b6dbe7d7699c96bcd46ed287876ad0a413c6aefb11921f6
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memory/1964-54-0x0000000076411000-0x0000000076413000-memory.dmpFilesize
8KB