Analysis
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max time kernel
154s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04-10-2022 19:24
Static task
static1
Behavioral task
behavioral1
Sample
1457da48cd8b51b54792cf4d13175eb8.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
1457da48cd8b51b54792cf4d13175eb8.exe
Resource
win10v2004-20220812-en
General
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Target
1457da48cd8b51b54792cf4d13175eb8.exe
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Size
3.6MB
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MD5
1457da48cd8b51b54792cf4d13175eb8
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SHA1
0061904369080aa7bd20b87fde01cc940ec0935a
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SHA256
50864f4e4f20010e4066d74bebb4fb95d178ac965b2d1a04766a935d7f4b18ba
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SHA512
1874aee2b626473b3729c6b71c70b62e836adc81a9848e140c478971f47991b90f40c4cc866fc1ef4c57d5d7a7e422514c9bcd82e1c0e2a66d1bc9cb4089151c
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SSDEEP
12288:GvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPUy2chP:2bLgddQhfdmMSirYbcC2chP
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (2865) 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 1452 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
Processes:
1457da48cd8b51b54792cf4d13175eb8.exedescription ioc process File created C:\WINDOWS\tasksche.exe 1457da48cd8b51b54792cf4d13175eb8.exe -
Modifies data under HKEY_USERS 5 IoCs
Processes:
1457da48cd8b51b54792cf4d13175eb8.exedescription ioc process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1457da48cd8b51b54792cf4d13175eb8.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1457da48cd8b51b54792cf4d13175eb8.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1457da48cd8b51b54792cf4d13175eb8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1457da48cd8b51b54792cf4d13175eb8.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1457da48cd8b51b54792cf4d13175eb8.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe"C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.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\1457da48cd8b51b54792cf4d13175eb8.exeC:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe -m security1⤵
- 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
MD5812ea5f274980e1738065fa7c3074a14
SHA1ab5b7761dcf81fc858a216e715c091a2f2ce6081
SHA256de40bfcff0ced61f5e4b639672d6dee42ddf178b792ab228ba8ec5c3990bd301
SHA512b2c40a93e9ba917be1d0ffbc25f5120e7939400de7f22de054edd2b8d9e44b9120b05a23953f978556c06a5c03a92c6efef583473fe2156aeb894052cf1026eb