Overview
overview
10Static
static
10WannaCry/H...c1.dll
windows7_x64
1WannaCry/H...c1.dll
windows10_x64
1WannaCry/H...81.dll
windows7_x64
10WannaCry/H...81.dll
windows10_x64
10WannaCry/T...7f.dll
windows7_x64
10WannaCry/T...7f.dll
windows10_x64
10WannaCry/T...71.dll
windows7_x64
10WannaCry/T...71.dll
windows10_x64
10WannaCry/T...02.dll
windows7_x64
10WannaCry/T...02.dll
windows10_x64
10WannaCry/T...2f.dll
windows7_x64
10WannaCry/T...2f.dll
windows10_x64
10WannaCry/T...a6.dll
windows7_x64
10WannaCry/T...a6.dll
windows10_x64
10WannaCry/T...3f.dll
windows7_x64
10WannaCry/T...3f.dll
windows10_x64
10WannaCry/T...66.dll
windows7_x64
10WannaCry/T...66.dll
windows10_x64
10WannaCry/T...ba.dll
windows7_x64
10WannaCry/T...ba.dll
windows10_x64
10WannaCry/T...37.dll
windows7_x64
WannaCry/T...37.dll
windows10_x64
10WannaCry/T...10.dll
windows7_x64
10WannaCry/T...10.dll
windows10_x64
10WannaCry/T...f2.dll
windows7_x64
10WannaCry/T...f2.dll
windows10_x64
10WannaCry/T...af.dll
windows7_x64
10WannaCry/T...af.dll
windows10_x64
10WannaCry/T...40.dll
windows7_x64
10WannaCry/T...40.dll
windows10_x64
10WannaCry/T...81.dll
windows7_x64
10WannaCry/T...81.dll
windows10_x64
10Analysis
-
max time kernel
171s -
max time network
205s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
26-12-2020 20:16
Static task
static1
Behavioral task
behavioral1
Sample
WannaCry/HEUR.Trojan-Downloader.Win32.Generic.02c5f1515bf42798728fac17bfe1e4c1.dll
Resource
win7v20201028
Behavioral task
behavioral2
Sample
WannaCry/HEUR.Trojan-Downloader.Win32.Generic.02c5f1515bf42798728fac17bfe1e4c1.dll
Resource
win10v20201028
Behavioral task
behavioral3
Sample
WannaCry/HEUR.Trojan.Win32.Generic.fc4bb3140f35cc8abd681b63096e7b81.dll
Resource
win7v20201028
Behavioral task
behavioral4
Sample
WannaCry/HEUR.Trojan.Win32.Generic.fc4bb3140f35cc8abd681b63096e7b81.dll
Resource
win10v20201028
Behavioral task
behavioral5
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.01bdc6fb077098f4a3b60f4b0e479a7f.dll
Resource
win7v20201028
Behavioral task
behavioral6
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.01bdc6fb077098f4a3b60f4b0e479a7f.dll
Resource
win10v20201028
Behavioral task
behavioral7
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.033f9150e241e7accecb60d849481871.dll
Resource
win7v20201028
Behavioral task
behavioral8
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.033f9150e241e7accecb60d849481871.dll
Resource
win10v20201028
Behavioral task
behavioral9
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.0ab2aeda90221832167e5127332dd702.dll
Resource
win7v20201028
Behavioral task
behavioral10
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.0ab2aeda90221832167e5127332dd702.dll
Resource
win10v20201028
Behavioral task
behavioral11
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.0ab9a60a55cb40fc338e8f4988feee2f.dll
Resource
win7v20201028
Behavioral task
behavioral12
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.0ab9a60a55cb40fc338e8f4988feee2f.dll
Resource
win10v20201028
Behavioral task
behavioral13
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.0d95f3f64e7782ec7acd3a1b76c276a6.dll
Resource
win7v20201028
Behavioral task
behavioral14
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.0d95f3f64e7782ec7acd3a1b76c276a6.dll
Resource
win10v20201028
Behavioral task
behavioral15
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.106e21fb736cb4e7a18a1746ef18e03f.dll
Resource
win7v20201028
Behavioral task
behavioral16
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.106e21fb736cb4e7a18a1746ef18e03f.dll
Resource
win10v20201028
Behavioral task
behavioral17
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.1147f2c00d4bfd70169fe034c5965066.dll
Resource
win7v20201028
Behavioral task
behavioral18
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.1147f2c00d4bfd70169fe034c5965066.dll
Resource
win10v20201028
Behavioral task
behavioral19
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.12cb506898dac8a271c8b940a9a3dfba.dll
Resource
win7v20201028
Behavioral task
behavioral20
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.12cb506898dac8a271c8b940a9a3dfba.dll
Resource
win10v20201028
Behavioral task
behavioral21
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.1d6958990c8c4f5b9b93efa692b84937.dll
Resource
win7v20201028
Behavioral task
behavioral22
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.1d6958990c8c4f5b9b93efa692b84937.dll
Resource
win10v20201028
Behavioral task
behavioral23
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.1e8e8eb9b0c25208b5c83be09430c010.dll
Resource
win7v20201028
Behavioral task
behavioral24
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.1e8e8eb9b0c25208b5c83be09430c010.dll
Resource
win10v20201028
Behavioral task
behavioral25
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.29a9dd686f08aacddacc43a0c57215f2.dll
Resource
win7v20201028
Behavioral task
behavioral26
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.29a9dd686f08aacddacc43a0c57215f2.dll
Resource
win10v20201028
Behavioral task
behavioral27
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.2a13081acf353142a3e792683520cfaf.dll
Resource
win7v20201028
Behavioral task
behavioral28
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.2a13081acf353142a3e792683520cfaf.dll
Resource
win10v20201028
Behavioral task
behavioral29
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.2e5a8ac5174219bcb08d7449e43b1440.dll
Resource
win7v20201028
Behavioral task
behavioral30
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.2e5a8ac5174219bcb08d7449e43b1440.dll
Resource
win10v20201028
Behavioral task
behavioral31
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.2f76b88b420003516f90062940ef7881.dll
Resource
win7v20201028
Behavioral task
behavioral32
Sample
WannaCry/Trojan-Ransom.Win32.Wanna.m.2f76b88b420003516f90062940ef7881.dll
Resource
win10v20201028
General
-
Target
WannaCry/Trojan-Ransom.Win32.Wanna.m.2a13081acf353142a3e792683520cfaf.dll
-
Size
5.0MB
-
MD5
2a13081acf353142a3e792683520cfaf
-
SHA1
9ced5f6260a5b508a6226693936a7d8f2308db27
-
SHA256
4c44d1c79e5f6f15d7dd3416f79e4fadb669c32615ab234767b506a8116e44f0
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SHA512
ab9cee7fa2c4ee3a58031a82ea275c13d72a0399c2cc889170715e334cff8760be7fd8ee90a77128cdacbf4c6f3538f391f5c9d595653be24cfa0dacb947a210
Malware Config
Signatures
-
Wannacry
WannaCry is a ransomware cryptoworm.
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Executes dropped EXE 3 IoCs
Processes:
mssecsvc.exemssecsvc.exetasksche.exepid process 2016 mssecsvc.exe 1784 mssecsvc.exe 1236 tasksche.exe -
Drops file in System32 directory 3 IoCs
Processes:
mssecsvc.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat mssecsvc.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\TOG3XDL2.txt mssecsvc.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\TOG3XDL2.txt mssecsvc.exe -
Drops file in Windows directory 2 IoCs
Processes:
mssecsvc.exerundll32.exedescription ioc process File created C:\WINDOWS\tasksche.exe mssecsvc.exe File created C:\WINDOWS\mssecsvc.exe rundll32.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
mssecsvc.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C88B0D75-95D7-40B2-89BD-4A3AD4DC11FD}\WpadDecisionReason = "1" mssecsvc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\32-e2-17-db-d2-77\WpadDecisionTime = d0fd2a35c4dbd601 mssecsvc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" mssecsvc.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix mssecsvc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a070055000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 mssecsvc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C88B0D75-95D7-40B2-89BD-4A3AD4DC11FD}\WpadDecisionTime = d0fd2a35c4dbd601 mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\32-e2-17-db-d2-77\WpadDecisionReason = "1" mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\32-e2-17-db-d2-77\WpadDecision = "0" mssecsvc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 mssecsvc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ mssecsvc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad mssecsvc.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C88B0D75-95D7-40B2-89BD-4A3AD4DC11FD} mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C88B0D75-95D7-40B2-89BD-4A3AD4DC11FD}\WpadDecision = "0" mssecsvc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections mssecsvc.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" mssecsvc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 mssecsvc.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C88B0D75-95D7-40B2-89BD-4A3AD4DC11FD}\WpadNetworkName = "Network" mssecsvc.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\32-e2-17-db-d2-77 mssecsvc.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C88B0D75-95D7-40B2-89BD-4A3AD4DC11FD}\32-e2-17-db-d2-77 mssecsvc.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" mssecsvc.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 640 wrote to memory of 2008 640 rundll32.exe rundll32.exe PID 640 wrote to memory of 2008 640 rundll32.exe rundll32.exe PID 640 wrote to memory of 2008 640 rundll32.exe rundll32.exe PID 640 wrote to memory of 2008 640 rundll32.exe rundll32.exe PID 640 wrote to memory of 2008 640 rundll32.exe rundll32.exe PID 640 wrote to memory of 2008 640 rundll32.exe rundll32.exe PID 640 wrote to memory of 2008 640 rundll32.exe rundll32.exe PID 2008 wrote to memory of 2016 2008 rundll32.exe mssecsvc.exe PID 2008 wrote to memory of 2016 2008 rundll32.exe mssecsvc.exe PID 2008 wrote to memory of 2016 2008 rundll32.exe mssecsvc.exe PID 2008 wrote to memory of 2016 2008 rundll32.exe mssecsvc.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\WannaCry\Trojan-Ransom.Win32.Wanna.m.2a13081acf353142a3e792683520cfaf.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\WannaCry\Trojan-Ransom.Win32.Wanna.m.2a13081acf353142a3e792683520cfaf.dll,#12⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\WINDOWS\mssecsvc.exeC:\WINDOWS\mssecsvc.exe3⤵
- Executes dropped EXE
- Drops file in Windows directory
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C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i4⤵
- Executes dropped EXE
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C:\WINDOWS\mssecsvc.exeC:\WINDOWS\mssecsvc.exe -m security1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\WINDOWS\mssecsvc.exeMD5
2d017fa037d287f94f1441f3d4d829df
SHA15229f06ca64a98db0757b190714183ef22af5075
SHA256f6fac3c066c00e6ced8218011777b37e571112f23e6c66658519b7cccc1e1311
SHA5125b127b1d6732f8e3e546a314b063f2ecd3e4ad41c5b27fcc7485e505102ea510aa2e45617309801837aa7f8a2a07c8bcc490d0cfca2ededa8b20256a5d8a25a9
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C:\Windows\mssecsvc.exeMD5
2d017fa037d287f94f1441f3d4d829df
SHA15229f06ca64a98db0757b190714183ef22af5075
SHA256f6fac3c066c00e6ced8218011777b37e571112f23e6c66658519b7cccc1e1311
SHA5125b127b1d6732f8e3e546a314b063f2ecd3e4ad41c5b27fcc7485e505102ea510aa2e45617309801837aa7f8a2a07c8bcc490d0cfca2ededa8b20256a5d8a25a9
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C:\Windows\mssecsvc.exeMD5
2d017fa037d287f94f1441f3d4d829df
SHA15229f06ca64a98db0757b190714183ef22af5075
SHA256f6fac3c066c00e6ced8218011777b37e571112f23e6c66658519b7cccc1e1311
SHA5125b127b1d6732f8e3e546a314b063f2ecd3e4ad41c5b27fcc7485e505102ea510aa2e45617309801837aa7f8a2a07c8bcc490d0cfca2ededa8b20256a5d8a25a9
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C:\Windows\tasksche.exeMD5
507c3ed8112cb4a3b12b09b7aa484c5d
SHA10c133073d2476ccdd3f7e8fa97301d0cc1cfc81c
SHA2568ad2f1dcc862074a83f4d34bc3653f59374a7375a74e661787c755bc2fe2ea54
SHA51256adc50ba97e83e324381e952f88825c68145a29f0fe12fc5f7a47d874849d0e953a68c2be658e527394c005cc4850b5e492f781e7a6f44245b3d91b5212662b
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memory/1160-5-0x000007FEF6580000-0x000007FEF67FA000-memory.dmpFilesize
2.5MB
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memory/2008-2-0x0000000000000000-mapping.dmp
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memory/2016-3-0x0000000000000000-mapping.dmp