Analysis
-
max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
11-05-2024 03:05
Static task
static1
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240508-en
General
-
Target
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
-
Size
224KB
-
MD5
5c7fb0927db37372da25f270708103a2
-
SHA1
120ed9279d85cbfa56e5b7779ffa7162074f7a29
-
SHA256
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
-
SHA512
a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
-
SSDEEP
3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Signatures
-
Wannacry
WannaCry is a ransomware cryptoworm.
-
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Drops startup file 2 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD6D15.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD6D1C.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe -
Executes dropped EXE 4 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 2500 !WannaDecryptor!.exe 3324 !WannaDecryptor!.exe 2088 !WannaDecryptor!.exe 4684 !WannaDecryptor!.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Update Task Scheduler = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe\" /r" be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
!WannaDecryptor!.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp" !WannaDecryptor!.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Kills process with taskkill 4 IoCs
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exepid process 2456 taskkill.exe 636 taskkill.exe 3400 taskkill.exe 3240 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exeWMIC.exevssvc.exedescription pid process Token: SeDebugPrivilege 2456 taskkill.exe Token: SeDebugPrivilege 636 taskkill.exe Token: SeDebugPrivilege 3400 taskkill.exe Token: SeDebugPrivilege 3240 taskkill.exe Token: SeIncreaseQuotaPrivilege 2908 WMIC.exe Token: SeSecurityPrivilege 2908 WMIC.exe Token: SeTakeOwnershipPrivilege 2908 WMIC.exe Token: SeLoadDriverPrivilege 2908 WMIC.exe Token: SeSystemProfilePrivilege 2908 WMIC.exe Token: SeSystemtimePrivilege 2908 WMIC.exe Token: SeProfSingleProcessPrivilege 2908 WMIC.exe Token: SeIncBasePriorityPrivilege 2908 WMIC.exe Token: SeCreatePagefilePrivilege 2908 WMIC.exe Token: SeBackupPrivilege 2908 WMIC.exe Token: SeRestorePrivilege 2908 WMIC.exe Token: SeShutdownPrivilege 2908 WMIC.exe Token: SeDebugPrivilege 2908 WMIC.exe Token: SeSystemEnvironmentPrivilege 2908 WMIC.exe Token: SeRemoteShutdownPrivilege 2908 WMIC.exe Token: SeUndockPrivilege 2908 WMIC.exe Token: SeManageVolumePrivilege 2908 WMIC.exe Token: 33 2908 WMIC.exe Token: 34 2908 WMIC.exe Token: 35 2908 WMIC.exe Token: 36 2908 WMIC.exe Token: SeIncreaseQuotaPrivilege 2908 WMIC.exe Token: SeSecurityPrivilege 2908 WMIC.exe Token: SeTakeOwnershipPrivilege 2908 WMIC.exe Token: SeLoadDriverPrivilege 2908 WMIC.exe Token: SeSystemProfilePrivilege 2908 WMIC.exe Token: SeSystemtimePrivilege 2908 WMIC.exe Token: SeProfSingleProcessPrivilege 2908 WMIC.exe Token: SeIncBasePriorityPrivilege 2908 WMIC.exe Token: SeCreatePagefilePrivilege 2908 WMIC.exe Token: SeBackupPrivilege 2908 WMIC.exe Token: SeRestorePrivilege 2908 WMIC.exe Token: SeShutdownPrivilege 2908 WMIC.exe Token: SeDebugPrivilege 2908 WMIC.exe Token: SeSystemEnvironmentPrivilege 2908 WMIC.exe Token: SeRemoteShutdownPrivilege 2908 WMIC.exe Token: SeUndockPrivilege 2908 WMIC.exe Token: SeManageVolumePrivilege 2908 WMIC.exe Token: 33 2908 WMIC.exe Token: 34 2908 WMIC.exe Token: 35 2908 WMIC.exe Token: 36 2908 WMIC.exe Token: SeBackupPrivilege 1972 vssvc.exe Token: SeRestorePrivilege 1972 vssvc.exe Token: SeAuditPrivilege 1972 vssvc.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 2500 !WannaDecryptor!.exe 2500 !WannaDecryptor!.exe 3324 !WannaDecryptor!.exe 3324 !WannaDecryptor!.exe 2088 !WannaDecryptor!.exe 2088 !WannaDecryptor!.exe 4684 !WannaDecryptor!.exe 4684 !WannaDecryptor!.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.execmd.execmd.exe!WannaDecryptor!.execmd.exedescription pid process target process PID 840 wrote to memory of 4368 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 840 wrote to memory of 4368 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 840 wrote to memory of 4368 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 4368 wrote to memory of 5020 4368 cmd.exe cscript.exe PID 4368 wrote to memory of 5020 4368 cmd.exe cscript.exe PID 4368 wrote to memory of 5020 4368 cmd.exe cscript.exe PID 840 wrote to memory of 2500 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 840 wrote to memory of 2500 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 840 wrote to memory of 2500 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 840 wrote to memory of 636 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 636 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 636 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 2456 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 2456 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 2456 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 3240 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 3240 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 3240 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 3400 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 3400 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 3400 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 840 wrote to memory of 3324 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 840 wrote to memory of 3324 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 840 wrote to memory of 3324 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 840 wrote to memory of 4368 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 840 wrote to memory of 4368 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 840 wrote to memory of 4368 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 4368 wrote to memory of 2088 4368 cmd.exe !WannaDecryptor!.exe PID 4368 wrote to memory of 2088 4368 cmd.exe !WannaDecryptor!.exe PID 4368 wrote to memory of 2088 4368 cmd.exe !WannaDecryptor!.exe PID 840 wrote to memory of 4684 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 840 wrote to memory of 4684 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 840 wrote to memory of 4684 840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2088 wrote to memory of 2572 2088 !WannaDecryptor!.exe cmd.exe PID 2088 wrote to memory of 2572 2088 !WannaDecryptor!.exe cmd.exe PID 2088 wrote to memory of 2572 2088 !WannaDecryptor!.exe cmd.exe PID 2572 wrote to memory of 2908 2572 cmd.exe WMIC.exe PID 2572 wrote to memory of 2908 2572 cmd.exe WMIC.exe PID 2572 wrote to memory of 2908 2572 cmd.exe WMIC.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe"C:\Users\Admin\AppData\Local\Temp\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 14781715396741.bat2⤵
- Suspicious use of WriteProcessMemory
PID:4368 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:5020
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2500 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:636 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2456 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3240 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3400 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3324 -
C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:4368 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Windows\SysWOW64\cmd.execmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet4⤵
- Suspicious use of WriteProcessMemory
PID:2572 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2908 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:4684
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1972
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txtFilesize
797B
MD5afa18cf4aa2660392111763fb93a8c3d
SHA1c219a3654a5f41ce535a09f2a188a464c3f5baf5
SHA256227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
SHA5124161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe.lnkFilesize
1KB
MD51a30f654e62139d7c7b75429cd02258a
SHA10d69a6ae50c3223c8c03977facb3d255007e04dc
SHA25685be68af76e41662a0aefc23e0c799337cafd3400aaa4334fd966661b61810d2
SHA512ade934e1c8f19d129316295ff52eab1b92f02fe059dae9fa7e549a7cba6502c8f075e47b5004fc35ced67ce7f79678b103f594ac213830273d96f9622680fe21
-
C:\Users\Admin\AppData\Local\Temp\00000000.resFilesize
136B
MD55d07b7e0367a304056b96ff169760d6c
SHA19abc53382e5ac1999d6af4d088e9eb529c75cca8
SHA25641632b129097604403e35b73689a024aca761bcb70ed1ad9cee567cb6b924136
SHA51230488a7ca3384d2e359058d0153a4abff60469d6dfdcd9511a7a905382f05ac1f875da86e47e5b28edd418f890cab70e1b8addc4864ca32c41776d127274ed68
-
C:\Users\Admin\AppData\Local\Temp\00000000.resFilesize
136B
MD53d575a757282b35fcba1eeb90e7bb782
SHA14083af5bb9dbca2e23a529b355e0d97f08894a99
SHA256d36310f45f3bc25aa29ef9874cfbccdabf7053bfc5b9a1b29c2f6644220d6185
SHA512cd8cd81a879e54cf302d64d6731af7574634e5cfacdc963233c51043c5f09f09144051100b2b4fbc1d072e4ca21d0127144cb8c2e4be5c03467528d078029f00
-
C:\Users\Admin\AppData\Local\Temp\00000000.resFilesize
136B
MD55ff92b8163769e1c015deff28f6f8cde
SHA15d4c030b698731747faaad4f80a24b57f7ed39d2
SHA256fe8d32b93f1669bf019dd5b07328005499e5e0a77a6d4b93e7da2a430a682404
SHA5124676e6559df33a3ae387e8b4b3a157d6e4b3bbeb7a83eea9d0d8720475769cd9ce48fb3c7db0b334c2caa29e4c3f29450fcb8dffab99183aed3f80b1e4ca3bd5
-
C:\Users\Admin\AppData\Local\Temp\14781715396741.batFilesize
336B
MD53540e056349c6972905dc9706cd49418
SHA1492c20442d34d45a6d6790c720349b11ec591cde
SHA25673872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
SHA512c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
-
C:\Users\Admin\AppData\Local\Temp\c.vbsFilesize
219B
MD55f6d40ca3c34b470113ed04d06a88ff4
SHA150629e7211ae43e32060686d6be17ebd492fd7aa
SHA2560fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
SHA5124d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
-
C:\Users\Admin\AppData\Local\Temp\c.wryFilesize
628B
MD54683eb493a645acd0a38902e898b7d6d
SHA10452705416d4114916873d2fbaca93f640653719
SHA2562140bc1d3d44c5a8346a4f21c28a242ffd1a78fc609479be8330a527e44c314b
SHA512601f2b611466fcb1ff5ea8ea2178d3c0327853a554c2b5d4278e3c1fb90fd90d12d242f71c18687eb432d5a615dd0b4735cd809605e7b108e03cfa57a39d162d
-
C:\Users\Admin\AppData\Local\Temp\m.wryFilesize
42KB
MD5980b08bac152aff3f9b0136b616affa5
SHA12a9c9601ea038f790cc29379c79407356a3d25a3
SHA256402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
SHA512100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
-
C:\Users\Admin\AppData\Local\Temp\u.wryFilesize
236KB
MD5cf1416074cd7791ab80a18f9e7e219d9
SHA1276d2ec82c518d887a8a3608e51c56fa28716ded
SHA25678e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
SHA5120bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5
-
memory/840-6-0x0000000010000000-0x0000000010012000-memory.dmpFilesize
72KB