Analysis
- max time kernel
145s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
11/05/2024, 03:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240221-en
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240426-en
13 signatures
150 seconds
General
- Target be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
- Size 224KB
- Sample240511-dpvfjsch53
- SHA256 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
- MD5 5c7fb0927db37372da25f270708103a2
- SHA1 120ed9279d85cbfa56e5b7779ffa7162074f7a29
- SHA512 a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
- SSDEEP 3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Path
-
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
-
wannacry
Ransom Note
- Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
Wallets
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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
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD55B6.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD559F.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 1076 !WannaDecryptor!.exe 536 !WannaDecryptor!.exe 1572 !WannaDecryptor!.exe 3200 !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
description 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
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\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
pid Process 4168 taskkill.exe 3736 taskkill.exe 4612 taskkill.exe 676 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 4612 taskkill.exe Token: SeDebugPrivilege 4168 taskkill.exe Token: SeDebugPrivilege 676 taskkill.exe Token: SeDebugPrivilege 3736 taskkill.exe Token: SeIncreaseQuotaPrivilege 1912 WMIC.exe Token: SeSecurityPrivilege 1912 WMIC.exe Token: SeTakeOwnershipPrivilege 1912 WMIC.exe Token: SeLoadDriverPrivilege 1912 WMIC.exe Token: SeSystemProfilePrivilege 1912 WMIC.exe Token: SeSystemtimePrivilege 1912 WMIC.exe Token: SeProfSingleProcessPrivilege 1912 WMIC.exe Token: SeIncBasePriorityPrivilege 1912 WMIC.exe Token: SeCreatePagefilePrivilege 1912 WMIC.exe Token: SeBackupPrivilege 1912 WMIC.exe Token: SeRestorePrivilege 1912 WMIC.exe Token: SeShutdownPrivilege 1912 WMIC.exe Token: SeDebugPrivilege 1912 WMIC.exe Token: SeSystemEnvironmentPrivilege 1912 WMIC.exe Token: SeRemoteShutdownPrivilege 1912 WMIC.exe Token: SeUndockPrivilege 1912 WMIC.exe Token: SeManageVolumePrivilege 1912 WMIC.exe Token: 33 1912 WMIC.exe Token: 34 1912 WMIC.exe Token: 35 1912 WMIC.exe Token: 36 1912 WMIC.exe Token: SeIncreaseQuotaPrivilege 1912 WMIC.exe Token: SeSecurityPrivilege 1912 WMIC.exe Token: SeTakeOwnershipPrivilege 1912 WMIC.exe Token: SeLoadDriverPrivilege 1912 WMIC.exe Token: SeSystemProfilePrivilege 1912 WMIC.exe Token: SeSystemtimePrivilege 1912 WMIC.exe Token: SeProfSingleProcessPrivilege 1912 WMIC.exe Token: SeIncBasePriorityPrivilege 1912 WMIC.exe Token: SeCreatePagefilePrivilege 1912 WMIC.exe Token: SeBackupPrivilege 1912 WMIC.exe Token: SeRestorePrivilege 1912 WMIC.exe Token: SeShutdownPrivilege 1912 WMIC.exe Token: SeDebugPrivilege 1912 WMIC.exe Token: SeSystemEnvironmentPrivilege 1912 WMIC.exe Token: SeRemoteShutdownPrivilege 1912 WMIC.exe Token: SeUndockPrivilege 1912 WMIC.exe Token: SeManageVolumePrivilege 1912 WMIC.exe Token: 33 1912 WMIC.exe Token: 34 1912 WMIC.exe Token: 35 1912 WMIC.exe Token: 36 1912 WMIC.exe Token: SeBackupPrivilege 384 vssvc.exe Token: SeRestorePrivilege 384 vssvc.exe Token: SeAuditPrivilege 384 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 1076 !WannaDecryptor!.exe 1076 !WannaDecryptor!.exe 536 !WannaDecryptor!.exe 536 !WannaDecryptor!.exe 1572 !WannaDecryptor!.exe 1572 !WannaDecryptor!.exe 3200 !WannaDecryptor!.exe 3200 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3576 wrote to memory of 1244 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 3576 wrote to memory of 1244 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 3576 wrote to memory of 1244 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 1244 wrote to memory of 1972 1244 cmd.exe 85 PID 1244 wrote to memory of 1972 1244 cmd.exe 85 PID 1244 wrote to memory of 1972 1244 cmd.exe 85 PID 3576 wrote to memory of 1076 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 3576 wrote to memory of 1076 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 3576 wrote to memory of 1076 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 3576 wrote to memory of 4168 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3576 wrote to memory of 4168 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3576 wrote to memory of 4168 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3576 wrote to memory of 3736 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3576 wrote to memory of 3736 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3576 wrote to memory of 3736 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3576 wrote to memory of 676 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3576 wrote to memory of 676 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3576 wrote to memory of 676 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3576 wrote to memory of 4612 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3576 wrote to memory of 4612 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3576 wrote to memory of 4612 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3576 wrote to memory of 536 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 3576 wrote to memory of 536 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 3576 wrote to memory of 536 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 3576 wrote to memory of 2508 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 3576 wrote to memory of 2508 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 3576 wrote to memory of 2508 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 2508 wrote to memory of 1572 2508 cmd.exe 110 PID 2508 wrote to memory of 1572 2508 cmd.exe 110 PID 2508 wrote to memory of 1572 2508 cmd.exe 110 PID 3576 wrote to memory of 3200 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 111 PID 3576 wrote to memory of 3200 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 111 PID 3576 wrote to memory of 3200 3576 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 111 PID 1572 wrote to memory of 2076 1572 !WannaDecryptor!.exe 115 PID 1572 wrote to memory of 2076 1572 !WannaDecryptor!.exe 115 PID 1572 wrote to memory of 2076 1572 !WannaDecryptor!.exe 115 PID 2076 wrote to memory of 1912 2076 cmd.exe 117 PID 2076 wrote to memory of 1912 2076 cmd.exe 117 PID 2076 wrote to memory of 1912 2076 cmd.exe 117 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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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:3576 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 179701715397108.bat2⤵
- Suspicious use of WriteProcessMemory
PID:1244 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:1972
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1076
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4168
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3736
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:676
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4612
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:536
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1572 -
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:2076 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1912
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:3200
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:384
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
- Size 797B
- SHA256 227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
- MD5 afa18cf4aa2660392111763fb93a8c3d
- SHA1 c219a3654a5f41ce535a09f2a188a464c3f5baf5
- SHA512 4161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe.lnk
- Size 1KB
- SHA256 c9e7f658deb91abba64d300907ff0ae7a1ed71d333f308351ca8a55e07ac1b25
- MD5 7e186f53c1fcfa9402fde104dd7f1ada
- SHA1 82320fe0523a9b30d0b1290abfbe044daf210957
- SHA512 f2469e1890170726c0b93c42f95184ea9652d7818db592e4e8e3dd4152130f5b6817f26b6a3be563cc5b048a768aad3709b77ccdfcf5dc5405bb7b1808f01c58
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 1f148a953b03ed061769b68333a9562fc475b7446fc0f133fe0e1a5a53ec5ffe
- MD5 c2bdcd4e38d91121d0268c183e4e461f
- SHA1 0c9d0359465149d10ff5c0c847f8d90be6aff7c6
- SHA512 1ab27f274592fd2f093f5e2ecf56a843a31f45a11efb6cf19fa9f8b11b4f5f6e3740bcb4f26d85765602b487510d9e0bb2432d20df2499b0bdef16ee13a0c233
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 ff47ae5a450010008783d191a3f2d7df962c8623fd9077849a8d869d7e7ced69
- MD5 312813a1916edbaf080a3b556b9a1a64
- SHA1 15617a1093641bd15b716316b5faa57f223e8e71
- SHA512 c023e5ded190762e8f91dbda2a2699aa8f449ad47148e590f389c9599ed2ae792f2600663897d39b03a4f4b39803dd0d9f6a8e399b8e9d003311a094133fedca
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 54d5527cf7a8e173a13acf36586f8d48e854d13836247d87109a08e9771bb010
- MD5 92b32e74504766aab1aa7a3697be5687
- SHA1 fcdf0939938fbab9ecb0bda4f44263247fad03e9
- SHA512 7322285e041f6c378813dc0eacc078696df1dc1ec863d40cbbcd4e99f1132cfcc72f45ed164c48732aa53771c8965d3722e66723f0d89496e38ca2ddad7633de
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\179701715397108.bat
- Size 336B
- SHA256 73872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
- MD5 3540e056349c6972905dc9706cd49418
- SHA1 492c20442d34d45a6d6790c720349b11ec591cde
- SHA512 c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\c.vbs
- Size 219B
- SHA256 0fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
- MD5 5f6d40ca3c34b470113ed04d06a88ff4
- SHA1 50629e7211ae43e32060686d6be17ebd492fd7aa
- SHA512 4d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\c.wry
- Size 628B
- SHA256 c574812b7bcd246197b98784ff38fb41b6e6acd62ff977f594e8372c249a8de7
- MD5 191942e250d51192d5bed180882bed00
- SHA1 d2c6ca4058f2ba40ab2d422fab104700fde0e7e3
- SHA512 342245947d44b4a3565c7649e327b08058ee89395f005ae30ad4fc8ae73e277634a02445d7ee2abb14ea24b5b829206da54f9661a00c982eef6e3efee4c8a5cc
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\m.wry
- Size 42KB
- SHA256 402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
- MD5 980b08bac152aff3f9b0136b616affa5
- SHA1 2a9c9601ea038f790cc29379c79407356a3d25a3
- SHA512 100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
- SSDEEP 384:S9sLTK3SWTsPzy3EFejoJQBO21z4oCTeo75Y3kmA31dv61QyU:S9s3mjoJb21zZrS14I
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\u.wry
- Size 236KB
- SHA256 78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
- MD5 cf1416074cd7791ab80a18f9e7e219d9
- SHA1 276d2ec82c518d887a8a3608e51c56fa28716ded
- SHA512 0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5
- SSDEEP 3072:KeJJ0eIVAnbWOECR+uJ/0EJzBelG4t1nXFnQamKNQHFZde5tHEGaa:bqrVOEgZJcYelG4tQamKN2ex
- MD5 SHA1 SHA512 SSDEEP