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, 03:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240508-en
windows7-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
- Size 224KB
- Sample240511-dpb9zaaa8t
- 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\Windows\Start Menu\Programs\Startup\~SD5F5A.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD5F71.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 4680 !WannaDecryptor!.exe 856 !WannaDecryptor!.exe 2528 !WannaDecryptor!.exe 3320 !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-1-5-21-1337824034-2731376981-3755436523-1000\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 2128 taskkill.exe 3320 taskkill.exe 1752 taskkill.exe 3412 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 3412 taskkill.exe Token: SeDebugPrivilege 3320 taskkill.exe Token: SeDebugPrivilege 1752 taskkill.exe Token: SeDebugPrivilege 2128 taskkill.exe Token: SeIncreaseQuotaPrivilege 1068 WMIC.exe Token: SeSecurityPrivilege 1068 WMIC.exe Token: SeTakeOwnershipPrivilege 1068 WMIC.exe Token: SeLoadDriverPrivilege 1068 WMIC.exe Token: SeSystemProfilePrivilege 1068 WMIC.exe Token: SeSystemtimePrivilege 1068 WMIC.exe Token: SeProfSingleProcessPrivilege 1068 WMIC.exe Token: SeIncBasePriorityPrivilege 1068 WMIC.exe Token: SeCreatePagefilePrivilege 1068 WMIC.exe Token: SeBackupPrivilege 1068 WMIC.exe Token: SeRestorePrivilege 1068 WMIC.exe Token: SeShutdownPrivilege 1068 WMIC.exe Token: SeDebugPrivilege 1068 WMIC.exe Token: SeSystemEnvironmentPrivilege 1068 WMIC.exe Token: SeRemoteShutdownPrivilege 1068 WMIC.exe Token: SeUndockPrivilege 1068 WMIC.exe Token: SeManageVolumePrivilege 1068 WMIC.exe Token: 33 1068 WMIC.exe Token: 34 1068 WMIC.exe Token: 35 1068 WMIC.exe Token: 36 1068 WMIC.exe Token: SeIncreaseQuotaPrivilege 1068 WMIC.exe Token: SeSecurityPrivilege 1068 WMIC.exe Token: SeTakeOwnershipPrivilege 1068 WMIC.exe Token: SeLoadDriverPrivilege 1068 WMIC.exe Token: SeSystemProfilePrivilege 1068 WMIC.exe Token: SeSystemtimePrivilege 1068 WMIC.exe Token: SeProfSingleProcessPrivilege 1068 WMIC.exe Token: SeIncBasePriorityPrivilege 1068 WMIC.exe Token: SeCreatePagefilePrivilege 1068 WMIC.exe Token: SeBackupPrivilege 1068 WMIC.exe Token: SeRestorePrivilege 1068 WMIC.exe Token: SeShutdownPrivilege 1068 WMIC.exe Token: SeDebugPrivilege 1068 WMIC.exe Token: SeSystemEnvironmentPrivilege 1068 WMIC.exe Token: SeRemoteShutdownPrivilege 1068 WMIC.exe Token: SeUndockPrivilege 1068 WMIC.exe Token: SeManageVolumePrivilege 1068 WMIC.exe Token: 33 1068 WMIC.exe Token: 34 1068 WMIC.exe Token: 35 1068 WMIC.exe Token: 36 1068 WMIC.exe Token: SeBackupPrivilege 5096 vssvc.exe Token: SeRestorePrivilege 5096 vssvc.exe Token: SeAuditPrivilege 5096 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4680 !WannaDecryptor!.exe 4680 !WannaDecryptor!.exe 856 !WannaDecryptor!.exe 856 !WannaDecryptor!.exe 2528 !WannaDecryptor!.exe 2528 !WannaDecryptor!.exe 3320 !WannaDecryptor!.exe 3320 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1152 wrote to memory of 4592 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 1152 wrote to memory of 4592 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 1152 wrote to memory of 4592 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 4592 wrote to memory of 2860 4592 cmd.exe 84 PID 4592 wrote to memory of 2860 4592 cmd.exe 84 PID 4592 wrote to memory of 2860 4592 cmd.exe 84 PID 1152 wrote to memory of 4680 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 1152 wrote to memory of 4680 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 1152 wrote to memory of 4680 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 1152 wrote to memory of 3412 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1152 wrote to memory of 3412 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1152 wrote to memory of 3412 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1152 wrote to memory of 1752 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1152 wrote to memory of 1752 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1152 wrote to memory of 1752 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1152 wrote to memory of 3320 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1152 wrote to memory of 3320 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1152 wrote to memory of 3320 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1152 wrote to memory of 2128 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 1152 wrote to memory of 2128 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 1152 wrote to memory of 2128 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 1152 wrote to memory of 856 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 1152 wrote to memory of 856 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 1152 wrote to memory of 856 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 1152 wrote to memory of 3560 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 1152 wrote to memory of 3560 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 1152 wrote to memory of 3560 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 3560 wrote to memory of 2528 3560 cmd.exe 105 PID 3560 wrote to memory of 2528 3560 cmd.exe 105 PID 3560 wrote to memory of 2528 3560 cmd.exe 105 PID 1152 wrote to memory of 3320 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 1152 wrote to memory of 3320 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 1152 wrote to memory of 3320 1152 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 2528 wrote to memory of 4008 2528 !WannaDecryptor!.exe 108 PID 2528 wrote to memory of 4008 2528 !WannaDecryptor!.exe 108 PID 2528 wrote to memory of 4008 2528 !WannaDecryptor!.exe 108 PID 4008 wrote to memory of 1068 4008 cmd.exe 110 PID 4008 wrote to memory of 1068 4008 cmd.exe 110 PID 4008 wrote to memory of 1068 4008 cmd.exe 110 - 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:1152 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 247041715397043.bat2⤵
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:2860
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4680
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3412
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1752
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3320
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2128
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:856
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:3560 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2528 -
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:4008 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1068
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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:3320
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5096
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 42cd5e776e386aacdac7fa709558f3d013242a6b6ab5e5a0c4da54fef1f8bc0a
- MD5 933e741bb7af8f0b5ab3795cbb236bd8
- SHA1 5d587099ed6a73100a836b14f0ed24f1ab81cd01
- SHA512 8bd43cfc0f26c4b9b1d89368f6a9eba85c556827e22dd619924fad1917459e9d02c5866b10b762af5c64e188ff4cfdb0d7eb6287fcd6834820e54d048a77e541
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 ae6245e17643b4f8a27715c7e594ad8eb4dfd8c9a587320abd83b57de25141f4
- MD5 094e97a83659bb660b08c96cfa157176
- SHA1 87a0f4839167082b703f3db6b887b8340b6eacdf
- SHA512 e704fd4587e24f55c509d3bc7fdbb197a30c66322d92d439fbd130f30a0a49bd307c1703031610414d980fd6f6bcfffc62380a3ce4775acc5c92c8eb32767abb
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 dd1611e5b8b430f2fa062b38eeade807725d5dd8611e2da2a750623d27e0d19e
- MD5 089b61e55ef27b8a37e571d4ede4654d
- SHA1 1eb2fa8dde2a70979b29be7f64d2d08819fe43ae
- SHA512 82d8ae462c70f29b1459513d44dc4d419879005436dfc3793f9903174c0b8d0be19323487ef4dc55fc04954fc2c61519ee6f76f75ec31273c8833a840d025627
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 98c711773d5b49b135dd8b0d3dbf44a038820286a02cfdcfe308659997f141ea
- MD5 6030f0306d5c8326421c0fe431fb4c13
- SHA1 f278d6e1c1f3624d8674e3133b4716f6e9473024
- SHA512 aa71e76f9255b8ce61b60cedfd0d3404c18e89fd96c6be2c24b6ef00f1326560d335dbf94074987476e1b8b713e877c9d8e0bb5af9a5de3e4fe59724d9656ea0
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\247041715397043.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 1c97629b539a0739b133af211323953e6edbf5d28992185cabd76e188903ddc8
- MD5 eb665fe837180d2930affbbb1e01400e
- SHA1 b407f9254eedbdee4cf0dcda1718db7dd2b229e1
- SHA512 4a73f386fac0fed56263028635b5e437a0416f205fbe7899a344fac9996ba740d755f9454939bd6885356441a96f3ec0171cc85072d2eea84b9739b4f71540d1
- 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