Analysis
- max time kernel
148s - max time network
152s - 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, 03:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240419-en
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240508-en
13 signatures
150 seconds
General
- Target be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
- Size 224KB
- Sample240511-dpsxqaab3w
- 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\~SD5A7E.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD5A67.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 4272 !WannaDecryptor!.exe 3580 !WannaDecryptor!.exe 3672 !WannaDecryptor!.exe 3116 !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 4720 taskkill.exe 4416 taskkill.exe 5104 taskkill.exe 4068 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 4720 taskkill.exe Token: SeDebugPrivilege 5104 taskkill.exe Token: SeDebugPrivilege 4068 taskkill.exe Token: SeDebugPrivilege 4416 taskkill.exe Token: SeIncreaseQuotaPrivilege 3196 WMIC.exe Token: SeSecurityPrivilege 3196 WMIC.exe Token: SeTakeOwnershipPrivilege 3196 WMIC.exe Token: SeLoadDriverPrivilege 3196 WMIC.exe Token: SeSystemProfilePrivilege 3196 WMIC.exe Token: SeSystemtimePrivilege 3196 WMIC.exe Token: SeProfSingleProcessPrivilege 3196 WMIC.exe Token: SeIncBasePriorityPrivilege 3196 WMIC.exe Token: SeCreatePagefilePrivilege 3196 WMIC.exe Token: SeBackupPrivilege 3196 WMIC.exe Token: SeRestorePrivilege 3196 WMIC.exe Token: SeShutdownPrivilege 3196 WMIC.exe Token: SeDebugPrivilege 3196 WMIC.exe Token: SeSystemEnvironmentPrivilege 3196 WMIC.exe Token: SeRemoteShutdownPrivilege 3196 WMIC.exe Token: SeUndockPrivilege 3196 WMIC.exe Token: SeManageVolumePrivilege 3196 WMIC.exe Token: 33 3196 WMIC.exe Token: 34 3196 WMIC.exe Token: 35 3196 WMIC.exe Token: 36 3196 WMIC.exe Token: SeIncreaseQuotaPrivilege 3196 WMIC.exe Token: SeSecurityPrivilege 3196 WMIC.exe Token: SeTakeOwnershipPrivilege 3196 WMIC.exe Token: SeLoadDriverPrivilege 3196 WMIC.exe Token: SeSystemProfilePrivilege 3196 WMIC.exe Token: SeSystemtimePrivilege 3196 WMIC.exe Token: SeProfSingleProcessPrivilege 3196 WMIC.exe Token: SeIncBasePriorityPrivilege 3196 WMIC.exe Token: SeCreatePagefilePrivilege 3196 WMIC.exe Token: SeBackupPrivilege 3196 WMIC.exe Token: SeRestorePrivilege 3196 WMIC.exe Token: SeShutdownPrivilege 3196 WMIC.exe Token: SeDebugPrivilege 3196 WMIC.exe Token: SeSystemEnvironmentPrivilege 3196 WMIC.exe Token: SeRemoteShutdownPrivilege 3196 WMIC.exe Token: SeUndockPrivilege 3196 WMIC.exe Token: SeManageVolumePrivilege 3196 WMIC.exe Token: 33 3196 WMIC.exe Token: 34 3196 WMIC.exe Token: 35 3196 WMIC.exe Token: 36 3196 WMIC.exe Token: SeBackupPrivilege 2024 vssvc.exe Token: SeRestorePrivilege 2024 vssvc.exe Token: SeAuditPrivilege 2024 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4272 !WannaDecryptor!.exe 4272 !WannaDecryptor!.exe 3580 !WannaDecryptor!.exe 3580 !WannaDecryptor!.exe 3672 !WannaDecryptor!.exe 3672 !WannaDecryptor!.exe 3116 !WannaDecryptor!.exe 3116 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 4580 wrote to memory of 3576 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 4580 wrote to memory of 3576 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 4580 wrote to memory of 3576 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 3576 wrote to memory of 2372 3576 cmd.exe 84 PID 3576 wrote to memory of 2372 3576 cmd.exe 84 PID 3576 wrote to memory of 2372 3576 cmd.exe 84 PID 4580 wrote to memory of 4272 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 4580 wrote to memory of 4272 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 4580 wrote to memory of 4272 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 4580 wrote to memory of 4720 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 4580 wrote to memory of 4720 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 4580 wrote to memory of 4720 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 4580 wrote to memory of 4068 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 4580 wrote to memory of 4068 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 4580 wrote to memory of 4068 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 4580 wrote to memory of 5104 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 4580 wrote to memory of 5104 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 4580 wrote to memory of 5104 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 4580 wrote to memory of 4416 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 4580 wrote to memory of 4416 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 4580 wrote to memory of 4416 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 4580 wrote to memory of 3580 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 101 PID 4580 wrote to memory of 3580 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 101 PID 4580 wrote to memory of 3580 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 101 PID 4580 wrote to memory of 4668 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 4580 wrote to memory of 4668 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 4580 wrote to memory of 4668 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 4668 wrote to memory of 3672 4668 cmd.exe 104 PID 4668 wrote to memory of 3672 4668 cmd.exe 104 PID 4668 wrote to memory of 3672 4668 cmd.exe 104 PID 4580 wrote to memory of 3116 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 106 PID 4580 wrote to memory of 3116 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 106 PID 4580 wrote to memory of 3116 4580 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 106 PID 3672 wrote to memory of 1020 3672 !WannaDecryptor!.exe 107 PID 3672 wrote to memory of 1020 3672 !WannaDecryptor!.exe 107 PID 3672 wrote to memory of 1020 3672 !WannaDecryptor!.exe 107 PID 1020 wrote to memory of 3196 1020 cmd.exe 109 PID 1020 wrote to memory of 3196 1020 cmd.exe 109 PID 1020 wrote to memory of 3196 1020 cmd.exe 109 - 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:4580 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 229701715397109.bat2⤵
- Suspicious use of WriteProcessMemory
PID:3576 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:2372
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4272
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4720
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4068
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5104
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4416
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3580
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:4668 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3672 -
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:1020 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3196
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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:3116
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2024
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 2fdd8122d5ae9803687c428cd46666163f87b10e41bc3530ebb8248f3d3f38d5
- MD5 0ad05725a86620d9bf9130871dfdc1d0
- SHA1 e5683f0b3819986951cc9681fd904a2281000aeb
- SHA512 e5b1bd3966caa8ee028682f58f6a8b76e391294471ac059d57937f7305c76344150914af3c342afb833cbc0e3ee9d11a4ed3a2fcc65436d62d738e721f15cfaf
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 f934d8e254fd98df9eba85997bd40eb48ec480ddfe085e5b6ade4f8788596c1b
- MD5 abf5b22bfed85991ad9d43ecb2fc17d4
- SHA1 eb5f28ae33622df4d4778a0aeccfeac660c294f7
- SHA512 07a1998c5ae804ca3830931a11e4973eeadcb8b85f3f5ae0968d4b817ead88bafb78aa3631c56163161eb10612bf4ce70322a52e1487f0ecf51343de6f81933d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 c746ec91fac2a3df413a8f0a3f3e164ba3f00075fb0f879ec2c7602aa150b884
- MD5 77fdc1c63432adb7f69b2a34f0ff97d8
- SHA1 5d14db91367e9bc695db1a939b0987fabbe38988
- SHA512 bedc6ad18a37ea606fd0695683aa270c54824253ccfd175cbedbc73abecd0a1677e5a6c39d9c85c44079fc3aab5adffcb3fe30ddd0110a5c08216162681bfc3f
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 4fc7138bda4f0b71fd0acf8662d0d1cf60447aabf799a1ec583397b81f371167
- MD5 f85108ac9580d0ecefbc6db2c82da98e
- SHA1 5428729cb853f5468f379373a4e318a591cb947f
- SHA512 3fd7822c21a7b54d47a7fa1979caeb45a2b1369e561be23a18a478910f178b81aea3cf6eb55b2dc27cafd12e48e7036f913c7d2ef2d31b5299ef9b0565382635
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\229701715397109.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 1f20152337106448c835bc5d69ec3213ffefb88cb84066accce023a88500d84a
- MD5 5a9a7cc351d798102aaa1a3ec99c935d
- SHA1 84bbd769b7a8fa77d7b78a2267a1c75d2ecd7b0e
- SHA512 8f74bff2ea5a2124885383ee04a0775e8c0ae5431e9bef6d115f36985c473ca969269dc6aa136e5513eb464adf617ae3a6a3b0dbff12da71351ca63bba524b17
- 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