Analysis
- max time kernel
149s - max time network
98s - 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, 03:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20231129-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-dms5pscf79
- 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\~SD67DD.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD67F3.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 384 !WannaDecryptor!.exe 632 !WannaDecryptor!.exe 2444 !WannaDecryptor!.exe 2328 !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-1-5-21-4124900551-4068476067-3491212533-1000\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 3076 taskkill.exe 3352 taskkill.exe 3168 taskkill.exe 4480 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 3168 taskkill.exe Token: SeDebugPrivilege 3352 taskkill.exe Token: SeDebugPrivilege 3076 taskkill.exe Token: SeDebugPrivilege 4480 taskkill.exe Token: SeIncreaseQuotaPrivilege 3292 WMIC.exe Token: SeSecurityPrivilege 3292 WMIC.exe Token: SeTakeOwnershipPrivilege 3292 WMIC.exe Token: SeLoadDriverPrivilege 3292 WMIC.exe Token: SeSystemProfilePrivilege 3292 WMIC.exe Token: SeSystemtimePrivilege 3292 WMIC.exe Token: SeProfSingleProcessPrivilege 3292 WMIC.exe Token: SeIncBasePriorityPrivilege 3292 WMIC.exe Token: SeCreatePagefilePrivilege 3292 WMIC.exe Token: SeBackupPrivilege 3292 WMIC.exe Token: SeRestorePrivilege 3292 WMIC.exe Token: SeShutdownPrivilege 3292 WMIC.exe Token: SeDebugPrivilege 3292 WMIC.exe Token: SeSystemEnvironmentPrivilege 3292 WMIC.exe Token: SeRemoteShutdownPrivilege 3292 WMIC.exe Token: SeUndockPrivilege 3292 WMIC.exe Token: SeManageVolumePrivilege 3292 WMIC.exe Token: 33 3292 WMIC.exe Token: 34 3292 WMIC.exe Token: 35 3292 WMIC.exe Token: 36 3292 WMIC.exe Token: SeIncreaseQuotaPrivilege 3292 WMIC.exe Token: SeSecurityPrivilege 3292 WMIC.exe Token: SeTakeOwnershipPrivilege 3292 WMIC.exe Token: SeLoadDriverPrivilege 3292 WMIC.exe Token: SeSystemProfilePrivilege 3292 WMIC.exe Token: SeSystemtimePrivilege 3292 WMIC.exe Token: SeProfSingleProcessPrivilege 3292 WMIC.exe Token: SeIncBasePriorityPrivilege 3292 WMIC.exe Token: SeCreatePagefilePrivilege 3292 WMIC.exe Token: SeBackupPrivilege 3292 WMIC.exe Token: SeRestorePrivilege 3292 WMIC.exe Token: SeShutdownPrivilege 3292 WMIC.exe Token: SeDebugPrivilege 3292 WMIC.exe Token: SeSystemEnvironmentPrivilege 3292 WMIC.exe Token: SeRemoteShutdownPrivilege 3292 WMIC.exe Token: SeUndockPrivilege 3292 WMIC.exe Token: SeManageVolumePrivilege 3292 WMIC.exe Token: 33 3292 WMIC.exe Token: 34 3292 WMIC.exe Token: 35 3292 WMIC.exe Token: 36 3292 WMIC.exe Token: SeBackupPrivilege 1632 vssvc.exe Token: SeRestorePrivilege 1632 vssvc.exe Token: SeAuditPrivilege 1632 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 384 !WannaDecryptor!.exe 384 !WannaDecryptor!.exe 632 !WannaDecryptor!.exe 632 !WannaDecryptor!.exe 2444 !WannaDecryptor!.exe 2444 !WannaDecryptor!.exe 2328 !WannaDecryptor!.exe 2328 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3148 wrote to memory of 4664 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 3148 wrote to memory of 4664 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 3148 wrote to memory of 4664 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 4664 wrote to memory of 3608 4664 cmd.exe 86 PID 4664 wrote to memory of 3608 4664 cmd.exe 86 PID 4664 wrote to memory of 3608 4664 cmd.exe 86 PID 3148 wrote to memory of 384 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 3148 wrote to memory of 384 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 3148 wrote to memory of 384 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 3148 wrote to memory of 4480 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3148 wrote to memory of 4480 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3148 wrote to memory of 4480 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3148 wrote to memory of 3076 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3148 wrote to memory of 3076 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3148 wrote to memory of 3076 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3148 wrote to memory of 3168 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3148 wrote to memory of 3168 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3148 wrote to memory of 3168 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3148 wrote to memory of 3352 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3148 wrote to memory of 3352 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3148 wrote to memory of 3352 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3148 wrote to memory of 632 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 101 PID 3148 wrote to memory of 632 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 101 PID 3148 wrote to memory of 632 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 101 PID 3148 wrote to memory of 4880 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 3148 wrote to memory of 4880 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 3148 wrote to memory of 4880 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 4880 wrote to memory of 2444 4880 cmd.exe 104 PID 4880 wrote to memory of 2444 4880 cmd.exe 104 PID 4880 wrote to memory of 2444 4880 cmd.exe 104 PID 3148 wrote to memory of 2328 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 106 PID 3148 wrote to memory of 2328 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 106 PID 3148 wrote to memory of 2328 3148 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 106 PID 2444 wrote to memory of 4472 2444 !WannaDecryptor!.exe 107 PID 2444 wrote to memory of 4472 2444 !WannaDecryptor!.exe 107 PID 2444 wrote to memory of 4472 2444 !WannaDecryptor!.exe 107 PID 4472 wrote to memory of 3292 4472 cmd.exe 109 PID 4472 wrote to memory of 3292 4472 cmd.exe 109 PID 4472 wrote to memory of 3292 4472 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:3148 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 284301715396892.bat2⤵
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:3608
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:384
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4480
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3076
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3168
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3352
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:632
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:4880 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2444 -
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:4472 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3292
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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:2328
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1632
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 770035a1a074a4abe6b94ea478207651f60d9df7740abbac4f36bca139ddb67f
- MD5 be6693cd0871778b2959faf654d5b2c0
- SHA1 8c023b56b9f9949090855b2f1f935eddf8d69b41
- SHA512 14eaa56d9a5f97f43c352243ba5fd936d9acb83a3d112cab956a57261bc64cdf1cb5d164328caea52e9a5d563700834bf46d43c0bd3f3f2844a18462206619c6
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 f273b74a711cf6422b1907074c72b5ba5e37fd291d439dda7dba9273ffbb3130
- MD5 1f6efed53d3a7c1efab553dd5ae35404
- SHA1 7841450beee70b8930d621e4fbda495c1182feac
- SHA512 2ce58c326d8752912f843fb837c432417d1e6160005910f3d9cd2be97c23c3df8dea1334969539e491bb447c62d57251ae919568d9d5c6fbae380b827bcfb732
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 10be70ff616321f797fd8589597655906ae6209191e45d955446a1eba4af9f95
- MD5 c8bc5b91cbb11b40cc03dc3eb6aa77c9
- SHA1 4cf92e725d7eeaed5e4648ed9e0017b1d1d5b726
- SHA512 16aeca746852dfa1e301263998f2586f5c21952dcd92ad4a10c1b43f7ba867ef0b7ad95f0ec5a017250bdb2da9944c80d826ef4b57f2f0521022b22b93f09fd3
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 906b6ea402543fb1ec590e80e8e0eb408b0d99fba067e393f338a9a61ef7ff6b
- MD5 acce7cedbe64a272c29adea55baa4f6a
- SHA1 3065442ec9f25c5609d433ad375e7da2f3f3eea9
- SHA512 7e0a466c8f5e0f38691a413715402b19406f2aaf39877632ceafdcd290d028ff211fabfc7f1a1f81b521305217ea97b211a608049c0d19c70acf736c2a2991fc
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\284301715396892.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 b37865c351b05d3502eee269beedcb2baa8bf7c0536ba772bf394c96dddd8ad9
- MD5 bed7a099c48dff8adce7812fcf1cc858
- SHA1 da4b145bee3b31215faad879b5e11990f115aea7
- SHA512 f060fde744f009401f31cc230e55f4c01230289095a74d39e6644f00214855c82254917e22a8a36da6af13ed9ee5b3897ff2a5f24edf4fdd27b9a8de56749589
- 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