Analysis
- max time kernel
148s - 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
13/05/2024, 19:03
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
win10v2004-20240508-en
13 signatures
150 seconds
General
- Target be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
- Size 224KB
- Sample240513-xqeahaag44
- 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\~SD5A30.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD5A56.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 2044 !WannaDecryptor!.exe 2292 !WannaDecryptor!.exe 4404 !WannaDecryptor!.exe 3976 !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 2588 taskkill.exe 1576 taskkill.exe 4360 taskkill.exe 4268 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 1576 taskkill.exe Token: SeDebugPrivilege 4360 taskkill.exe Token: SeDebugPrivilege 4268 taskkill.exe Token: SeDebugPrivilege 2588 taskkill.exe Token: SeIncreaseQuotaPrivilege 1212 WMIC.exe Token: SeSecurityPrivilege 1212 WMIC.exe Token: SeTakeOwnershipPrivilege 1212 WMIC.exe Token: SeLoadDriverPrivilege 1212 WMIC.exe Token: SeSystemProfilePrivilege 1212 WMIC.exe Token: SeSystemtimePrivilege 1212 WMIC.exe Token: SeProfSingleProcessPrivilege 1212 WMIC.exe Token: SeIncBasePriorityPrivilege 1212 WMIC.exe Token: SeCreatePagefilePrivilege 1212 WMIC.exe Token: SeBackupPrivilege 1212 WMIC.exe Token: SeRestorePrivilege 1212 WMIC.exe Token: SeShutdownPrivilege 1212 WMIC.exe Token: SeDebugPrivilege 1212 WMIC.exe Token: SeSystemEnvironmentPrivilege 1212 WMIC.exe Token: SeRemoteShutdownPrivilege 1212 WMIC.exe Token: SeUndockPrivilege 1212 WMIC.exe Token: SeManageVolumePrivilege 1212 WMIC.exe Token: 33 1212 WMIC.exe Token: 34 1212 WMIC.exe Token: 35 1212 WMIC.exe Token: 36 1212 WMIC.exe Token: SeIncreaseQuotaPrivilege 1212 WMIC.exe Token: SeSecurityPrivilege 1212 WMIC.exe Token: SeTakeOwnershipPrivilege 1212 WMIC.exe Token: SeLoadDriverPrivilege 1212 WMIC.exe Token: SeSystemProfilePrivilege 1212 WMIC.exe Token: SeSystemtimePrivilege 1212 WMIC.exe Token: SeProfSingleProcessPrivilege 1212 WMIC.exe Token: SeIncBasePriorityPrivilege 1212 WMIC.exe Token: SeCreatePagefilePrivilege 1212 WMIC.exe Token: SeBackupPrivilege 1212 WMIC.exe Token: SeRestorePrivilege 1212 WMIC.exe Token: SeShutdownPrivilege 1212 WMIC.exe Token: SeDebugPrivilege 1212 WMIC.exe Token: SeSystemEnvironmentPrivilege 1212 WMIC.exe Token: SeRemoteShutdownPrivilege 1212 WMIC.exe Token: SeUndockPrivilege 1212 WMIC.exe Token: SeManageVolumePrivilege 1212 WMIC.exe Token: 33 1212 WMIC.exe Token: 34 1212 WMIC.exe Token: 35 1212 WMIC.exe Token: 36 1212 WMIC.exe Token: SeBackupPrivilege 2540 vssvc.exe Token: SeRestorePrivilege 2540 vssvc.exe Token: SeAuditPrivilege 2540 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2044 !WannaDecryptor!.exe 2044 !WannaDecryptor!.exe 2292 !WannaDecryptor!.exe 2292 !WannaDecryptor!.exe 4404 !WannaDecryptor!.exe 4404 !WannaDecryptor!.exe 3976 !WannaDecryptor!.exe 3976 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2264 wrote to memory of 1700 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 2264 wrote to memory of 1700 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 2264 wrote to memory of 1700 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 1700 wrote to memory of 4884 1700 cmd.exe 84 PID 1700 wrote to memory of 4884 1700 cmd.exe 84 PID 1700 wrote to memory of 4884 1700 cmd.exe 84 PID 2264 wrote to memory of 2044 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 2264 wrote to memory of 2044 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 2264 wrote to memory of 2044 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 2264 wrote to memory of 2588 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 2264 wrote to memory of 2588 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 2264 wrote to memory of 2588 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 2264 wrote to memory of 4268 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 2264 wrote to memory of 4268 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 2264 wrote to memory of 4268 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 2264 wrote to memory of 1576 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 2264 wrote to memory of 1576 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 2264 wrote to memory of 1576 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 2264 wrote to memory of 4360 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 2264 wrote to memory of 4360 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 2264 wrote to memory of 4360 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 2264 wrote to memory of 2292 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 104 PID 2264 wrote to memory of 2292 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 104 PID 2264 wrote to memory of 2292 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 104 PID 2264 wrote to memory of 4992 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 105 PID 2264 wrote to memory of 4992 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 105 PID 2264 wrote to memory of 4992 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 105 PID 4992 wrote to memory of 4404 4992 cmd.exe 107 PID 4992 wrote to memory of 4404 4992 cmd.exe 107 PID 4992 wrote to memory of 4404 4992 cmd.exe 107 PID 2264 wrote to memory of 3976 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 2264 wrote to memory of 3976 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 2264 wrote to memory of 3976 2264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 4404 wrote to memory of 4224 4404 !WannaDecryptor!.exe 110 PID 4404 wrote to memory of 4224 4404 !WannaDecryptor!.exe 110 PID 4404 wrote to memory of 4224 4404 !WannaDecryptor!.exe 110 PID 4224 wrote to memory of 1212 4224 cmd.exe 112 PID 4224 wrote to memory of 1212 4224 cmd.exe 112 PID 4224 wrote to memory of 1212 4224 cmd.exe 112 - 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:2264 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 193971715626996.bat2⤵
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:4884
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2044
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2588
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4268
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1576
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4360
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2292
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:4992 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4404 -
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:4224 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1212
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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:3976
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2540
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 cddb7f83f6a962fa16b10ad7e70a4e01d48477dcfa86325ec99a8e4896bcf47d
- MD5 d0e4ee698a67ac4622aba48943d3349d
- SHA1 1018690e3058e2ef05d0285c8829a1eeeff83763
- SHA512 c934bf325ffcd4d64737c38081186e0cb53c5dc22d817cfb72c2151935e77816935ad782f1a1fcb76243d8567365518a429335feed1c7494c13cd544532fe56e
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 63730def3ee65b9c15f3a7f820a016bcdf3e61cbb05d7a7d6cfd682faa047455
- MD5 00a86de6eb4e8ed6ea9c6b0790efc121
- SHA1 a3ad01cb67ba8ed29234ddc746f69a393076cf31
- SHA512 579552e1b02996cff9a9f889133605e6cb92850efab96b5fd2245e8909bc4c091a9aab1a14e903cf0bca117a30b838a89fc2253cf0c34b71cd06c0c48b01aa60
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 394823f1241d824dbc4e5578d1e0c0cd6e07929b7f5f0e61f67e485a59d5dbc0
- MD5 8ea4d05e583ec64b5fd2ca553f3590c3
- SHA1 ee5716f89760e9ba3cad6dde31d000e92d0cd6e1
- SHA512 a1d76ef53bd1b924b80a0c587b224cebe38412e8248840945d6aab0ecd9fa437b4fff63440e5b3b786a42ee0fc42f33cb9a7c3b14e717b7a83fdf6ea807063aa
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 825413afdfcdf0530702a3458e5fb8648a841ca65464cc5c77bd6f1f8d5f1c23
- MD5 1b0f42eb315a97a4b61cc7c0b780d36b
- SHA1 6cc2a94ca088274efe1d897822a72d58b5bc4256
- SHA512 e90fe358b55d63eb766a37d8a2e83fdaf56bc06ddde1dd8d2ab8fe473643eda0275a02d2217968db55addafd577b5e05e6c5a123574fcc600338ad1ac88f988e
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\193971715626996.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 1e87c9f0908bb9ca6af04b4863a3c2e4a374701627f048176f60fd21dc280875
- MD5 d542f64a8cf859df9f3c8ea1e3683fbf
- SHA1 811f2f82a1452e9d00b91f017e275c2d5a445e62
- SHA512 0fd5f4da5b80f33ebf80d8fad8ba658ba646174e0ead7e5105898004b0afe08b5d2e45506c7427d26cf222403172ef9397168283d7c0fdeefa172c9bbac3b89b
- 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