Analysis
- max time kernel
148s - max time network
100s - 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, 19:08
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-xtncksac4x
- 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\~SD6AB3.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD6ACA.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 4836 !WannaDecryptor!.exe 2188 !WannaDecryptor!.exe 3548 !WannaDecryptor!.exe 4512 !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 4820 taskkill.exe 1056 taskkill.exe 2716 taskkill.exe 1268 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 1268 taskkill.exe Token: SeDebugPrivilege 4820 taskkill.exe Token: SeDebugPrivilege 2716 taskkill.exe Token: SeDebugPrivilege 1056 taskkill.exe Token: SeIncreaseQuotaPrivilege 4412 WMIC.exe Token: SeSecurityPrivilege 4412 WMIC.exe Token: SeTakeOwnershipPrivilege 4412 WMIC.exe Token: SeLoadDriverPrivilege 4412 WMIC.exe Token: SeSystemProfilePrivilege 4412 WMIC.exe Token: SeSystemtimePrivilege 4412 WMIC.exe Token: SeProfSingleProcessPrivilege 4412 WMIC.exe Token: SeIncBasePriorityPrivilege 4412 WMIC.exe Token: SeCreatePagefilePrivilege 4412 WMIC.exe Token: SeBackupPrivilege 4412 WMIC.exe Token: SeRestorePrivilege 4412 WMIC.exe Token: SeShutdownPrivilege 4412 WMIC.exe Token: SeDebugPrivilege 4412 WMIC.exe Token: SeSystemEnvironmentPrivilege 4412 WMIC.exe Token: SeRemoteShutdownPrivilege 4412 WMIC.exe Token: SeUndockPrivilege 4412 WMIC.exe Token: SeManageVolumePrivilege 4412 WMIC.exe Token: 33 4412 WMIC.exe Token: 34 4412 WMIC.exe Token: 35 4412 WMIC.exe Token: 36 4412 WMIC.exe Token: SeIncreaseQuotaPrivilege 4412 WMIC.exe Token: SeSecurityPrivilege 4412 WMIC.exe Token: SeTakeOwnershipPrivilege 4412 WMIC.exe Token: SeLoadDriverPrivilege 4412 WMIC.exe Token: SeSystemProfilePrivilege 4412 WMIC.exe Token: SeSystemtimePrivilege 4412 WMIC.exe Token: SeProfSingleProcessPrivilege 4412 WMIC.exe Token: SeIncBasePriorityPrivilege 4412 WMIC.exe Token: SeCreatePagefilePrivilege 4412 WMIC.exe Token: SeBackupPrivilege 4412 WMIC.exe Token: SeRestorePrivilege 4412 WMIC.exe Token: SeShutdownPrivilege 4412 WMIC.exe Token: SeDebugPrivilege 4412 WMIC.exe Token: SeSystemEnvironmentPrivilege 4412 WMIC.exe Token: SeRemoteShutdownPrivilege 4412 WMIC.exe Token: SeUndockPrivilege 4412 WMIC.exe Token: SeManageVolumePrivilege 4412 WMIC.exe Token: 33 4412 WMIC.exe Token: 34 4412 WMIC.exe Token: 35 4412 WMIC.exe Token: 36 4412 WMIC.exe Token: SeBackupPrivilege 4844 vssvc.exe Token: SeRestorePrivilege 4844 vssvc.exe Token: SeAuditPrivilege 4844 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4836 !WannaDecryptor!.exe 4836 !WannaDecryptor!.exe 2188 !WannaDecryptor!.exe 2188 !WannaDecryptor!.exe 3548 !WannaDecryptor!.exe 3548 !WannaDecryptor!.exe 4512 !WannaDecryptor!.exe 4512 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 264 wrote to memory of 2172 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 264 wrote to memory of 2172 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 264 wrote to memory of 2172 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 2172 wrote to memory of 3320 2172 cmd.exe 85 PID 2172 wrote to memory of 3320 2172 cmd.exe 85 PID 2172 wrote to memory of 3320 2172 cmd.exe 85 PID 264 wrote to memory of 4836 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 264 wrote to memory of 4836 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 264 wrote to memory of 4836 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 264 wrote to memory of 4820 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 264 wrote to memory of 4820 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 264 wrote to memory of 4820 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 264 wrote to memory of 1268 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 264 wrote to memory of 1268 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 264 wrote to memory of 1268 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 264 wrote to memory of 2716 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 264 wrote to memory of 2716 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 264 wrote to memory of 2716 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 264 wrote to memory of 1056 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 95 PID 264 wrote to memory of 1056 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 95 PID 264 wrote to memory of 1056 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 95 PID 264 wrote to memory of 2188 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 264 wrote to memory of 2188 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 264 wrote to memory of 2188 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 264 wrote to memory of 2268 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 104 PID 264 wrote to memory of 2268 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 104 PID 264 wrote to memory of 2268 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 104 PID 2268 wrote to memory of 3548 2268 cmd.exe 106 PID 2268 wrote to memory of 3548 2268 cmd.exe 106 PID 2268 wrote to memory of 3548 2268 cmd.exe 106 PID 264 wrote to memory of 4512 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 264 wrote to memory of 4512 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 264 wrote to memory of 4512 264 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 3548 wrote to memory of 536 3548 !WannaDecryptor!.exe 109 PID 3548 wrote to memory of 536 3548 !WannaDecryptor!.exe 109 PID 3548 wrote to memory of 536 3548 !WannaDecryptor!.exe 109 PID 536 wrote to memory of 4412 536 cmd.exe 111 PID 536 wrote to memory of 4412 536 cmd.exe 111 PID 536 wrote to memory of 4412 536 cmd.exe 111 - 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:264 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 9681715627339.bat2⤵
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:3320
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4836
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4820
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1268
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2716
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1056
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2188
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3548 -
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:536 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4412
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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:4512
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4844
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 e00f4f2cefc547a1e97480b0c2c810167f78ffb415f552c3bbf17ef002f4e5c4
- MD5 d90e85a6fce1c2c9910a05dc4418acfe
- SHA1 9878832c505d1938307ad1312301f17161bc8443
- SHA512 bdb74375fe851c9a4165ed1f502e7690c146b8f340d7b1c938116fe4b626c621f7fd5022294ba85b50a2402970ca4be17d3e3b33a7f56c41d067124a6852db87
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 0134229b6fcf52d40403ea7c0e299aed2589ec0138d5eea534b9830d3da635b0
- MD5 db3801fa9271de8f0d20e2a955473ad1
- SHA1 70a05c67e2c67d981a57ffc08709fa555ae74093
- SHA512 d33fa4a1737928e66db724607c5cc4a94b18c96bc0612631f66d48701fc45fa48f70e667505fc947170cfb377220718d50b8bfc1049965a6b351ecdd500a0888
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 01444c95bd6464c0451ce9fe950b471eb926e3b0192c81158690fdf86169d420
- MD5 405930254a65f3e7ce06ade2935a3655
- SHA1 7b3ba08e3fa616708d39b934bad61aa83b321b96
- SHA512 f0b9597807a50f54cc33f1bd2aea0d7229400c4e148c21b8c2bcdc90f5d6ea8b061742b1fc01406bde0ef21a276c2cd643e0081ec7bb1989da69e3f0316a0dea
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 8180128b64a920b9586fecc2e83703f0dbf5c19c4cf6c6d5af9e80c9bcd7d0b0
- MD5 651ae0dfcc722f22fc620c08d12702a6
- SHA1 50afdfb7613eee8805613a64f122968c1db2da06
- SHA512 54499b257e8fda975056e23862d1aff9b745f2454ca7a866c554ee75a1a07493a3e45904dad3f6a94a7fbdb031e2202bd7edea0fb48657d244247c2a70c95ae7
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\9681715627339.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 6d98156fed8d3bb9407c699bacd58d83e22f77c8e03215e8d0cef9d04063d7ff
- MD5 6eb2903c7d63bfc635eb71e5dbc3fe89
- SHA1 6c290a8925fefabd5daf39f27dbe43aa0d71bb49
- SHA512 39aa719f323ef5ac29002411384ce339f014bf5051905865c1f8762c37c0270b891ce7bd18ad44d7da900c34036dbe08b0984d6a9e313de3eb6896fad90c76e0
- 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