Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
11/05/2024, 03:06
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
win10v2004-20240426-en
13 signatures
150 seconds
General
- Target be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
- Size 224KB
- Sample240511-dltd3sce85
- 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
-
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\~SD5F12.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD5F19.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 4624 !WannaDecryptor!.exe 536 !WannaDecryptor!.exe 1284 !WannaDecryptor!.exe 5060 !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-1-5-21-3571316656-3665257725-2415531812-1000\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 1068 taskkill.exe 4416 taskkill.exe 1612 taskkill.exe 1300 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 1300 taskkill.exe Token: SeDebugPrivilege 1612 taskkill.exe Token: SeDebugPrivilege 1068 taskkill.exe Token: SeDebugPrivilege 4416 taskkill.exe Token: SeIncreaseQuotaPrivilege 3624 WMIC.exe Token: SeSecurityPrivilege 3624 WMIC.exe Token: SeTakeOwnershipPrivilege 3624 WMIC.exe Token: SeLoadDriverPrivilege 3624 WMIC.exe Token: SeSystemProfilePrivilege 3624 WMIC.exe Token: SeSystemtimePrivilege 3624 WMIC.exe Token: SeProfSingleProcessPrivilege 3624 WMIC.exe Token: SeIncBasePriorityPrivilege 3624 WMIC.exe Token: SeCreatePagefilePrivilege 3624 WMIC.exe Token: SeBackupPrivilege 3624 WMIC.exe Token: SeRestorePrivilege 3624 WMIC.exe Token: SeShutdownPrivilege 3624 WMIC.exe Token: SeDebugPrivilege 3624 WMIC.exe Token: SeSystemEnvironmentPrivilege 3624 WMIC.exe Token: SeRemoteShutdownPrivilege 3624 WMIC.exe Token: SeUndockPrivilege 3624 WMIC.exe Token: SeManageVolumePrivilege 3624 WMIC.exe Token: 33 3624 WMIC.exe Token: 34 3624 WMIC.exe Token: 35 3624 WMIC.exe Token: 36 3624 WMIC.exe Token: SeIncreaseQuotaPrivilege 3624 WMIC.exe Token: SeSecurityPrivilege 3624 WMIC.exe Token: SeTakeOwnershipPrivilege 3624 WMIC.exe Token: SeLoadDriverPrivilege 3624 WMIC.exe Token: SeSystemProfilePrivilege 3624 WMIC.exe Token: SeSystemtimePrivilege 3624 WMIC.exe Token: SeProfSingleProcessPrivilege 3624 WMIC.exe Token: SeIncBasePriorityPrivilege 3624 WMIC.exe Token: SeCreatePagefilePrivilege 3624 WMIC.exe Token: SeBackupPrivilege 3624 WMIC.exe Token: SeRestorePrivilege 3624 WMIC.exe Token: SeShutdownPrivilege 3624 WMIC.exe Token: SeDebugPrivilege 3624 WMIC.exe Token: SeSystemEnvironmentPrivilege 3624 WMIC.exe Token: SeRemoteShutdownPrivilege 3624 WMIC.exe Token: SeUndockPrivilege 3624 WMIC.exe Token: SeManageVolumePrivilege 3624 WMIC.exe Token: 33 3624 WMIC.exe Token: 34 3624 WMIC.exe Token: 35 3624 WMIC.exe Token: 36 3624 WMIC.exe Token: SeBackupPrivilege 1236 vssvc.exe Token: SeRestorePrivilege 1236 vssvc.exe Token: SeAuditPrivilege 1236 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4624 !WannaDecryptor!.exe 4624 !WannaDecryptor!.exe 536 !WannaDecryptor!.exe 536 !WannaDecryptor!.exe 1284 !WannaDecryptor!.exe 1284 !WannaDecryptor!.exe 5060 !WannaDecryptor!.exe 5060 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3932 wrote to memory of 536 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 3932 wrote to memory of 536 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 3932 wrote to memory of 536 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 536 wrote to memory of 4620 536 cmd.exe 85 PID 536 wrote to memory of 4620 536 cmd.exe 85 PID 536 wrote to memory of 4620 536 cmd.exe 85 PID 3932 wrote to memory of 4624 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 3932 wrote to memory of 4624 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 3932 wrote to memory of 4624 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 3932 wrote to memory of 1068 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3932 wrote to memory of 1068 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3932 wrote to memory of 1068 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3932 wrote to memory of 1300 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3932 wrote to memory of 1300 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3932 wrote to memory of 1300 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 3932 wrote to memory of 1612 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3932 wrote to memory of 1612 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3932 wrote to memory of 1612 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3932 wrote to memory of 4416 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3932 wrote to memory of 4416 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3932 wrote to memory of 4416 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 3932 wrote to memory of 536 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 3932 wrote to memory of 536 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 3932 wrote to memory of 536 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 3932 wrote to memory of 2380 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 3932 wrote to memory of 2380 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 3932 wrote to memory of 2380 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 2380 wrote to memory of 1284 2380 cmd.exe 111 PID 2380 wrote to memory of 1284 2380 cmd.exe 111 PID 2380 wrote to memory of 1284 2380 cmd.exe 111 PID 3932 wrote to memory of 5060 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 113 PID 3932 wrote to memory of 5060 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 113 PID 3932 wrote to memory of 5060 3932 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 113 PID 1284 wrote to memory of 1756 1284 !WannaDecryptor!.exe 114 PID 1284 wrote to memory of 1756 1284 !WannaDecryptor!.exe 114 PID 1284 wrote to memory of 1756 1284 !WannaDecryptor!.exe 114 PID 1756 wrote to memory of 3624 1756 cmd.exe 116 PID 1756 wrote to memory of 3624 1756 cmd.exe 116 PID 1756 wrote to memory of 3624 1756 cmd.exe 116 - 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:3932 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 226631715396775.bat2⤵
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:4620
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4624
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1068
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1300
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1612
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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:536
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1284 -
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:1756 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3624
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-
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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:5060
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1236
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
- Size 236KB
- SHA256 78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
- MD5 cf1416074cd7791ab80a18f9e7e219d9
- SHA1 276d2ec82c518d887a8a3608e51c56fa28716ded
- SHA512 0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5
- SSDEEP 3072:KeJJ0eIVAnbWOECR+uJ/0EJzBelG4t1nXFnQamKNQHFZde5tHEGaa:bqrVOEgZJcYelG4tQamKN2ex
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe.lnk
- Size 1KB
- SHA256 929eafce69212c2e1417cf72fdd022c8ffd4346aa8f7c8411427831e0784478c
- MD5 804a0d9fa9ec8d7dc49525fb029a08b6
- SHA1 a72584de4f66fb4d5853a50defabfd7a8d859649
- SHA512 015c8f896146fb6cb0733d8c3f6cd6f8b3a67a1ee4fbbc47d7c88f96496c91fbae52b6441b995c2f6d52110e2c420cc5397d624b9ff130ab2f6e6be0119605cc
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 02d7ea6b2d026cea1f86a1075cba7415c8de6f23f0ee2463bb10c59d915fb2ab
- MD5 e74a393a7f228e8e731395d10455678a
- SHA1 02a00633eedd9a40165d62fd37f19bea6063f750
- SHA512 dc6839edef95908d2525ead39aba92ea86c66c8fa233c726e6d191750ca6b79ab1aa6df6b2376c9e5674a20aa179119f550ea9a034575a6dd6ce05fc110190e3
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 c2927eaa0eef5a9d0dbe02281ece689da35f3e084fdcfb2119279acaae3eb2d9
- MD5 3db39db81f235ea806bae5b011055a63
- SHA1 ddd763e75fb5e8d62e0ba6a3cffdb95872d79c75
- SHA512 ca1dcea6713120c1e3e4ed251945a29353d0947da691ea97b3ea079724a60c701bd8275e0324ec2e6ac8cfe9ef244f1597597e9fd42652c0e3962ad9eae68006
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 900211a71d76cada29c9d84f8350c2e795f76e13b666216055b537e23bc31863
- MD5 7d82e548637c5ad558f6753cd99ce951
- SHA1 5603acfba42e7e87a527d33b4006f2da64a80e99
- SHA512 4a5281208abb6043adf2670f8014e0348eebc601422513cb730e0282c8bfdb15c2c6a10037a385113d03d1fb3d922bbc4ace500366c94cdea91ef0e3ff38ccf8
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\226631715396775.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 7ddbc8b828d367ce380624855ed90b2a05f4d27987421cf74c9a4e6ae0233491
- MD5 89b3332ff9a588980b6ba4adea15e980
- SHA1 662bf7c35522c3c1cae37abd8c3324545f01ea73
- SHA512 48ff7f66014a4e02d33cbf80b0fc52bcfdec07509501455f4c18ed1e1ec7196bf823630e39f00b3dfbaa366ca876b02923a798f40af9b86d31a315490e106174
- 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