Analysis
- max time kernel
149s - max time network
154s - 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, 03:07
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-dmcsqacf48
- 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\~SD5786.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD579D.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 2296 !WannaDecryptor!.exe 2056 !WannaDecryptor!.exe 2960 !WannaDecryptor!.exe 808 !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-1-5-21-1162180587-977231257-2194346871-1000\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 4620 taskkill.exe 5052 taskkill.exe 4468 taskkill.exe 5088 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 5052 taskkill.exe Token: SeDebugPrivilege 4620 taskkill.exe Token: SeDebugPrivilege 5088 taskkill.exe Token: SeDebugPrivilege 4468 taskkill.exe Token: SeIncreaseQuotaPrivilege 392 WMIC.exe Token: SeSecurityPrivilege 392 WMIC.exe Token: SeTakeOwnershipPrivilege 392 WMIC.exe Token: SeLoadDriverPrivilege 392 WMIC.exe Token: SeSystemProfilePrivilege 392 WMIC.exe Token: SeSystemtimePrivilege 392 WMIC.exe Token: SeProfSingleProcessPrivilege 392 WMIC.exe Token: SeIncBasePriorityPrivilege 392 WMIC.exe Token: SeCreatePagefilePrivilege 392 WMIC.exe Token: SeBackupPrivilege 392 WMIC.exe Token: SeRestorePrivilege 392 WMIC.exe Token: SeShutdownPrivilege 392 WMIC.exe Token: SeDebugPrivilege 392 WMIC.exe Token: SeSystemEnvironmentPrivilege 392 WMIC.exe Token: SeRemoteShutdownPrivilege 392 WMIC.exe Token: SeUndockPrivilege 392 WMIC.exe Token: SeManageVolumePrivilege 392 WMIC.exe Token: 33 392 WMIC.exe Token: 34 392 WMIC.exe Token: 35 392 WMIC.exe Token: 36 392 WMIC.exe Token: SeIncreaseQuotaPrivilege 392 WMIC.exe Token: SeSecurityPrivilege 392 WMIC.exe Token: SeTakeOwnershipPrivilege 392 WMIC.exe Token: SeLoadDriverPrivilege 392 WMIC.exe Token: SeSystemProfilePrivilege 392 WMIC.exe Token: SeSystemtimePrivilege 392 WMIC.exe Token: SeProfSingleProcessPrivilege 392 WMIC.exe Token: SeIncBasePriorityPrivilege 392 WMIC.exe Token: SeCreatePagefilePrivilege 392 WMIC.exe Token: SeBackupPrivilege 392 WMIC.exe Token: SeRestorePrivilege 392 WMIC.exe Token: SeShutdownPrivilege 392 WMIC.exe Token: SeDebugPrivilege 392 WMIC.exe Token: SeSystemEnvironmentPrivilege 392 WMIC.exe Token: SeRemoteShutdownPrivilege 392 WMIC.exe Token: SeUndockPrivilege 392 WMIC.exe Token: SeManageVolumePrivilege 392 WMIC.exe Token: 33 392 WMIC.exe Token: 34 392 WMIC.exe Token: 35 392 WMIC.exe Token: 36 392 WMIC.exe Token: SeBackupPrivilege 4988 vssvc.exe Token: SeRestorePrivilege 4988 vssvc.exe Token: SeAuditPrivilege 4988 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2296 !WannaDecryptor!.exe 2296 !WannaDecryptor!.exe 2056 !WannaDecryptor!.exe 2056 !WannaDecryptor!.exe 2960 !WannaDecryptor!.exe 2960 !WannaDecryptor!.exe 808 !WannaDecryptor!.exe 808 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1656 wrote to memory of 4908 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 1656 wrote to memory of 4908 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 1656 wrote to memory of 4908 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 4908 wrote to memory of 1796 4908 cmd.exe 85 PID 4908 wrote to memory of 1796 4908 cmd.exe 85 PID 4908 wrote to memory of 1796 4908 cmd.exe 85 PID 1656 wrote to memory of 2296 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 1656 wrote to memory of 2296 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 1656 wrote to memory of 2296 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 1656 wrote to memory of 4620 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1656 wrote to memory of 4620 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1656 wrote to memory of 4620 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1656 wrote to memory of 5052 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1656 wrote to memory of 5052 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1656 wrote to memory of 5052 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1656 wrote to memory of 4468 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1656 wrote to memory of 4468 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1656 wrote to memory of 4468 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1656 wrote to memory of 5088 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 1656 wrote to memory of 5088 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 1656 wrote to memory of 5088 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 1656 wrote to memory of 2056 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 1656 wrote to memory of 2056 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 1656 wrote to memory of 2056 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 1656 wrote to memory of 1088 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 110 PID 1656 wrote to memory of 1088 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 110 PID 1656 wrote to memory of 1088 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 110 PID 1088 wrote to memory of 2960 1088 cmd.exe 112 PID 1088 wrote to memory of 2960 1088 cmd.exe 112 PID 1088 wrote to memory of 2960 1088 cmd.exe 112 PID 1656 wrote to memory of 808 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 114 PID 1656 wrote to memory of 808 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 114 PID 1656 wrote to memory of 808 1656 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 114 PID 2960 wrote to memory of 4756 2960 !WannaDecryptor!.exe 115 PID 2960 wrote to memory of 4756 2960 !WannaDecryptor!.exe 115 PID 2960 wrote to memory of 4756 2960 !WannaDecryptor!.exe 115 PID 4756 wrote to memory of 392 4756 cmd.exe 117 PID 4756 wrote to memory of 392 4756 cmd.exe 117 PID 4756 wrote to memory of 392 4756 cmd.exe 117 - 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:1656 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 177151715396837.bat2⤵
- Suspicious use of WriteProcessMemory
PID:4908 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:1796
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2296
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4620
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5052
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4468
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5088
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2056
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:1088 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2960 -
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:4756 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:392
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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:808
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4988
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 5d6d3807d72963f6eea4c3e476e0af17e361a21da09bd88f57d72fb6d39669bf
- MD5 dc1053691b64c0106fe4eaee21e4c82d
- SHA1 d491b6cac5135c9d3d48a9dd12e8ada4bce11f02
- SHA512 92c75685f1c0d9650df6b6c441964d54d9b48f98709e1f1f590d705350937b144b09b1dec15ef418cd1ef5745a7581c9164494953e2e633d6d304a51e998a43b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 43b8f2761207dd46ee962ba690dbf25111e352cb478e62cc9bd21440ac4eae0c
- MD5 06ef0c32dcfe0c2c09404f2e805eadbb
- SHA1 4eebd4aaf96e4633c196da52baa515d41c07c321
- SHA512 8581d888970ce29b64744fff862c5818579a1ed84b014c40da29b22556b831da128b54290999f568b5d7a19c81e1e682b5fed0b95341667bdfc92f08443831e6
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 d99e589a9cba2be0256f51149baf55af20fe9da90cea9def5837f9eb7d79a128
- MD5 410f36aa7870caa309f5be5723c4cca1
- SHA1 57874081e423b547976793c0f5998c187badf72b
- SHA512 3a20a54b078f48014e5787f4fcfe1e51f146a228d7f14981b4275a7ee588a84f14775af0046fd4854e493ec6d953c720e43c586129f9fa4fb156418f86f54742
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 e2f186e0b99569c944f9938a042930eea29e837418fdbbd9d7b31445893026f3
- MD5 b804f8347e48d1502bc53de3c2eaa14c
- SHA1 5c35301c638186ca67185f40c4ebeb92f5f6f1f4
- SHA512 d550cc7f5ed7962fcacea28a5f95a1fbab9dffbdad8af9ad7eefc9c4c63f0f7706630a07fc6970f261158bb25e231941974af7b945193bdf373d6d763cc842c3
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\177151715396837.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 04739589f54f69cfc2d92cb9c9d588cdd87830bd83b4c1668a505bc32561d674
- MD5 c746a034adbdd557323da14b44f43442
- SHA1 3ad799bf3fad75f44a3ac4b207b7488ba6cd72d3
- SHA512 4a1b070a61d7d10c8a0cf747fbf9e86f8decae1bcc3db5fd5723916afdc189a13f0a1d0cc295d00782fcdf63a1d8e282076467c82bb818d51b4723a59ac6ca5e
- 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