Analysis
- max time kernel
149s - max time network
156s - 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
win7-20240508-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-dmpghscf72
- 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\~SD507C.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD5093.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 3060 !WannaDecryptor!.exe 1612 !WannaDecryptor!.exe 3460 !WannaDecryptor!.exe 1520 !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-1-5-21-540404634-651139247-2967210625-1000\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 4636 taskkill.exe 4944 taskkill.exe 4784 taskkill.exe 3048 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 4944 taskkill.exe Token: SeDebugPrivilege 4636 taskkill.exe Token: SeDebugPrivilege 3048 taskkill.exe Token: SeDebugPrivilege 4784 taskkill.exe Token: SeIncreaseQuotaPrivilege 2300 WMIC.exe Token: SeSecurityPrivilege 2300 WMIC.exe Token: SeTakeOwnershipPrivilege 2300 WMIC.exe Token: SeLoadDriverPrivilege 2300 WMIC.exe Token: SeSystemProfilePrivilege 2300 WMIC.exe Token: SeSystemtimePrivilege 2300 WMIC.exe Token: SeProfSingleProcessPrivilege 2300 WMIC.exe Token: SeIncBasePriorityPrivilege 2300 WMIC.exe Token: SeCreatePagefilePrivilege 2300 WMIC.exe Token: SeBackupPrivilege 2300 WMIC.exe Token: SeRestorePrivilege 2300 WMIC.exe Token: SeShutdownPrivilege 2300 WMIC.exe Token: SeDebugPrivilege 2300 WMIC.exe Token: SeSystemEnvironmentPrivilege 2300 WMIC.exe Token: SeRemoteShutdownPrivilege 2300 WMIC.exe Token: SeUndockPrivilege 2300 WMIC.exe Token: SeManageVolumePrivilege 2300 WMIC.exe Token: 33 2300 WMIC.exe Token: 34 2300 WMIC.exe Token: 35 2300 WMIC.exe Token: 36 2300 WMIC.exe Token: SeIncreaseQuotaPrivilege 2300 WMIC.exe Token: SeSecurityPrivilege 2300 WMIC.exe Token: SeTakeOwnershipPrivilege 2300 WMIC.exe Token: SeLoadDriverPrivilege 2300 WMIC.exe Token: SeSystemProfilePrivilege 2300 WMIC.exe Token: SeSystemtimePrivilege 2300 WMIC.exe Token: SeProfSingleProcessPrivilege 2300 WMIC.exe Token: SeIncBasePriorityPrivilege 2300 WMIC.exe Token: SeCreatePagefilePrivilege 2300 WMIC.exe Token: SeBackupPrivilege 2300 WMIC.exe Token: SeRestorePrivilege 2300 WMIC.exe Token: SeShutdownPrivilege 2300 WMIC.exe Token: SeDebugPrivilege 2300 WMIC.exe Token: SeSystemEnvironmentPrivilege 2300 WMIC.exe Token: SeRemoteShutdownPrivilege 2300 WMIC.exe Token: SeUndockPrivilege 2300 WMIC.exe Token: SeManageVolumePrivilege 2300 WMIC.exe Token: 33 2300 WMIC.exe Token: 34 2300 WMIC.exe Token: 35 2300 WMIC.exe Token: 36 2300 WMIC.exe Token: SeBackupPrivilege 1188 vssvc.exe Token: SeRestorePrivilege 1188 vssvc.exe Token: SeAuditPrivilege 1188 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3060 !WannaDecryptor!.exe 3060 !WannaDecryptor!.exe 1612 !WannaDecryptor!.exe 1612 !WannaDecryptor!.exe 3460 !WannaDecryptor!.exe 3460 !WannaDecryptor!.exe 1520 !WannaDecryptor!.exe 1520 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1424 wrote to memory of 4860 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 1424 wrote to memory of 4860 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 1424 wrote to memory of 4860 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 83 PID 4860 wrote to memory of 3620 4860 cmd.exe 85 PID 4860 wrote to memory of 3620 4860 cmd.exe 85 PID 4860 wrote to memory of 3620 4860 cmd.exe 85 PID 1424 wrote to memory of 3060 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 1424 wrote to memory of 3060 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 1424 wrote to memory of 3060 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 89 PID 1424 wrote to memory of 4636 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 1424 wrote to memory of 4636 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 1424 wrote to memory of 4636 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 1424 wrote to memory of 4784 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1424 wrote to memory of 4784 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1424 wrote to memory of 4784 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 1424 wrote to memory of 4944 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1424 wrote to memory of 4944 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1424 wrote to memory of 4944 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 1424 wrote to memory of 3048 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1424 wrote to memory of 3048 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1424 wrote to memory of 3048 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 1424 wrote to memory of 1612 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 1424 wrote to memory of 1612 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 1424 wrote to memory of 1612 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 109 PID 1424 wrote to memory of 4740 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 110 PID 1424 wrote to memory of 4740 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 110 PID 1424 wrote to memory of 4740 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 110 PID 4740 wrote to memory of 3460 4740 cmd.exe 112 PID 4740 wrote to memory of 3460 4740 cmd.exe 112 PID 4740 wrote to memory of 3460 4740 cmd.exe 112 PID 1424 wrote to memory of 1520 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 114 PID 1424 wrote to memory of 1520 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 114 PID 1424 wrote to memory of 1520 1424 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 114 PID 3460 wrote to memory of 2696 3460 !WannaDecryptor!.exe 115 PID 3460 wrote to memory of 2696 3460 !WannaDecryptor!.exe 115 PID 3460 wrote to memory of 2696 3460 !WannaDecryptor!.exe 115 PID 2696 wrote to memory of 2300 2696 cmd.exe 117 PID 2696 wrote to memory of 2300 2696 cmd.exe 117 PID 2696 wrote to memory of 2300 2696 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:1424 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 115921715396871.bat2⤵
- Suspicious use of WriteProcessMemory
PID:4860 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:3620
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3060
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4636
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4784
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4944
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3048
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1612
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3460 -
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:2696 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2300
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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:1520
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1188
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 0b4b87da6c0e85e411b0bad75fc8d4f656d19f55e583794d8bdd837fdc9db005
- MD5 842d3560e868cfd20aa0fd8d0f717d34
- SHA1 3d6ff1b13f05b588d96bd6dfffbd3b27de9fc078
- SHA512 e3b440138c4e65abd17ed7c4bb30a3226f985e77b961aeb6c254723c6d791a0f6e73b5506204c480239722ea509dac4ed53fad2c49e79054b361e095aaa17a3c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 6d76bf9468a121e50df8f76b54cb359c7fe04380984c03e5b38b8c82f0713d02
- MD5 38aa60b99a9b7b18801d32774a545a45
- SHA1 bb60786e5992e556b4ee7720eebfcf6ecf9eaf00
- SHA512 609334e812ec20a9297138b8a2d76fcbc23bb42a38b159316aa5b35f8dc5355d10f0799fe6bc623a3a97619843215053bf4b66cfeea765081ebdfb9c253ee73c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 1d73472fdd4a1fe2a0c849eca4da22ac10edfbefa7bf10b09476d88cea6ea4e2
- MD5 5ae9783316883e4198b967dd139ca64e
- SHA1 540e94d11d715b81c0ca936597d49d79fdc75036
- SHA512 208a4643a69ee6d6fd13bd7cb95eae4a657c47b41d84a541e9dcfef66762a606aa74bc87fb9cfb29f59f296e5435e7a5ec2dfb20341c4a3a8ae8e7b49c71bad6
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 a75ec29c0606287d0953401548f086466fb6809a6cffd0705efff34f83cbf4ed
- MD5 1e47673307dfde0d4d734ca0a012c216
- SHA1 4ba71c8db47240cfd498842fb2e6d4428395445a
- SHA512 3035204780cdb405373debec6f4f1afb45bd7f50ead99fe30dfd47704f2402795397a98acd3c475555bf624e62d895ed78cc49e1e097756cb0035a380380dd17
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\115921715396871.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 f4568a656bea627b565d58dd39d5825eb2ce8113c885a503c8bdcb3b9197ee89
- MD5 593157cb0b5f36c11c556fedf23de182
- SHA1 ea5a78c3c30a50a2054642aa33d96cbb4d3f6983
- SHA512 3506d55e8cff6354bcfb7556c9511aa68ae29131268860e27e2395134b89384da3c54d1d72643a49382c5ba964abe7ae2d0829aae70b5f77c391c2b562e32670
- 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