Analysis
- max time kernel
145s - max time network
107s - 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, 03:10
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-dpfmdsch24
- 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\~SD40DC.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD40F3.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 2440 !WannaDecryptor!.exe 1716 !WannaDecryptor!.exe 2364 !WannaDecryptor!.exe 3412 !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-1-5-21-3906287020-2915474608-1755617787-1000\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 2012 taskkill.exe 4516 taskkill.exe 2588 taskkill.exe 4960 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 2012 taskkill.exe Token: SeDebugPrivilege 4960 taskkill.exe Token: SeDebugPrivilege 4516 taskkill.exe Token: SeDebugPrivilege 2588 taskkill.exe Token: SeIncreaseQuotaPrivilege 740 WMIC.exe Token: SeSecurityPrivilege 740 WMIC.exe Token: SeTakeOwnershipPrivilege 740 WMIC.exe Token: SeLoadDriverPrivilege 740 WMIC.exe Token: SeSystemProfilePrivilege 740 WMIC.exe Token: SeSystemtimePrivilege 740 WMIC.exe Token: SeProfSingleProcessPrivilege 740 WMIC.exe Token: SeIncBasePriorityPrivilege 740 WMIC.exe Token: SeCreatePagefilePrivilege 740 WMIC.exe Token: SeBackupPrivilege 740 WMIC.exe Token: SeRestorePrivilege 740 WMIC.exe Token: SeShutdownPrivilege 740 WMIC.exe Token: SeDebugPrivilege 740 WMIC.exe Token: SeSystemEnvironmentPrivilege 740 WMIC.exe Token: SeRemoteShutdownPrivilege 740 WMIC.exe Token: SeUndockPrivilege 740 WMIC.exe Token: SeManageVolumePrivilege 740 WMIC.exe Token: 33 740 WMIC.exe Token: 34 740 WMIC.exe Token: 35 740 WMIC.exe Token: 36 740 WMIC.exe Token: SeIncreaseQuotaPrivilege 740 WMIC.exe Token: SeSecurityPrivilege 740 WMIC.exe Token: SeTakeOwnershipPrivilege 740 WMIC.exe Token: SeLoadDriverPrivilege 740 WMIC.exe Token: SeSystemProfilePrivilege 740 WMIC.exe Token: SeSystemtimePrivilege 740 WMIC.exe Token: SeProfSingleProcessPrivilege 740 WMIC.exe Token: SeIncBasePriorityPrivilege 740 WMIC.exe Token: SeCreatePagefilePrivilege 740 WMIC.exe Token: SeBackupPrivilege 740 WMIC.exe Token: SeRestorePrivilege 740 WMIC.exe Token: SeShutdownPrivilege 740 WMIC.exe Token: SeDebugPrivilege 740 WMIC.exe Token: SeSystemEnvironmentPrivilege 740 WMIC.exe Token: SeRemoteShutdownPrivilege 740 WMIC.exe Token: SeUndockPrivilege 740 WMIC.exe Token: SeManageVolumePrivilege 740 WMIC.exe Token: 33 740 WMIC.exe Token: 34 740 WMIC.exe Token: 35 740 WMIC.exe Token: 36 740 WMIC.exe Token: SeBackupPrivilege 3992 vssvc.exe Token: SeRestorePrivilege 3992 vssvc.exe Token: SeAuditPrivilege 3992 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2440 !WannaDecryptor!.exe 2440 !WannaDecryptor!.exe 1716 !WannaDecryptor!.exe 1716 !WannaDecryptor!.exe 2364 !WannaDecryptor!.exe 2364 !WannaDecryptor!.exe 3412 !WannaDecryptor!.exe 3412 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2388 wrote to memory of 896 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 84 PID 2388 wrote to memory of 896 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 84 PID 2388 wrote to memory of 896 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 84 PID 896 wrote to memory of 2412 896 cmd.exe 86 PID 896 wrote to memory of 2412 896 cmd.exe 86 PID 896 wrote to memory of 2412 896 cmd.exe 86 PID 2388 wrote to memory of 2440 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 2388 wrote to memory of 2440 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 2388 wrote to memory of 2440 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 2388 wrote to memory of 2012 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 2388 wrote to memory of 2012 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 2388 wrote to memory of 2012 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 2388 wrote to memory of 4960 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 2388 wrote to memory of 4960 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 2388 wrote to memory of 4960 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 92 PID 2388 wrote to memory of 2588 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 2388 wrote to memory of 2588 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 2388 wrote to memory of 2588 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 2388 wrote to memory of 4516 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 2388 wrote to memory of 4516 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 2388 wrote to memory of 4516 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 94 PID 2388 wrote to memory of 1716 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 2388 wrote to memory of 1716 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 2388 wrote to memory of 1716 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 2388 wrote to memory of 1344 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 2388 wrote to memory of 1344 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 2388 wrote to memory of 1344 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 108 PID 1344 wrote to memory of 2364 1344 cmd.exe 110 PID 1344 wrote to memory of 2364 1344 cmd.exe 110 PID 1344 wrote to memory of 2364 1344 cmd.exe 110 PID 2388 wrote to memory of 3412 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 111 PID 2388 wrote to memory of 3412 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 111 PID 2388 wrote to memory of 3412 2388 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 111 PID 2364 wrote to memory of 3212 2364 !WannaDecryptor!.exe 115 PID 2364 wrote to memory of 3212 2364 !WannaDecryptor!.exe 115 PID 2364 wrote to memory of 3212 2364 !WannaDecryptor!.exe 115 PID 3212 wrote to memory of 740 3212 cmd.exe 117 PID 3212 wrote to memory of 740 3212 cmd.exe 117 PID 3212 wrote to memory of 740 3212 cmd.exe 117 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
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:2388 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 21031715397053.bat2⤵
- Suspicious use of WriteProcessMemory
PID:896 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:2412
-
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2440
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2012
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4960
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2588
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4516
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1716
-
-
C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2364 -
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:3212 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:740
-
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:3412
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3992
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
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 85f88f1ba2a8bb96520d67feabfc3d0ca1ca1600d559f928270f647f325b369b
- MD5 868dbff5fbb2d099cad1a4cae360ce15
- SHA1 95b0d03a0647ea88f0d1dc3307a45d49e5d03414
- SHA512 88abeec4c52c56636b94fecb77b715c8c9a80e4d837522707ae7de51829bbba74006aff1b9f05048b8bda57b8e3889fcd00cdeb4f8a96a3411f3ebde7123524d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 be6c1d7fb7f6d683a6760a4180464b1a4e6de22206a7d920d42a2755b1ba173e
- MD5 ea9fed4588c7e413bb247ceb53594609
- SHA1 a28e5e4c28aefcc959230c64901d9d237a8c3cf8
- SHA512 35c6aec36c383c1f9f4de4d07ccbca883a9cac5357db7aafda58d541d1244717e183c9aba8c0b19f1cd9d0833a1f1356a5182ceec1a51677b48905a2e520fd7a
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 dd2959251054efe3f12a6e0a839782e88b7169a211194fe6483fe26864b91afe
- MD5 0151200fce528c75e6aa07a9026fe632
- SHA1 1074731831146d77e97cd6f6e11645e8efd94c06
- SHA512 5b10f16a582bc1792dfd7d3899f1fd0e1229fd95c692e0a0dfcfa0b9a6ab28bd94d96f2fa9a60cc3d3b7abda2707f661867eebd39dec600edf8e61d2d21d8f26
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 e5b4f63a2bb4e6043fb782f8127e47e08835f9a7578970baa3279d1016b9867f
- MD5 22daff90d761ed99e11759ac79409ea0
- SHA1 441e8574badf0ac6ed7a125c3242839f51ac4825
- SHA512 4a962c78411dc89b1488e3956b5b8fe971aaa706f93e72c45596c5570684f65d335ce3db1ab9dbe11917b23fc8c738a33bd9311c2c06f831cac8899481cc12ee
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\21031715397053.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 9361c6281d0ca3c1585ecc17034d9a97f1d933f274f2661f7d3bb286dfe1c4b0
- MD5 6497d0a8bc3194008f1fdd370677b63f
- SHA1 d799126342c57902ee8fef24ec5c8ecd4a1d3f25
- SHA512 3b78c486c95bf8e10b8242c4fc765e0c33f562b3ca6971738108e28826a4b71b6924ab0700bc3f95e68b6d64d92ed39859de346e3799a547b9a1973ccb4163c6
- 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