Analysis
-
max time kernel
146s -
max time network
145s -
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 03:02
Static task
static1
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240426-en
General
-
Target
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
-
Size
224KB
-
MD5
5c7fb0927db37372da25f270708103a2
-
SHA1
120ed9279d85cbfa56e5b7779ffa7162074f7a29
-
SHA256
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
-
SHA512
a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
-
SSDEEP
3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
wannacry
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
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD582D.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD5844.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe -
Executes dropped EXE 4 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 3444 !WannaDecryptor!.exe 3928 !WannaDecryptor!.exe 2740 !WannaDecryptor!.exe 3884 !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
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription 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
Processes:
!WannaDecryptor!.exedescription 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
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exepid process 3436 taskkill.exe 4456 taskkill.exe 4860 taskkill.exe 1692 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exeWMIC.exevssvc.exedescription pid process Token: SeDebugPrivilege 1692 taskkill.exe Token: SeDebugPrivilege 4860 taskkill.exe Token: SeDebugPrivilege 3436 taskkill.exe Token: SeDebugPrivilege 4456 taskkill.exe Token: SeIncreaseQuotaPrivilege 2892 WMIC.exe Token: SeSecurityPrivilege 2892 WMIC.exe Token: SeTakeOwnershipPrivilege 2892 WMIC.exe Token: SeLoadDriverPrivilege 2892 WMIC.exe Token: SeSystemProfilePrivilege 2892 WMIC.exe Token: SeSystemtimePrivilege 2892 WMIC.exe Token: SeProfSingleProcessPrivilege 2892 WMIC.exe Token: SeIncBasePriorityPrivilege 2892 WMIC.exe Token: SeCreatePagefilePrivilege 2892 WMIC.exe Token: SeBackupPrivilege 2892 WMIC.exe Token: SeRestorePrivilege 2892 WMIC.exe Token: SeShutdownPrivilege 2892 WMIC.exe Token: SeDebugPrivilege 2892 WMIC.exe Token: SeSystemEnvironmentPrivilege 2892 WMIC.exe Token: SeRemoteShutdownPrivilege 2892 WMIC.exe Token: SeUndockPrivilege 2892 WMIC.exe Token: SeManageVolumePrivilege 2892 WMIC.exe Token: 33 2892 WMIC.exe Token: 34 2892 WMIC.exe Token: 35 2892 WMIC.exe Token: 36 2892 WMIC.exe Token: SeIncreaseQuotaPrivilege 2892 WMIC.exe Token: SeSecurityPrivilege 2892 WMIC.exe Token: SeTakeOwnershipPrivilege 2892 WMIC.exe Token: SeLoadDriverPrivilege 2892 WMIC.exe Token: SeSystemProfilePrivilege 2892 WMIC.exe Token: SeSystemtimePrivilege 2892 WMIC.exe Token: SeProfSingleProcessPrivilege 2892 WMIC.exe Token: SeIncBasePriorityPrivilege 2892 WMIC.exe Token: SeCreatePagefilePrivilege 2892 WMIC.exe Token: SeBackupPrivilege 2892 WMIC.exe Token: SeRestorePrivilege 2892 WMIC.exe Token: SeShutdownPrivilege 2892 WMIC.exe Token: SeDebugPrivilege 2892 WMIC.exe Token: SeSystemEnvironmentPrivilege 2892 WMIC.exe Token: SeRemoteShutdownPrivilege 2892 WMIC.exe Token: SeUndockPrivilege 2892 WMIC.exe Token: SeManageVolumePrivilege 2892 WMIC.exe Token: 33 2892 WMIC.exe Token: 34 2892 WMIC.exe Token: 35 2892 WMIC.exe Token: 36 2892 WMIC.exe Token: SeBackupPrivilege 1156 vssvc.exe Token: SeRestorePrivilege 1156 vssvc.exe Token: SeAuditPrivilege 1156 vssvc.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 3444 !WannaDecryptor!.exe 3444 !WannaDecryptor!.exe 3928 !WannaDecryptor!.exe 3928 !WannaDecryptor!.exe 2740 !WannaDecryptor!.exe 2740 !WannaDecryptor!.exe 3884 !WannaDecryptor!.exe 3884 !WannaDecryptor!.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.execmd.execmd.exe!WannaDecryptor!.execmd.exedescription pid process target process PID 3396 wrote to memory of 2012 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 3396 wrote to memory of 2012 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 3396 wrote to memory of 2012 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2012 wrote to memory of 4236 2012 cmd.exe cscript.exe PID 2012 wrote to memory of 4236 2012 cmd.exe cscript.exe PID 2012 wrote to memory of 4236 2012 cmd.exe cscript.exe PID 3396 wrote to memory of 3444 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 3444 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 3444 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 4456 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 4456 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 4456 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 4860 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 4860 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 4860 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 1692 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 1692 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 1692 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 3436 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 3436 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 3436 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 3396 wrote to memory of 3928 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 3928 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 3928 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 3940 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 3396 wrote to memory of 3940 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 3396 wrote to memory of 3940 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 3940 wrote to memory of 2740 3940 cmd.exe !WannaDecryptor!.exe PID 3940 wrote to memory of 2740 3940 cmd.exe !WannaDecryptor!.exe PID 3940 wrote to memory of 2740 3940 cmd.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 3884 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 3884 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 3396 wrote to memory of 3884 3396 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2740 wrote to memory of 628 2740 !WannaDecryptor!.exe cmd.exe PID 2740 wrote to memory of 628 2740 !WannaDecryptor!.exe cmd.exe PID 2740 wrote to memory of 628 2740 !WannaDecryptor!.exe cmd.exe PID 628 wrote to memory of 2892 628 cmd.exe WMIC.exe PID 628 wrote to memory of 2892 628 cmd.exe WMIC.exe PID 628 wrote to memory of 2892 628 cmd.exe WMIC.exe -
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:3396 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 180711715396525.bat2⤵
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:4236
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3444 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4456 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4860 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1692 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3436 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3928 -
C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:3940 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2740 -
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:628 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2892 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:3884
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1156
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txtFilesize
797B
MD5afa18cf4aa2660392111763fb93a8c3d
SHA1c219a3654a5f41ce535a09f2a188a464c3f5baf5
SHA256227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
SHA5124161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe.lnkFilesize
1KB
MD5ebf558da803a3ceee45fcd7f1f13ee6b
SHA15600ebc8b9ec0dc12debdaa9431a07ddddae7cc1
SHA2564df3da7d44835f517831147ebcb409bc123994d29e3373cdbc7464d5350a4bf5
SHA5127c94c443e215e2cbd003e1bc796ce15ae7a3245b8c5cba17f166776bc67a95261f5db7681efc521ede73f960cd5998f02049e8e94b7bd11418745e84989c124a
-
C:\Users\Admin\AppData\Local\Temp\00000000.resFilesize
136B
MD5fbe2fc84d9cbfbe1d07a6dcac9a6d83e
SHA1ee08ea527296e543c02a4e9647b19f60eb7da928
SHA256edcd1807375cc6c044350b0b98bea45c9a710b81caf5ee0f445da4f9a74c1799
SHA5122aaadfff6fbf4698aacb0858bee393e305887ade269337d12304c6fdd4bcb5e38d143d0d8c337b39a47bc8f341230b07a3ad590623d22639c4be0e6d5e9ebd78
-
C:\Users\Admin\AppData\Local\Temp\00000000.resFilesize
136B
MD52c4931a635271b9e07c81a4f5dfd4ca2
SHA1694810ebf98b94d21f617a1f9997a86c3b0cedf5
SHA25684dc7a403da1affbe8ade3d4cea064bf9d0f54432303f5e15288c703a4501bcf
SHA5124da4aa901106dc8957d773fbdee4b1d34fadec5ffa2800b4b3e903f2f086f20a8966f4598474851ac2f2982f4b869d2b8a3771b4d7819dbc0691e864cc1ffdda
-
C:\Users\Admin\AppData\Local\Temp\00000000.resFilesize
136B
MD5b65525b9c3ec893540268ef02c5ccfc1
SHA185e0c1ed8e1f7995d9c36550ddf18e677eb01551
SHA25685ee0887fc317bf24992b9710dcdfbca128e8892ee661b5cc99814f634aab279
SHA512ed2c31f70cb2e1430a2f298024e2701e9efff8cf8bfe70ed274e8cdc3a15b76959f85cedf21be8f15b00b85e860451c1ca26f125f93a8efe4550d44a3218d0f4
-
C:\Users\Admin\AppData\Local\Temp\180711715396525.batFilesize
336B
MD53540e056349c6972905dc9706cd49418
SHA1492c20442d34d45a6d6790c720349b11ec591cde
SHA25673872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
SHA512c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
-
C:\Users\Admin\AppData\Local\Temp\c.vbsFilesize
219B
MD55f6d40ca3c34b470113ed04d06a88ff4
SHA150629e7211ae43e32060686d6be17ebd492fd7aa
SHA2560fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
SHA5124d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
-
C:\Users\Admin\AppData\Local\Temp\c.wryFilesize
628B
MD5d25f8e8a6cd7a1f1a442416cd02a66b3
SHA19814d6ac218e0571efd7c6f23ff4c021bfc1ed14
SHA256ee7d1c99e1110f3191b1197b14d560f41169ec9cdae4ba51ad50e2212c90b079
SHA512c03f4d551bfede138df6f0156e84f859e10c3c94026b9f231f40af2af9118e34d90a673a3f247f89a0f5a43d5bfdb2ee5b42729ce338e911965b6d0653718c68
-
C:\Users\Admin\AppData\Local\Temp\m.wryFilesize
42KB
MD5980b08bac152aff3f9b0136b616affa5
SHA12a9c9601ea038f790cc29379c79407356a3d25a3
SHA256402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
SHA512100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
-
C:\Users\Admin\AppData\Local\Temp\u.wryFilesize
236KB
MD5cf1416074cd7791ab80a18f9e7e219d9
SHA1276d2ec82c518d887a8a3608e51c56fa28716ded
SHA25678e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
SHA5120bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5
-
memory/3396-6-0x0000000010000000-0x0000000010012000-memory.dmpFilesize
72KB