Analysis
-
max time kernel
150s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
13/05/2024, 19:06
Static task
static1
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240508-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\Documents\!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 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD3295.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe -
Executes dropped EXE 4 IoCs
pid Process 2480 !WannaDecryptor!.exe 2256 !WannaDecryptor!.exe 2408 !WannaDecryptor!.exe 2264 !WannaDecryptor!.exe -
Loads dropped DLL 9 IoCs
pid Process 2712 cscript.exe 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 1208 cmd.exe 1208 cmd.exe 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.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 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp" !WannaDecryptor!.exe Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg" !WannaDecryptor!.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 772 vssadmin.exe -
Kills process with taskkill 4 IoCs
pid Process 1656 taskkill.exe 1400 taskkill.exe 2672 taskkill.exe 1692 taskkill.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2264 !WannaDecryptor!.exe -
Suspicious use of AdjustPrivilegeToken 47 IoCs
description pid Process Token: SeDebugPrivilege 1400 taskkill.exe Token: SeDebugPrivilege 2672 taskkill.exe Token: SeDebugPrivilege 1692 taskkill.exe Token: SeDebugPrivilege 1656 taskkill.exe Token: SeBackupPrivilege 2872 vssvc.exe Token: SeRestorePrivilege 2872 vssvc.exe Token: SeAuditPrivilege 2872 vssvc.exe Token: SeIncreaseQuotaPrivilege 1960 WMIC.exe Token: SeSecurityPrivilege 1960 WMIC.exe Token: SeTakeOwnershipPrivilege 1960 WMIC.exe Token: SeLoadDriverPrivilege 1960 WMIC.exe Token: SeSystemProfilePrivilege 1960 WMIC.exe Token: SeSystemtimePrivilege 1960 WMIC.exe Token: SeProfSingleProcessPrivilege 1960 WMIC.exe Token: SeIncBasePriorityPrivilege 1960 WMIC.exe Token: SeCreatePagefilePrivilege 1960 WMIC.exe Token: SeBackupPrivilege 1960 WMIC.exe Token: SeRestorePrivilege 1960 WMIC.exe Token: SeShutdownPrivilege 1960 WMIC.exe Token: SeDebugPrivilege 1960 WMIC.exe Token: SeSystemEnvironmentPrivilege 1960 WMIC.exe Token: SeRemoteShutdownPrivilege 1960 WMIC.exe Token: SeUndockPrivilege 1960 WMIC.exe Token: SeManageVolumePrivilege 1960 WMIC.exe Token: 33 1960 WMIC.exe Token: 34 1960 WMIC.exe Token: 35 1960 WMIC.exe Token: SeIncreaseQuotaPrivilege 1960 WMIC.exe Token: SeSecurityPrivilege 1960 WMIC.exe Token: SeTakeOwnershipPrivilege 1960 WMIC.exe Token: SeLoadDriverPrivilege 1960 WMIC.exe Token: SeSystemProfilePrivilege 1960 WMIC.exe Token: SeSystemtimePrivilege 1960 WMIC.exe Token: SeProfSingleProcessPrivilege 1960 WMIC.exe Token: SeIncBasePriorityPrivilege 1960 WMIC.exe Token: SeCreatePagefilePrivilege 1960 WMIC.exe Token: SeBackupPrivilege 1960 WMIC.exe Token: SeRestorePrivilege 1960 WMIC.exe Token: SeShutdownPrivilege 1960 WMIC.exe Token: SeDebugPrivilege 1960 WMIC.exe Token: SeSystemEnvironmentPrivilege 1960 WMIC.exe Token: SeRemoteShutdownPrivilege 1960 WMIC.exe Token: SeUndockPrivilege 1960 WMIC.exe Token: SeManageVolumePrivilege 1960 WMIC.exe Token: 33 1960 WMIC.exe Token: 34 1960 WMIC.exe Token: 35 1960 WMIC.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2480 !WannaDecryptor!.exe 2480 !WannaDecryptor!.exe 2256 !WannaDecryptor!.exe 2256 !WannaDecryptor!.exe 2408 !WannaDecryptor!.exe 2408 !WannaDecryptor!.exe 2264 !WannaDecryptor!.exe 2264 !WannaDecryptor!.exe -
Suspicious use of WriteProcessMemory 56 IoCs
description pid Process procid_target PID 2072 wrote to memory of 2560 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 28 PID 2072 wrote to memory of 2560 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 28 PID 2072 wrote to memory of 2560 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 28 PID 2072 wrote to memory of 2560 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 28 PID 2560 wrote to memory of 2712 2560 cmd.exe 30 PID 2560 wrote to memory of 2712 2560 cmd.exe 30 PID 2560 wrote to memory of 2712 2560 cmd.exe 30 PID 2560 wrote to memory of 2712 2560 cmd.exe 30 PID 2072 wrote to memory of 2480 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 31 PID 2072 wrote to memory of 2480 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 31 PID 2072 wrote to memory of 2480 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 31 PID 2072 wrote to memory of 2480 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 31 PID 2072 wrote to memory of 1656 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 32 PID 2072 wrote to memory of 1656 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 32 PID 2072 wrote to memory of 1656 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 32 PID 2072 wrote to memory of 1656 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 32 PID 2072 wrote to memory of 1400 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 33 PID 2072 wrote to memory of 1400 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 33 PID 2072 wrote to memory of 1400 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 33 PID 2072 wrote to memory of 1400 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 33 PID 2072 wrote to memory of 1692 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 35 PID 2072 wrote to memory of 1692 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 35 PID 2072 wrote to memory of 1692 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 35 PID 2072 wrote to memory of 1692 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 35 PID 2072 wrote to memory of 2672 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 36 PID 2072 wrote to memory of 2672 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 36 PID 2072 wrote to memory of 2672 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 36 PID 2072 wrote to memory of 2672 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 36 PID 2072 wrote to memory of 2256 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 42 PID 2072 wrote to memory of 2256 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 42 PID 2072 wrote to memory of 2256 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 42 PID 2072 wrote to memory of 2256 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 42 PID 2072 wrote to memory of 1208 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 43 PID 2072 wrote to memory of 1208 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 43 PID 2072 wrote to memory of 1208 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 43 PID 2072 wrote to memory of 1208 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 43 PID 1208 wrote to memory of 2408 1208 cmd.exe 45 PID 1208 wrote to memory of 2408 1208 cmd.exe 45 PID 1208 wrote to memory of 2408 1208 cmd.exe 45 PID 1208 wrote to memory of 2408 1208 cmd.exe 45 PID 2072 wrote to memory of 2264 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 46 PID 2072 wrote to memory of 2264 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 46 PID 2072 wrote to memory of 2264 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 46 PID 2072 wrote to memory of 2264 2072 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 46 PID 2408 wrote to memory of 744 2408 !WannaDecryptor!.exe 47 PID 2408 wrote to memory of 744 2408 !WannaDecryptor!.exe 47 PID 2408 wrote to memory of 744 2408 !WannaDecryptor!.exe 47 PID 2408 wrote to memory of 744 2408 !WannaDecryptor!.exe 47 PID 744 wrote to memory of 772 744 cmd.exe 49 PID 744 wrote to memory of 772 744 cmd.exe 49 PID 744 wrote to memory of 772 744 cmd.exe 49 PID 744 wrote to memory of 772 744 cmd.exe 49 PID 744 wrote to memory of 1960 744 cmd.exe 51 PID 744 wrote to memory of 1960 744 cmd.exe 51 PID 744 wrote to memory of 1960 744 cmd.exe 51 PID 744 wrote to memory of 1960 744 cmd.exe 51 -
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
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2072 -
C:\Windows\SysWOW64\cmd.execmd /c 117031715627182.bat2⤵
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵
- Loads dropped DLL
PID:2712
-
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2480
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1656
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1400
-
-
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:2672
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2256
-
-
C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2408 -
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:744 -
C:\Windows\SysWOW64\vssadmin.exevssadmin delete shadows /all /quiet5⤵
- Interacts with shadow copies
PID:772
-
-
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1960
-
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2264
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2872
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
236KB
MD5cf1416074cd7791ab80a18f9e7e219d9
SHA1276d2ec82c518d887a8a3608e51c56fa28716ded
SHA25678e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
SHA5120bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5
-
Filesize
921B
MD5f735d361239b814857715c19de7bb521
SHA1be7d0296c36de5f7df29e8e63de6a05e327f08d4
SHA25626006c641fa2f9f61577163f3ae295077df90ada4fe28f868ae66674b847e860
SHA512f7a4dc381b97fe19517f19acda5f258391ef9dc336a0fcfc03a832dce61236cece06e823670304a72706aa48b3befce18fe649e629e8496e3b1cb437ec1ed59d
-
Filesize
136B
MD512ec5fff3cb0e89d0518ffd55d0598c5
SHA14b435eb413e4707bdb02497da06c07cf4b58d1be
SHA256af4699bbcc18df77cb5edf5d2e68d5e7b168cf0d27bd1436c06251dc3123c417
SHA512ed411b6b6ada0b939df0d95e3882e93ac4e7dfd3a0926635d4f4db3bb89ffa7e6f7a12277afc615dab00e154e01ff8e3e6097ff6363b4e8084f15edaf701122e
-
Filesize
136B
MD5a624293224351c56c90d84ccbef75f37
SHA1f69d812a0147e7ef463d0483cfcbab097fdf853f
SHA256cbf517e16e6b9b7e0ed8b4b86eee7cb4f4641a84d4234533f015204c00a44081
SHA51299105a76e92a5eee49df8268b7b5594659f5a827fa09ef1b2ba3505b2202ab3d35410f0c7f04343bfca89b65ae4593fd0eb043715d5f23bb3ae4e9d58ae44829
-
Filesize
136B
MD51ced881f8f6c4fabad986400db60f451
SHA1c1b1954ad9e23f24f9d97c066b99f986529e523a
SHA25692bde086a02002ad2f30d25b0ff578e98bf32613a3445b6f1696926e35b670ef
SHA512aa952ff30837f3646e6128e5467e9eb76a7e69a84a2e67b27d1c9cb3589263e03fda600766cded3c42faa53e0287f6358ae74a1bc7e458fce7350a55211cd856
-
Filesize
336B
MD53540e056349c6972905dc9706cd49418
SHA1492c20442d34d45a6d6790c720349b11ec591cde
SHA25673872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
SHA512c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
-
Filesize
219B
MD55f6d40ca3c34b470113ed04d06a88ff4
SHA150629e7211ae43e32060686d6be17ebd492fd7aa
SHA2560fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
SHA5124d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
-
Filesize
628B
MD55eb6b3610dba4f65d44526ec6dd3848c
SHA10ba0a2c44ef8059bcc7729e303a6bd960b781f27
SHA256bcfe7bd0e28bb7cfc4202e4f109866f019a3d6d0435d8ec5eb41ccdf135df655
SHA51273926016f320ec44dbb1e6bbd5eb0c9b96cb9a451b8b3480c3f89d365f2d3805da6a859f4581bf3596f97287c1a7467e187a95653af17caafe14f8bd0400b7c6
-
Filesize
42KB
MD5980b08bac152aff3f9b0136b616affa5
SHA12a9c9601ea038f790cc29379c79407356a3d25a3
SHA256402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
SHA512100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
-
Filesize
797B
MD5afa18cf4aa2660392111763fb93a8c3d
SHA1c219a3654a5f41ce535a09f2a188a464c3f5baf5
SHA256227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
SHA5124161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b