Analysis
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max time kernel
148s -
max time network
110s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
13-05-2024 19:07
Static task
static1
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240426-en
General
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Target
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
-
Size
224KB
-
MD5
5c7fb0927db37372da25f270708103a2
-
SHA1
120ed9279d85cbfa56e5b7779ffa7162074f7a29
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SHA256
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
-
SHA512
a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
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SSDEEP
3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Drops startup file 2 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD6FC1.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD6FBA.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe -
Executes dropped EXE 4 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 752 !WannaDecryptor!.exe 4680 !WannaDecryptor!.exe 1012 !WannaDecryptor!.exe 3340 !WannaDecryptor!.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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-1-5-21-3571316656-3665257725-2415531812-1000\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).
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Kills process with taskkill 4 IoCs
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exepid process 2544 taskkill.exe 4608 taskkill.exe 2668 taskkill.exe 3248 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exeWMIC.exevssvc.exedescription pid process Token: SeDebugPrivilege 2544 taskkill.exe Token: SeDebugPrivilege 4608 taskkill.exe Token: SeDebugPrivilege 3248 taskkill.exe Token: SeDebugPrivilege 2668 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 628 vssvc.exe Token: SeRestorePrivilege 628 vssvc.exe Token: SeAuditPrivilege 628 vssvc.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 752 !WannaDecryptor!.exe 752 !WannaDecryptor!.exe 4680 !WannaDecryptor!.exe 4680 !WannaDecryptor!.exe 1012 !WannaDecryptor!.exe 1012 !WannaDecryptor!.exe 3340 !WannaDecryptor!.exe 3340 !WannaDecryptor!.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.execmd.execmd.exe!WannaDecryptor!.execmd.exedescription pid process target process PID 2840 wrote to memory of 4620 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2840 wrote to memory of 4620 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2840 wrote to memory of 4620 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 4620 wrote to memory of 4816 4620 cmd.exe cscript.exe PID 4620 wrote to memory of 4816 4620 cmd.exe cscript.exe PID 4620 wrote to memory of 4816 4620 cmd.exe cscript.exe PID 2840 wrote to memory of 752 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 752 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 752 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 4608 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 4608 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 4608 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 2668 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 2668 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 2668 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 3248 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 3248 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 3248 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 2544 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 2544 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 2544 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2840 wrote to memory of 4680 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 4680 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 4680 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 3128 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2840 wrote to memory of 3128 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2840 wrote to memory of 3128 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 3128 wrote to memory of 1012 3128 cmd.exe !WannaDecryptor!.exe PID 3128 wrote to memory of 1012 3128 cmd.exe !WannaDecryptor!.exe PID 3128 wrote to memory of 1012 3128 cmd.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 3340 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 3340 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2840 wrote to memory of 3340 2840 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 1012 wrote to memory of 4100 1012 !WannaDecryptor!.exe cmd.exe PID 1012 wrote to memory of 4100 1012 !WannaDecryptor!.exe cmd.exe PID 1012 wrote to memory of 4100 1012 !WannaDecryptor!.exe cmd.exe PID 4100 wrote to memory of 2300 4100 cmd.exe WMIC.exe PID 4100 wrote to memory of 2300 4100 cmd.exe WMIC.exe PID 4100 wrote to memory of 2300 4100 cmd.exe WMIC.exe -
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:2840 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 38261715627246.bat2⤵
- Suspicious use of WriteProcessMemory
PID:4620 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:4816
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:752 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4608 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2668 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3248 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2544 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4680 -
C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:3128 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1012 -
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:4100 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2300 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:3340
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:628
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
797B
MD5afa18cf4aa2660392111763fb93a8c3d
SHA1c219a3654a5f41ce535a09f2a188a464c3f5baf5
SHA256227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
SHA5124161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
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Filesize
1KB
MD572aff667aac39f5ec732f7a62202bda3
SHA10f417af03562dd4d9c043fbc94489a2bcb1b6303
SHA25616dfbe1fadd51cae8f43b2cd2b0013a637bef0080465a37e4d19e117a3a6fb2a
SHA512a4411f7bccd642a49792f008a9f56381311cdcb8bc60f9af66ded8fda1a157a3ce20338e8b42c0a5a94ad04bf9d633ae9608453c416440216690e34193815b4b
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Filesize
136B
MD58a41a68a1905db9328517d136e0dfcf7
SHA1cf03f31466df4c02387e8f458d8a67e406168f0e
SHA256c19f60a06164d20fc35e0afb45b7fe1843182fb9b0b6b3289f22695575504eff
SHA512deeceb339fbe57fe6dd8c84a97bca3524edb2a25dc527b7ddd39d967c48f1e8a3c278f94b959ba1ca32a40158a693d6334b19865f35cdb3bf160091cca3dc8dc
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Filesize
136B
MD5d2600d01783f6e4af3ad0f90688a87ca
SHA149fbbfc37b4b8ae7707c63707c64b7850cf3be77
SHA256ba3b80c866ce04e06ac7b2b1acc0d14cad574b1b99b3fbf54e28edcbd486321e
SHA51277fbf263ab82afda6f32c2b7762e4bd2092bd2aa1886ed814abff17f699181e6d3ed3b3a13a24653c513fd2c99dc4ea61e73425b84fb58f98ff775113482e335
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Filesize
136B
MD514fb71da7ec9c56c75519a6885f28d03
SHA1d9b5854a7d5c343b373c2b4a0c52a9825411d880
SHA256c48fdd13a16e7fa671e3e78a2dd05e9026da352780c0ae201e6af925512b0eb3
SHA512c1ecbd348e165ba5351ca68c35eb37384f8c50922c2679f17d87c8f919be97035b566b000e3c51fefe36d08117b4a1078c328a4abd36c512e82d09ad54feb223
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Filesize
336B
MD53540e056349c6972905dc9706cd49418
SHA1492c20442d34d45a6d6790c720349b11ec591cde
SHA25673872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
SHA512c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
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Filesize
219B
MD55f6d40ca3c34b470113ed04d06a88ff4
SHA150629e7211ae43e32060686d6be17ebd492fd7aa
SHA2560fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
SHA5124d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
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Filesize
628B
MD520a30cc77421f2137d6bb9cc4d222d73
SHA15a66ea997ab0a3a94d69a83000f7e059ae41b0af
SHA2566d36a83534283efee9f201bf3c7f2fdb86ff0b4bf3ae097efee18a80e1c62711
SHA512ab97dd4ab4b922c9d52ba002b5cfb31cbe427c603e59ef502ec7c2089404af55b90821e8d1e3c0f3b0b0beef1eeb4c1dc8dae1fbac3d5f3556e0537740acfb1f
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Filesize
42KB
MD5980b08bac152aff3f9b0136b616affa5
SHA12a9c9601ea038f790cc29379c79407356a3d25a3
SHA256402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
SHA512100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
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Filesize
236KB
MD5cf1416074cd7791ab80a18f9e7e219d9
SHA1276d2ec82c518d887a8a3608e51c56fa28716ded
SHA25678e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
SHA5120bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5