Analysis
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max time kernel
79s -
max time network
79s -
platform
windows10-1703_x64 -
resource
win10-20240611-en -
resource tags
arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system -
submitted
25-09-2024 10:41
Static task
static1
Behavioral task
behavioral1
Sample
01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe
Resource
win10-20240611-en
General
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Target
01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe
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Size
224KB
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MD5
75031983cb851f3475c460a40797fe62
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SHA1
4ee0238f082123aeb7642ea2e427f57cf4ee954a
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SHA256
01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4
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SHA512
635b72c7fb8d8b3818364a8a239941d4b4ec608f3d87ee966ce6abd599b847f2aee1e895d996391a1802a57afb41127fbc5e87020b5b280aca2066039e94ca36
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SSDEEP
3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/Efc:+5RwTs/dSXj84mRXPemxdBlPvLzLe
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
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SDC74.tmp 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SDC6D.tmp 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe -
Executes dropped EXE 4 IoCs
pid Process 4892 !WannaDecryptor!.exe 3324 !WannaDecryptor!.exe 3860 !WannaDecryptor!.exe 4188 !WannaDecryptor!.exe -
Reads user/profile data of web browsers 3 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
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Update Task Scheduler = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe\" /r" 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1453213197-474736321-1741884505-1000\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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System Location Discovery: System Language Discovery 1 TTPs 15 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vssadmin.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WMIC.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cscript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 5032 vssadmin.exe -
Kills process with taskkill 4 IoCs
pid Process 1496 taskkill.exe 1444 taskkill.exe 4856 taskkill.exe 3836 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 3836 taskkill.exe Token: SeDebugPrivilege 1496 taskkill.exe Token: SeDebugPrivilege 1444 taskkill.exe Token: SeDebugPrivilege 4856 taskkill.exe Token: SeBackupPrivilege 1440 vssvc.exe Token: SeRestorePrivilege 1440 vssvc.exe Token: SeAuditPrivilege 1440 vssvc.exe Token: SeIncreaseQuotaPrivilege 1456 WMIC.exe Token: SeSecurityPrivilege 1456 WMIC.exe Token: SeTakeOwnershipPrivilege 1456 WMIC.exe Token: SeLoadDriverPrivilege 1456 WMIC.exe Token: SeSystemProfilePrivilege 1456 WMIC.exe Token: SeSystemtimePrivilege 1456 WMIC.exe Token: SeProfSingleProcessPrivilege 1456 WMIC.exe Token: SeIncBasePriorityPrivilege 1456 WMIC.exe Token: SeCreatePagefilePrivilege 1456 WMIC.exe Token: SeBackupPrivilege 1456 WMIC.exe Token: SeRestorePrivilege 1456 WMIC.exe Token: SeShutdownPrivilege 1456 WMIC.exe Token: SeDebugPrivilege 1456 WMIC.exe Token: SeSystemEnvironmentPrivilege 1456 WMIC.exe Token: SeRemoteShutdownPrivilege 1456 WMIC.exe Token: SeUndockPrivilege 1456 WMIC.exe Token: SeManageVolumePrivilege 1456 WMIC.exe Token: 33 1456 WMIC.exe Token: 34 1456 WMIC.exe Token: 35 1456 WMIC.exe Token: 36 1456 WMIC.exe Token: SeIncreaseQuotaPrivilege 1456 WMIC.exe Token: SeSecurityPrivilege 1456 WMIC.exe Token: SeTakeOwnershipPrivilege 1456 WMIC.exe Token: SeLoadDriverPrivilege 1456 WMIC.exe Token: SeSystemProfilePrivilege 1456 WMIC.exe Token: SeSystemtimePrivilege 1456 WMIC.exe Token: SeProfSingleProcessPrivilege 1456 WMIC.exe Token: SeIncBasePriorityPrivilege 1456 WMIC.exe Token: SeCreatePagefilePrivilege 1456 WMIC.exe Token: SeBackupPrivilege 1456 WMIC.exe Token: SeRestorePrivilege 1456 WMIC.exe Token: SeShutdownPrivilege 1456 WMIC.exe Token: SeDebugPrivilege 1456 WMIC.exe Token: SeSystemEnvironmentPrivilege 1456 WMIC.exe Token: SeRemoteShutdownPrivilege 1456 WMIC.exe Token: SeUndockPrivilege 1456 WMIC.exe Token: SeManageVolumePrivilege 1456 WMIC.exe Token: 33 1456 WMIC.exe Token: 34 1456 WMIC.exe Token: 35 1456 WMIC.exe Token: 36 1456 WMIC.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4892 !WannaDecryptor!.exe 4892 !WannaDecryptor!.exe 3324 !WannaDecryptor!.exe 3324 !WannaDecryptor!.exe 3860 !WannaDecryptor!.exe 3860 !WannaDecryptor!.exe 4188 !WannaDecryptor!.exe 4188 !WannaDecryptor!.exe -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 5020 wrote to memory of 2940 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 71 PID 5020 wrote to memory of 2940 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 71 PID 5020 wrote to memory of 2940 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 71 PID 2940 wrote to memory of 2220 2940 cmd.exe 73 PID 2940 wrote to memory of 2220 2940 cmd.exe 73 PID 2940 wrote to memory of 2220 2940 cmd.exe 73 PID 5020 wrote to memory of 4892 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 74 PID 5020 wrote to memory of 4892 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 74 PID 5020 wrote to memory of 4892 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 74 PID 5020 wrote to memory of 1444 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 76 PID 5020 wrote to memory of 1444 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 76 PID 5020 wrote to memory of 1444 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 76 PID 5020 wrote to memory of 1496 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 77 PID 5020 wrote to memory of 1496 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 77 PID 5020 wrote to memory of 1496 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 77 PID 5020 wrote to memory of 4856 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 78 PID 5020 wrote to memory of 4856 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 78 PID 5020 wrote to memory of 4856 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 78 PID 5020 wrote to memory of 3836 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 79 PID 5020 wrote to memory of 3836 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 79 PID 5020 wrote to memory of 3836 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 79 PID 5020 wrote to memory of 3324 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 86 PID 5020 wrote to memory of 3324 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 86 PID 5020 wrote to memory of 3324 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 86 PID 5020 wrote to memory of 2208 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 87 PID 5020 wrote to memory of 2208 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 87 PID 5020 wrote to memory of 2208 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 87 PID 2208 wrote to memory of 3860 2208 cmd.exe 89 PID 2208 wrote to memory of 3860 2208 cmd.exe 89 PID 2208 wrote to memory of 3860 2208 cmd.exe 89 PID 5020 wrote to memory of 4188 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 90 PID 5020 wrote to memory of 4188 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 90 PID 5020 wrote to memory of 4188 5020 01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe 90 PID 3860 wrote to memory of 2784 3860 !WannaDecryptor!.exe 91 PID 3860 wrote to memory of 2784 3860 !WannaDecryptor!.exe 91 PID 3860 wrote to memory of 2784 3860 !WannaDecryptor!.exe 91 PID 2784 wrote to memory of 5032 2784 cmd.exe 93 PID 2784 wrote to memory of 5032 2784 cmd.exe 93 PID 2784 wrote to memory of 5032 2784 cmd.exe 93 PID 2784 wrote to memory of 1456 2784 cmd.exe 95 PID 2784 wrote to memory of 1456 2784 cmd.exe 95 PID 2784 wrote to memory of 1456 2784 cmd.exe 95 -
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\01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe"C:\Users\Admin\AppData\Local\Temp\01ce2c3c8448bae948c37ceeb6e9631805055738b5b94b22dfa8a005ece895c4.exe"1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5020 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 293071727260895.bat2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵
- System Location Discovery: System Language Discovery
PID:2220
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4892
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1444
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1496
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4856
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3836
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3324
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3860 -
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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\Windows\SysWOW64\vssadmin.exevssadmin delete shadows /all /quiet5⤵
- System Location Discovery: System Language Discovery
- Interacts with shadow copies
PID:5032
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1456
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4188
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1440
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
797B
MD5afa18cf4aa2660392111763fb93a8c3d
SHA1c219a3654a5f41ce535a09f2a188a464c3f5baf5
SHA256227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
SHA5124161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
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Filesize
1KB
MD516b7d4fb0112a15669fc56559cf0cde3
SHA1e101dc8537b238f184d7e934bc3229c3f5e4fae1
SHA256c50a8c39f46cc5158fda56af574c52ab26a9800fc91dac01d0e8940c04fbec88
SHA512c369b3bfa4118316a18cc7387a603530e363090a3479dd1d3cb866f428639d7f89b23a4245446867e01abad6adfb7751479d4d5cfb1c14a0269c1853b66a61fa
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Filesize
136B
MD5ae0101055f08d96ddaa724b8e70b5733
SHA1ab6fc1a10382d63ba04459bfe15eeeb15da6e4ad
SHA256358582f7e3531575d61b142535659680480ad9b7e7e125566acea51d9f9b38aa
SHA512e0f5cae417a7fd139e4c3af26f975fd9b907e9333adf9b9116972f1a857e283da623834086d37782b5e14307db14bc133c57fa2176efeceb9932fb75f61b8ce9
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Filesize
136B
MD5ec5cbc04aaf2f43e7bb8b9b4024b8942
SHA169ad7b0e39b9b935e5214243f88530b84557d978
SHA2562afb774d2b983d1644cef94815ae220f3522fdab9e2ac08c457b810bd29595a9
SHA51212bc548093d37dcd9b886768a34eeec47c2de9033129cc78ffd6548469e63b2f5d8268ee852ca5329b183fcc2012ce00cdb1897e7b396b82ecb7c50f22cc0470
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Filesize
136B
MD5694d4496ddbdedac4e6b20a281d17a64
SHA1e8e3734b0319ec901eeaacbed9afa5beedc855d2
SHA256c13d6c06c5e557e6badbdbf2ea5cffb82171a959b87e054b2e888ecbed8d97ff
SHA51263d19329a4b21ee0bd2d84193a9068f4a1e468dcad91e615707d727434e3d4d5ce0882786c4d4436f93598bbfc066217d4b5fc7afe162c5e28209f26c494f29b
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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
MD582dd5e8931c948183b28a52f68c6ec98
SHA1aa62f95a076e7821765f0de32a0dd918f62a72b3
SHA2564d66628bfea4f493bbc34cd18f927de175d4639d272476659783b605b7aa3a7f
SHA512141544db1beaf26070c6cd61c6962a784e9ca93a4bfe3307db4498dff669abf7f172665994c79210bccfad340002f6f083af0537329c3bb62cde941a4efd701f
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Filesize
42KB
MD5980b08bac152aff3f9b0136b616affa5
SHA12a9c9601ea038f790cc29379c79407356a3d25a3
SHA256402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
SHA512100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
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Filesize
236KB
MD5cf1416074cd7791ab80a18f9e7e219d9
SHA1276d2ec82c518d887a8a3608e51c56fa28716ded
SHA25678e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
SHA5120bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5