Analysis
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max time kernel
68s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04-12-2024 17:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe
Resource
win7-20240903-en
windows7-x64
20 signatures
150 seconds
Behavioral task
behavioral2
Sample
ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe
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Size
6.4MB
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MD5
8a016c4ee71532f20b892bb35eb954f4
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SHA1
204c97ab720d12e6fa04cd8bea6da019c1d4317e
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SHA256
ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967
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SHA512
a0ecffce2b724287e8ab01d23d95839d7e522bc27dc14be26b5089bf8704a46c176a87f02648f6ba646938217afb1b33c6e6557ff3dce528497d9b321310c9bd
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SSDEEP
6144:YE9l9yKqIYVTH5DgSg8ajldktM0XXrV2QhMV9qb:YJbLgPluwQhMb
Score
10/10
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Wannacry family
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Executes dropped EXE 2 IoCs
pid Process 2852 tasksche.exe 2540 tasksche.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 2648 icacls.exe -
File and Directory Permissions Modification: Windows File and Directory Permissions Modification 1 TTPs
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe -
System Location Discovery: System Language Discovery 1 TTPs 6 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 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tasksche.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EXCEL.EXE -
Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F9466398-6D93-402C-8269-414A1E0EA80B} ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F9466398-6D93-402C-8269-414A1E0EA80B}\WpadDecision = "0" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-43-9d-b4-86-2f\WpadDecisionTime = d0aefb877546db01 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00be000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F9466398-6D93-402C-8269-414A1E0EA80B}\WpadNetworkName = "Network 3" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F9466398-6D93-402C-8269-414A1E0EA80B}\3a-43-9d-b4-86-2f ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F9466398-6D93-402C-8269-414A1E0EA80B}\WpadDecisionTime = d0aefb877546db01 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-43-9d-b4-86-2f ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-43-9d-b4-86-2f\WpadDecision = "0" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{F9466398-6D93-402C-8269-414A1E0EA80B}\WpadDecisionReason = "1" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-43-9d-b4-86-2f\WpadDecisionReason = "1" ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2700 EXCEL.EXE -
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
pid Process 2540 tasksche.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1104 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1104 taskmgr.exe -
Suspicious use of FindShellTrayWindow 35 IoCs
pid Process 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe -
Suspicious use of SendNotifyMessage 35 IoCs
pid Process 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe 1104 taskmgr.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2700 EXCEL.EXE 2700 EXCEL.EXE 2700 EXCEL.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2464 wrote to memory of 2852 2464 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe 33 PID 2464 wrote to memory of 2852 2464 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe 33 PID 2464 wrote to memory of 2852 2464 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe 33 PID 2464 wrote to memory of 2852 2464 ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe 33 PID 2820 wrote to memory of 2540 2820 cmd.exe 35 PID 2820 wrote to memory of 2540 2820 cmd.exe 35 PID 2820 wrote to memory of 2540 2820 cmd.exe 35 PID 2820 wrote to memory of 2540 2820 cmd.exe 35 PID 2540 wrote to memory of 2728 2540 tasksche.exe 36 PID 2540 wrote to memory of 2728 2540 tasksche.exe 36 PID 2540 wrote to memory of 2728 2540 tasksche.exe 36 PID 2540 wrote to memory of 2728 2540 tasksche.exe 36 PID 2540 wrote to memory of 2648 2540 tasksche.exe 37 PID 2540 wrote to memory of 2648 2540 tasksche.exe 37 PID 2540 wrote to memory of 2648 2540 tasksche.exe 37 PID 2540 wrote to memory of 2648 2540 tasksche.exe 37 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 2728 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe"C:\Users\Admin\AppData\Local\Temp\ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2852
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C:\Users\Admin\AppData\Local\Temp\ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exeC:\Users\Admin\AppData\Local\Temp\ce2194c96ebab334f8484a7a3e45e2c3bb74296fc5eddd335abf3f5c65f34967.exe -m security1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2280
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C:\Windows\system32\cmd.execmd.exe /c "C:\ProgramData\tnwhmlprhins377\tasksche.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2820 -
C:\ProgramData\tnwhmlprhins377\tasksche.exeC:\ProgramData\tnwhmlprhins377\tasksche.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: CmdExeWriteProcessMemorySpam
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Windows\SysWOW64\attrib.exeattrib +h .3⤵
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2728
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C:\Windows\SysWOW64\icacls.exeicacls . /grant Everyone:F /T /C /Q3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:2648
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2700
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1104
Network
MITRE ATT&CK Enterprise v15
Defense Evasion
File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Replay Monitor
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Downloads
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Filesize
3.4MB
MD5a27cfbfad728fa5ec8e701a6f93cab26
SHA1deba582c9c8f059590132395f987c2acf54e7a7f
SHA256c0057fd3141966017014beb71fa2e31d84d3ddd2a9f20e3e6ee26df8165a531f
SHA5128c095ccb3367903bc5498d0222ee537ef2bbd4f4204fe9a9a9babe2426d8a377240a15892e248e6e252bf3b229eecc8b1c960136988bf3398941e20a1e542b5d