Static task
static1
Behavioral task
behavioral1
Sample
ef41d3ace81ddf8ea383aaffc072fa2c_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
ef41d3ace81ddf8ea383aaffc072fa2c_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
ef41d3ace81ddf8ea383aaffc072fa2c_cryptolocker_JC.exe
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Size
38KB
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MD5
ef41d3ace81ddf8ea383aaffc072fa2c
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SHA1
a8425a461c6292e7277a76661580917fb3d892c1
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SHA256
99a1d631cbacdbabc7a884550b07143aabfa32ebafe027aad133fae3f0c4cd05
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SHA512
c182c579368642553bbb8c993475553ad3dbf780b45c88a8beda50c10e2b6780d6e72e0794c4b158a238993a50c3761aa39987a13487205c61f1d65384910d2c
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SSDEEP
768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGpebVIYLHA3Kxp:o1KhxqwtdgI2MyzNORQtOflIwoHNV2X4
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ef41d3ace81ddf8ea383aaffc072fa2c_cryptolocker_JC.exe
Files
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ef41d3ace81ddf8ea383aaffc072fa2c_cryptolocker_JC.exe.exe windows x86
db206e36db5c9492ce02c61a679129e2
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
LoadIconA
DestroyWindow
LoadCursorA
GetClientRect
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
DeleteFileA
CloseHandle
CreateFileA
gdi32
DeleteObject
CreateFontIndirectA
Sections
.text Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ