Static task
static1
Behavioral task
behavioral1
Sample
2024-05-31_8a3259cbc29a5c5db1e53ba5970469cb_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-31_8a3259cbc29a5c5db1e53ba5970469cb_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_8a3259cbc29a5c5db1e53ba5970469cb_cryptolocker
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Size
43KB
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MD5
8a3259cbc29a5c5db1e53ba5970469cb
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SHA1
feb1953cb7946da41a81d082568d32fd27a4ca86
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SHA256
53b7207a9d88f959feb03e603c400dab9e9a9b8f59d4713164ec8de1c398c7b1
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SHA512
e7dc0fd2640504fe77224f41ec123d5c9ac1276431a06a0e2ce1fc11aa61cfe790fbcdfb6d3c0f11dcc53411a2bc38a877c0d6e5f68f854d6a5f08506ca4b41a
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAydx:bCDOw9aMDooc+vAyj
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-31_8a3259cbc29a5c5db1e53ba5970469cb_cryptolocker
Files
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2024-05-31_8a3259cbc29a5c5db1e53ba5970469cb_cryptolocker.exe windows:5 windows x86 arch:x86
0bcae7989ef60f5550a7f5735f53a2aa
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
EndPaint
GetMessageA
DispatchMessageA
ShowWindow
UpdateWindow
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
PostQuitMessage
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 506B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE