Static task
static1
Behavioral task
behavioral1
Sample
2024-04-23_f7c5967bf93bee2f0c19640511d91f9a_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-23_f7c5967bf93bee2f0c19640511d91f9a_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_f7c5967bf93bee2f0c19640511d91f9a_cryptolocker
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Size
40KB
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MD5
f7c5967bf93bee2f0c19640511d91f9a
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SHA1
8825960c773be17c42630a1236df8796e2519eeb
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SHA256
3c25eedd08e66cb7fe7cb1b4a11ccb6077b617084f0d2f4b0503ac47af9c088b
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SHA512
bedfad71addb68f82be71f86da9aeca2f419de8930d7a5292e58e258f32d0b79d65225598e2c089de544b2d4233ff452f3fd5e661567b97761b877af1eda2008
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtA4:bCDOw9aMDooc+vA4
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 2024-04-23_f7c5967bf93bee2f0c19640511d91f9a_cryptolocker
Files
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2024-04-23_f7c5967bf93bee2f0c19640511d91f9a_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