Static task
static1
Behavioral task
behavioral1
Sample
2024-04-25_0c8144e8dfab52c5d1f649d6bc0ac3bd_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-25_0c8144e8dfab52c5d1f649d6bc0ac3bd_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_0c8144e8dfab52c5d1f649d6bc0ac3bd_cryptolocker
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Size
41KB
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MD5
0c8144e8dfab52c5d1f649d6bc0ac3bd
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SHA1
72de8842a81f5d6237341053921e15c990f11402
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SHA256
77987d62ee89f7b75ee1a0ccee2d739f06a219dfa25f51e452cb4d9929ed10c9
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SHA512
d5a4329dc9bbecb1df5513c214a9f123b0ecd88e92543d7774116dce9e53405e13cdf57e9291390f22184b673b125efa6dae3e68e08e586835e897d3c2ff2e48
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAX+:bCDOw9aMDooc+vAX+
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 2024-04-25_0c8144e8dfab52c5d1f649d6bc0ac3bd_cryptolocker
Files
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2024-04-25_0c8144e8dfab52c5d1f649d6bc0ac3bd_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