Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_ca4937c27153ff146d4a5e56834a641d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_ca4937c27153ff146d4a5e56834a641d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_ca4937c27153ff146d4a5e56834a641d_cryptolocker
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Size
39KB
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MD5
ca4937c27153ff146d4a5e56834a641d
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SHA1
f8a7f806a1101fbf5db1fd0c61285eb806231f78
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SHA256
e140e068320eb88d97d86720aceb6664872c88f7dea78284e5a5b9651be856a3
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SHA512
7ca6673afc4bfbe24da457b286f654d17d2b068936c4d74c45d52578f5e5a2d4334552ade4df692c0a5e269ecc392a58bb59cc10597a63b117999d5476d78b48
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SSDEEP
768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA5:b/pYayGig5HjS3NPA5
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 2024-01-28_ca4937c27153ff146d4a5e56834a641d_cryptolocker
Files
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2024-01-28_ca4937c27153ff146d4a5e56834a641d_cryptolocker.exe windows:5 windows x86 arch:x86
ad86a1414a0514f4c041167365378f70
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
EndPaint
GetMessageA
DrawTextA
ShowWindow
UpdateWindow
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
PostQuitMessage
SetWindowPos
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
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: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ