Static task
static1
Behavioral task
behavioral1
Sample
2024-03-26_4d5862beea472fa2ab5865f907b0747b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_4d5862beea472fa2ab5865f907b0747b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_4d5862beea472fa2ab5865f907b0747b_cryptolocker
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Size
40KB
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MD5
4d5862beea472fa2ab5865f907b0747b
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SHA1
613f520549a5764ddc5409f9ee6c924018d92e6a
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SHA256
e889c20dfff6d6ee9a5298d04727893d5e80fdcb76bcad4cc7d9cef29a8ccb23
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SHA512
f3ad3c1edad34124c135a220c31ad7907fa555e70ec5d2db3c90f655f9bf79aed9eed802c9b5ee6385855b8f574d6e89aa43e7230966ff8691316a2ef083faed
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAn:bCDOw9aMDooc+vAn
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 2024-03-26_4d5862beea472fa2ab5865f907b0747b_cryptolocker
Files
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2024-03-26_4d5862beea472fa2ab5865f907b0747b_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