Static task
static1
Behavioral task
behavioral1
Sample
2024-04-24_f4754aa2296179967a2a3ce740fd7da2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_f4754aa2296179967a2a3ce740fd7da2_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_f4754aa2296179967a2a3ce740fd7da2_cryptolocker
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Size
50KB
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MD5
f4754aa2296179967a2a3ce740fd7da2
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SHA1
dc3a4234ee9b3e2f81b81a6e7cbdd81e688d8a16
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SHA256
a1be4a01c9648527e9456656fd4028f47e575171c3877c2b3ac4af2b80a1b5f3
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SHA512
ce55f3eab9d49014e16b3758b7eb42d18b3a35f1b4348bdd1e6875e22665f6d62441e31706151d102fb360a69c1a34d52ed8c492c16b8bc01d817a2ef4c92012
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaaEqbIu55id3AMWZeP/:X6QFElP6n+gJQMOtEvwDpjB0GIWiWL2/
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-24_f4754aa2296179967a2a3ce740fd7da2_cryptolocker
Files
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2024-04-24_f4754aa2296179967a2a3ce740fd7da2_cryptolocker.exe windows:5 windows x86 arch:x86
7ba3aa8366ce167c7a77ebd6e6fea8e5
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
ShowWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
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: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ