Static task
static1
Behavioral task
behavioral1
Sample
2024-05-21_457e9ddcb0d941e9303bd9dac8956c19_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-21_457e9ddcb0d941e9303bd9dac8956c19_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-21_457e9ddcb0d941e9303bd9dac8956c19_cryptolocker
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Size
30KB
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MD5
457e9ddcb0d941e9303bd9dac8956c19
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SHA1
373c7be2a5e587f88ca0eada3b900ffe55d61a02
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SHA256
2b5274e2dbedf8a3439948a4e901fb88a4ca532748060425753126b5039a7b6a
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SHA512
6b7242b68822c0b32fc59fbb3217cbe458cc927d0fa08c383aafbe6de6e9a8ed32c16f4f422756d53c2c4bb3c0822071fbecb2af912934ce065e855ffe71bed0
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SSDEEP
768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGbNAKSjNf2ijq:o1KhxqwtdgI2MyzNORQtOflIwoHNV2Xl
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 2024-05-21_457e9ddcb0d941e9303bd9dac8956c19_cryptolocker
Files
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2024-05-21_457e9ddcb0d941e9303bd9dac8956c19_cryptolocker.exe windows:5 windows x86 arch:x86
db206e36db5c9492ce02c61a679129e2
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
BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
LoadIconA
DestroyWindow
LoadCursorA
GetClientRect
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
DeleteFileA
CloseHandle
CreateFileA
gdi32
DeleteObject
CreateFontIndirectA
Sections
.text Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 3KB - Virtual size: 3KB
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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ