Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_f98caf2e66e945c86f82035c04cff01a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_f98caf2e66e945c86f82035c04cff01a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_f98caf2e66e945c86f82035c04cff01a_cryptolocker
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Size
87KB
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MD5
f98caf2e66e945c86f82035c04cff01a
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SHA1
2ff0e5bbef6c2087cca2c21d22f1280e3285f34c
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SHA256
31b8226c6c5d329f15cdcc93e1e1698e790aeb967ecdae08ac9dd5322d3f5cdc
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SHA512
1383ae58bde224e5af8bedae4a239c0ac9abc13b3ba68e7752603ce440450c25a2575113eebff7d3fe3e51e2ab38a38bc40b5e509cfa0b21674f7d68edd31eed
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SSDEEP
1536:vj+jsMQMOtEvwDpj5H8u8rBN6nqEZNi1OkQp:vCjsIOtEvwDpj5H8zPsX
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 2024-01-24_f98caf2e66e945c86f82035c04cff01a_cryptolocker
Files
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2024-01-24_f98caf2e66e945c86f82035c04cff01a_cryptolocker.exe windows:5 windows x86 arch:x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
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: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ