Static task
static1
Behavioral task
behavioral1
Sample
2024-03-15_298801fc0109d7552b9a2123f44814bb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_298801fc0109d7552b9a2123f44814bb_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_298801fc0109d7552b9a2123f44814bb_cryptolocker
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Size
55KB
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MD5
298801fc0109d7552b9a2123f44814bb
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SHA1
2e9d4c5fd8e7657706f2e0bc0a8336961425cf90
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SHA256
f8bdc9c2a6b9ffa2da8a5c6546a2c78dc93ffbbb6496fe60afde9ef6adba667b
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SHA512
e20d2d03b490df79809e5052394a620c35abc8636629dcfcf7158449c321a436bc97ac057eefb717b7f56af599c52e68613dd37d4f40bd1e862510485dfeeb74
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SSDEEP
768:79inqyNR/QtOOtEvwDpjBK/iVTab3GRuv3VylSV/CdvmQe:79mqyNhQMOtEvwDpjBPY7xv3g8emd
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 2024-03-15_298801fc0109d7552b9a2123f44814bb_cryptolocker
Files
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2024-03-15_298801fc0109d7552b9a2123f44814bb_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_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.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
.rlwEs Size: 1KB - Virtual size: 1KB
IMAGE_SCN_MEM_READ
.wdbm Size: 1024B - Virtual size: 1024B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.epwjdwx Size: 1024B - Virtual size: 1024B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.RisVgtS Size: 3KB - Virtual size: 2KB
IMAGE_SCN_MEM_READ
.zKnY Size: 1024B - Virtual size: 753B
IMAGE_SCN_MEM_READ