Static task
static1
Behavioral task
behavioral1
Sample
2024-05-14_42dedf5fb2efa9870b8678b3d1013c49_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_42dedf5fb2efa9870b8678b3d1013c49_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_42dedf5fb2efa9870b8678b3d1013c49_cryptolocker
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Size
5.5MB
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MD5
42dedf5fb2efa9870b8678b3d1013c49
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SHA1
303c9b99727578986a571962e143708bbc4312a1
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SHA256
1acb5f00c934d307f924ac1e9857c2131aa5cb8e445e3af7247182431a4cb7b7
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SHA512
9866b6e3cc1e2ded92f62490b347d02983bad9ef74f4473cb3d6078a17b716a0a796034661554e394a3044746b02df9c6e5d5b50e9733c6f9926b07aa447a2a4
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SSDEEP
98304:ot1QKvyjzO6B3DenIMmzyxD++XsBq+JUieGNt3sB/a1Ed9m+UfS:otTvgz73XMpxDbcwYvt3sFa4OS
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 2024-05-14_42dedf5fb2efa9870b8678b3d1013c49_cryptolocker
Files
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2024-05-14_42dedf5fb2efa9870b8678b3d1013c49_cryptolocker.exe windows:5 windows x86 arch:x86
bca36106945c15cb017b0fa09fb58bca
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
EndPaint
CharUpperBuffW
kernel32
GetLastError
GetSystemTimeAsFileTime
LocalAlloc
LocalFree
GetModuleFileNameW
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
gdi32
CreateFontIndirectA
Sections
.text Size: - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
./Ew Size: - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.[Xk Size: - Virtual size: 506B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.htext Size: - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.Ed@ Size: - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.yuc Size: 1024B - Virtual size: 968B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.Lbc Size: 5.5MB - Virtual size: 5.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ