Static task
static1
Behavioral task
behavioral1
Sample
2024-10-12_31cbdc48efa3ccbd8203e6945e22e289_cryptolocker.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-10-12_31cbdc48efa3ccbd8203e6945e22e289_cryptolocker.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-12_31cbdc48efa3ccbd8203e6945e22e289_cryptolocker
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Size
5.5MB
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MD5
31cbdc48efa3ccbd8203e6945e22e289
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SHA1
d5d54f8924ff91962969572c92e97922ff51064b
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SHA256
6719ed6500c6dc0ab7efdef8a1cc41d222131d82162e09fef42e33c96e2e172b
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SHA512
9461d1794300f295cc836ec3ba799632e184a089544fec5ed8f3108ad1408b3ce27be30c3f7cd8c4f77bc202844b783d24f0f2cc790be57b15217491ccd1a1f3
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SSDEEP
98304:ot1QKvyjzO6B3DenIMmzyxD++XsBq+JUieGNt3sB/a1Ed9m+Ufp:otTvgz73XMpxDbcwYvt3sFa4Op
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-12_31cbdc48efa3ccbd8203e6945e22e289_cryptolocker
Files
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2024-10-12_31cbdc48efa3ccbd8203e6945e22e289_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