Static task
static1
Behavioral task
behavioral1
Sample
2024-06-08_0ff71f6b0edc8131b9d4b3d2d7e87f63_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-08_0ff71f6b0edc8131b9d4b3d2d7e87f63_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-08_0ff71f6b0edc8131b9d4b3d2d7e87f63_cryptolocker
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Size
5.5MB
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MD5
0ff71f6b0edc8131b9d4b3d2d7e87f63
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SHA1
1e08e91f9a465e139660eb9d8a6e9c2c5232e8e8
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SHA256
cb9025778225749f372daabce2da3b9abea49c7cfb1863cdaa863955b73c9c8e
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SHA512
d2a1873dda88925eccfff3edf747d9c0b08a9ae1d6319b374752f1452b61a0ff50f933ba8d586fc5dc3be050da74029b1a82c58961fd6656ea4f2dd8a0a7dbd0
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SSDEEP
98304:Vd3WWklj4b+ZTRXb81tTFjWYt8nfa9WfkOsm5UfjQNYT/StkkLlDzXgsOUlE8Fb:Vd3Vklsb+ZKyYt8fMtOsm5UfjQNqSKcp
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 2024-06-08_0ff71f6b0edc8131b9d4b3d2d7e87f63_cryptolocker
Files
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2024-06-08_0ff71f6b0edc8131b9d4b3d2d7e87f63_cryptolocker.exe windows:5 windows x86 arch:x86
d234aa15b2f3e24689c37424e8f7571e
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
PostQuitMessage
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
.rdata Size: - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.+o$ Size: - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.4nt Size: - Virtual size: 536B
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
.ei; Size: - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.f|z Size: 1024B - Virtual size: 976B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.=b= Size: 5.5MB - Virtual size: 5.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ