Behavioral task
behavioral1
Sample
2024-05-13_ffba8cb1e2068853f439d479ddf5fac3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-13_ffba8cb1e2068853f439d479ddf5fac3_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-13_ffba8cb1e2068853f439d479ddf5fac3_cryptolocker
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Size
41KB
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MD5
ffba8cb1e2068853f439d479ddf5fac3
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SHA1
a87ece6ab2aec8a185689c0338bbe06f48a859bc
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SHA256
3495352b4d8b499291caca7e46f19e4ac833cc49f837a3a4abc896f00797113e
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SHA512
d72955ce10be8f33821b4f123a7587c1df9b20a3e139104f08f68a636de4131ccb6809fca9036f5bf1298ad1b557bd506f9e4b2e1c22d007dd5ca7643530849f
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHNQr:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKCr
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-13_ffba8cb1e2068853f439d479ddf5fac3_cryptolocker
Files
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2024-05-13_ffba8cb1e2068853f439d479ddf5fac3_cryptolocker.exe windows:5 windows x86 arch:x86
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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE