Behavioral task
behavioral1
Sample
2024-06-16_4db9182be6b8933d3da507974abd57e7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-16_4db9182be6b8933d3da507974abd57e7_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-16_4db9182be6b8933d3da507974abd57e7_cryptolocker
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Size
42KB
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MD5
4db9182be6b8933d3da507974abd57e7
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SHA1
37c1c2dc391f7bdbacb00d0c137a1399840bc2f7
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SHA256
40d3fd227dd57913c19e1076cb2297874295acafd21b1adf6bc8929899f4d9a6
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SHA512
ff2d16bce26929a4ee31d49ec2e7ae4598daa660c98f776a1fd3ada16ac9fcbf2d53d6c94141dd5c127b8778badbfc9cfe2e4d529a9cb30dd8df6d3035fe7f43
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoWM:ba6YcA/Xk3wXFXSqAJ4
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 2024-06-16_4db9182be6b8933d3da507974abd57e7_cryptolocker
Files
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2024-06-16_4db9182be6b8933d3da507974abd57e7_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