Behavioral task
behavioral1
Sample
2024-06-01_47fb35565b51431c20bd405521ea13ff_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-01_47fb35565b51431c20bd405521ea13ff_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-01_47fb35565b51431c20bd405521ea13ff_cryptolocker
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Size
90KB
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MD5
47fb35565b51431c20bd405521ea13ff
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SHA1
8a7e3b836a3066b8f2ec952fb9fb93ab59203138
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SHA256
e3d903bcd265e522e3a0409d2c9e88f193ce55136811300956d799a383581688
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SHA512
fe5f387f29a8edc60bee80c7060325652bda977a4ea81deff8a7ea2755aed3bb1096656ac452ba52f07b778f2b58f9ca8ab79634bc5d0ba1bb388818fc692562
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/j7:n6a+1SEOtEvwDpjYYvQd2Pg
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-06-01_47fb35565b51431c20bd405521ea13ff_cryptolocker
Files
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2024-06-01_47fb35565b51431c20bd405521ea13ff_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: 20KB - Virtual size: 32KB
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: 11KB - 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