Behavioral task
behavioral1
Sample
2024-05-25_ebb6bf7be2921b7a447a1bd31d2087db_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-25_ebb6bf7be2921b7a447a1bd31d2087db_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-25_ebb6bf7be2921b7a447a1bd31d2087db_cryptolocker
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Size
56KB
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MD5
ebb6bf7be2921b7a447a1bd31d2087db
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SHA1
54755f10e13c4ef5aded64261615bad21a472502
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SHA256
c9a581ff5a7f0a85c3c8bfbe45c283da30a02f8fd74d6d5b52739bc04706dbd8
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SHA512
cfd45a70015796be1e644c4118b0924433f309cc02f64fad59bacd61db7df3c66c55383cb970ad39d65624ba399689bdbd4f34f7235f521017e745c0cecf22db
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlf:bP9g/xtCS3Dxx0U
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 2024-05-25_ebb6bf7be2921b7a447a1bd31d2087db_cryptolocker
Files
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2024-05-25_ebb6bf7be2921b7a447a1bd31d2087db_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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