Behavioral task
behavioral1
Sample
2024-06-03_bef317d7f63a2bbf842c2ec6455b1156_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-03_bef317d7f63a2bbf842c2ec6455b1156_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-03_bef317d7f63a2bbf842c2ec6455b1156_cryptolocker
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Size
60KB
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MD5
bef317d7f63a2bbf842c2ec6455b1156
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SHA1
d97dd8c1e88732e47a06880a6e1ab01860d9cc51
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SHA256
bfec4d56e036fec8b2562080fb7b79d901e1b49b38210006f89165f82a482439
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SHA512
5c6959fd64bed0b881fb02888934861535f238d021f8d316b0b440bc38727495c29997cc1553ae9ed9e8deef32f53100f0c1bbc7759359022e265265b3421d9b
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pS:H6QFElP6n+gou9cvMOtEvwDpjCpVXY
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 2024-06-03_bef317d7f63a2bbf842c2ec6455b1156_cryptolocker
Files
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2024-06-03_bef317d7f63a2bbf842c2ec6455b1156_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_CODE
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