Behavioral task
behavioral1
Sample
2024-05-25_e2ef5a57a98b68b2b54dbee69e5f9dac_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-25_e2ef5a57a98b68b2b54dbee69e5f9dac_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-25_e2ef5a57a98b68b2b54dbee69e5f9dac_cryptolocker
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Size
91KB
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MD5
e2ef5a57a98b68b2b54dbee69e5f9dac
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SHA1
1d3048e4d47ff971247e671c1a6b6364b2bb5347
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SHA256
27841f112f1e78aae03fece1eea3e5b05bf6de77c0c373e76ce0be62aa550f92
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SHA512
6172b23e2c0b8dffbf79148ae59d1add6aca640011d00bc1442fad5e7d77a8eee857a5fd7d347158e5c92927daa6899978bfd2ab5217ba5d46fccf85a7eddece
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/DG:n6a+1SEOtEvwDpjYYvQd2PR
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 2024-05-25_e2ef5a57a98b68b2b54dbee69e5f9dac_cryptolocker
Files
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2024-05-25_e2ef5a57a98b68b2b54dbee69e5f9dac_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