Behavioral task
behavioral1
Sample
2024-05-31_cf676734e121de3325e5cded16b60f0b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_cf676734e121de3325e5cded16b60f0b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_cf676734e121de3325e5cded16b60f0b_cryptolocker
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Size
90KB
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MD5
cf676734e121de3325e5cded16b60f0b
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SHA1
2f114380aa5b98160b3039d0f531cddbddbf20c0
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SHA256
389e77fc8cd3ed98aeac96629b7bd0a9cda68c523f8b1dbfaf813a8470f2c7bd
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SHA512
e856c034658968d806c35d921fd8e35eaad1bbee1ae4fdba53934ee4abcb3fe2579c0155833cf634f16b268fd826afc4bc065297ac825025698ee112425dcac6
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/+:n6a+1SEOtEvwDpjYYvQd2PN
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 2024-05-31_cf676734e121de3325e5cded16b60f0b_cryptolocker
Files
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2024-05-31_cf676734e121de3325e5cded16b60f0b_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