Behavioral task
behavioral1
Sample
2024-05-17_a171c188f72eeeaaad84e1fbf3c0b743_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-17_a171c188f72eeeaaad84e1fbf3c0b743_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-17_a171c188f72eeeaaad84e1fbf3c0b743_cryptolocker
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Size
90KB
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MD5
a171c188f72eeeaaad84e1fbf3c0b743
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SHA1
3b6bf0a067288dd6a8b5de641aee938d7c9b1d2a
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SHA256
13cd5530f92b44f266bef384e57e46c83bad10b47cd66a63419db6b388f31cfc
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SHA512
057f14777947f2bf49a5faadbe90bab16da3c1447137bd566dada406839bc99b5d91e0c3c0f5bfc6b09b2461b56086f5d422efefd49f043628cfefa423a061e8
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/3O:n6a+1SEOtEvwDpjYYvQd2PV
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 2024-05-17_a171c188f72eeeaaad84e1fbf3c0b743_cryptolocker
Files
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2024-05-17_a171c188f72eeeaaad84e1fbf3c0b743_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