Behavioral task
behavioral1
Sample
2024-05-24_9739349ddea3b07b09511c1a11a5ca4f_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-24_9739349ddea3b07b09511c1a11a5ca4f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-24_9739349ddea3b07b09511c1a11a5ca4f_cryptolocker
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Size
90KB
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MD5
9739349ddea3b07b09511c1a11a5ca4f
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SHA1
d661ec3ec778be298c6ac4fb3294bbe8b3a19d1c
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SHA256
5da31a69f5a47f574e21516f8327c7ec11eec73c12a3e74f4a1f03b37e7d322c
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SHA512
90abff3aaa4027b3812fa7f0cd3d07b45e950886a473c48d2d4c2c4ed5833f2734b2e3a4ca9f30f95572df2c186956140207eb26c1cab7ba0f8fc48c342d7b63
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAy1:n6a+1SEOtEvwDpjYYvQd2P0
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 2024-05-24_9739349ddea3b07b09511c1a11a5ca4f_cryptolocker
Files
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2024-05-24_9739349ddea3b07b09511c1a11a5ca4f_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