Behavioral task
behavioral1
Sample
2024-05-30_ac78731c05b22ca2b0834ee0aedd9b7d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-30_ac78731c05b22ca2b0834ee0aedd9b7d_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-30_ac78731c05b22ca2b0834ee0aedd9b7d_cryptolocker
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Size
91KB
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MD5
ac78731c05b22ca2b0834ee0aedd9b7d
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SHA1
a7cbbfa5d91f6507c7eccf20f6f9515ac0d59f64
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SHA256
70349a35351d7fd32ff487ed86733084ce4466f18a59a337cebb7524c659698c
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SHA512
0652f59a202512fc5fa7a7ad8c19cdeff40c24506d61af71fbfe3ca92e3cc0c5adfcb432c100c702dea82f040f5d21a85862f5a16eb3195fb55bf5a5dccf74f9
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAy+:n6a+1SEOtEvwDpjYYvQd2P7
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 2024-05-30_ac78731c05b22ca2b0834ee0aedd9b7d_cryptolocker
Files
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2024-05-30_ac78731c05b22ca2b0834ee0aedd9b7d_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