Behavioral task
behavioral1
Sample
2024-02-14_a89c814b19f8d382419420b8f93e8bd9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_a89c814b19f8d382419420b8f93e8bd9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_a89c814b19f8d382419420b8f93e8bd9_cryptolocker
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Size
70KB
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MD5
a89c814b19f8d382419420b8f93e8bd9
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SHA1
5aeb3fbafee05a2f58781ddf1cf37d08990fb973
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SHA256
c91a2b984f71fe25d1049ef2b3b635a4331be63a4a6c9f4859b0d5b2361e68bb
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SHA512
750c31ab46ba8ca2e2f2f006b304915d70a65b47f9bf2454ce7ab437e920eeeadf9d78485473293d7710a35786b1590d0ef61d76902e6299fd90255a97c60dbc
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeB+0:z6a+CdOOtEvwDpjQb
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 2024-02-14_a89c814b19f8d382419420b8f93e8bd9_cryptolocker
Files
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2024-02-14_a89c814b19f8d382419420b8f93e8bd9_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: 10KB - 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