Behavioral task
behavioral1
Sample
2024-01-23_ef304c32e29f879dbef57cc04348f4c7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_ef304c32e29f879dbef57cc04348f4c7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_ef304c32e29f879dbef57cc04348f4c7_cryptolocker
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Size
60KB
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MD5
ef304c32e29f879dbef57cc04348f4c7
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SHA1
1feca7e5f71a9156c52daf1f89382fea97ce2bd0
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SHA256
0e366ac7622c58c08470b3d7a268eed6285f31d44e60b1a33f504392e0dac19b
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SHA512
716c7e02395878e1649b81efb5685a1119a70ee508ea950c01d7731d6bf801f2bd83ed0c084f93523dd624588e9e6122156daf3300f2211db3954d2a75b8bf14
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SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gzJum/kLyMro2GtOOtEvwDpjK:P8mnK6QFElP6n+gz0mddpMOtEvwDpj
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 2024-01-23_ef304c32e29f879dbef57cc04348f4c7_cryptolocker
Files
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2024-01-23_ef304c32e29f879dbef57cc04348f4c7_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE