Behavioral task
behavioral1
Sample
2024-02-17_1203d5e452d85ef4ee85489f8d4079a1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_1203d5e452d85ef4ee85489f8d4079a1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_1203d5e452d85ef4ee85489f8d4079a1_cryptolocker
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Size
105KB
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MD5
1203d5e452d85ef4ee85489f8d4079a1
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SHA1
315c20c14dd0c79a389f7b8181d3d03d8a6d6e1d
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SHA256
25c485012edd92a64146861ec966a3c8efc98e6324136f95cd9f73f15a5cb79f
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SHA512
fa562d6232e951f548381530c94e0bc1992f707db593810007987371578b7dc25d7d777be227fc7a10771b6b93fec29a00a3b06d1bede7ad0fae6da0e49488db
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gks0q:1nK6a+qdOOtEvwDpjf
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 2024-02-17_1203d5e452d85ef4ee85489f8d4079a1_cryptolocker
Files
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2024-02-17_1203d5e452d85ef4ee85489f8d4079a1_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