Behavioral task
behavioral1
Sample
2024-02-13_3c85c1eadd49ea2fe251890cd2149a71_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_3c85c1eadd49ea2fe251890cd2149a71_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_3c85c1eadd49ea2fe251890cd2149a71_cryptolocker
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Size
63KB
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MD5
3c85c1eadd49ea2fe251890cd2149a71
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SHA1
fd144d6aee019e2ecbc17b7dc570124373ccab7b
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SHA256
71ee92b9f6ccaa434efceaeb2d88284f2afe14efcf9804cacf038d0ff9b12c8c
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SHA512
e293b20ebe6412311ef016cc3bd83497757b41c430e2ac66f320ca2c2ca61ea80fae9c06a0cd940d0cbf30f5002d0a5668217b34214d061c7fe7bfd86b47f505
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UT:1nK6a+qdOOtEvwDpjq
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 2024-02-13_3c85c1eadd49ea2fe251890cd2149a71_cryptolocker
Files
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2024-02-13_3c85c1eadd49ea2fe251890cd2149a71_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