Behavioral task
behavioral1
Sample
2024-05-09_30202a8de7c2842e0ab98fa9fed308cf_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-09_30202a8de7c2842e0ab98fa9fed308cf_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-09_30202a8de7c2842e0ab98fa9fed308cf_cryptolocker
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Size
56KB
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MD5
30202a8de7c2842e0ab98fa9fed308cf
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SHA1
25b9f8fddffd92bf7406d223ebcc51b2edd66260
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SHA256
ed44e1677b19cf5a7a7d8f5290f3bfdb440a60113580963f7736dd0caa8daaf7
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SHA512
3563c1da24633983bdcf497f7bb0db4e4191c996671da715f09dde7ece64b67f2c6e9dcc609cb9dc67064be5838422fc17afa3aa5d79d4dbd3ec13cdeeee271d
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlz:bP9g/xtCS3Dxx0g
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-09_30202a8de7c2842e0ab98fa9fed308cf_cryptolocker
Files
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2024-05-09_30202a8de7c2842e0ab98fa9fed308cf_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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