Behavioral task
behavioral1
Sample
2024-01-28_990320886b5e5e7a744eec9833608d06_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_990320886b5e5e7a744eec9833608d06_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_990320886b5e5e7a744eec9833608d06_cryptolocker
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Size
106KB
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MD5
990320886b5e5e7a744eec9833608d06
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SHA1
83bd1bc18bf43ef750eeff51c311bbeb0dc7a5e4
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SHA256
e667947e24e6408d36418b967c28d9938443f1483148abe87473e6eed9597473
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SHA512
4081f5278a50d166efa82a4be5b68692459ceda6c9604efba42cbdd210891e90d3ffc85a5ce0db8451eae997b52f2109c2108355264e6f4cbb0336040563dc40
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gkszf4:1nK6a+qdOOtEvwDpjc
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 2024-01-28_990320886b5e5e7a744eec9833608d06_cryptolocker
Files
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2024-01-28_990320886b5e5e7a744eec9833608d06_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