Behavioral task
behavioral1
Sample
2024-01-24_5fd10cf691fd29bb8aaf5dd6d3cf67d3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_5fd10cf691fd29bb8aaf5dd6d3cf67d3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_5fd10cf691fd29bb8aaf5dd6d3cf67d3_cryptolocker
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Size
81KB
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MD5
5fd10cf691fd29bb8aaf5dd6d3cf67d3
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SHA1
083cf2258f67a8d924c4715ead550b95c1a7692e
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SHA256
cad49a9b4e7b47fad8c3db1329588cb83d73a80a8fe6d86e04c204e5b481195d
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SHA512
a9c8d86dcd80aabf9976c9e203c5d341733346af51eaa95f7877a5366e624e1d7dca1988c06047e7685a887728eab49340bfd4ce3a6e7acefa4100ba100f1114
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vF:T6a+rdOOtEvwDpjNx
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 2024-01-24_5fd10cf691fd29bb8aaf5dd6d3cf67d3_cryptolocker
Files
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2024-01-24_5fd10cf691fd29bb8aaf5dd6d3cf67d3_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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