Behavioral task
behavioral1
Sample
2024-02-28_8d061671cd8a644c64d4e5437958d540_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-28_8d061671cd8a644c64d4e5437958d540_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_8d061671cd8a644c64d4e5437958d540_cryptolocker
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Size
70KB
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MD5
8d061671cd8a644c64d4e5437958d540
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SHA1
a8638fdc04c4fb6cafa7575fe8609a811ce68b1f
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SHA256
f7ffef7ebd29acbfa5afc277a31394f662289d418c2001c6372efdf757cf3722
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SHA512
22c56ed50838f6e83632c9d637134c47927934911827d321507e43d5c0b56cfc897b949dd9cd0e6257a8c01dc70d99bb2740c0f507e795cac9a9b20b9ba4ad15
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBX:z6a+CdOOtEvwDpjQl
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 2024-02-28_8d061671cd8a644c64d4e5437958d540_cryptolocker
Files
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2024-02-28_8d061671cd8a644c64d4e5437958d540_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_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