Behavioral task
behavioral1
Sample
2024-04-17_f31d3c5febf3945995391710929d7fa0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_f31d3c5febf3945995391710929d7fa0_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_f31d3c5febf3945995391710929d7fa0_cryptolocker
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Size
57KB
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MD5
f31d3c5febf3945995391710929d7fa0
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SHA1
5ca4a57d6b3579886bd803f54b4514583ae2e558
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SHA256
56687cca2ad3c0c5cb172132bb9ebbaaa67a3180dfb8ff0e9b4340743378e226
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SHA512
949436a4aaaf9c8e891d6e44aa86d59dda6d099efbbe935ee19ca2c72de550dd5c19b9608271298f307b361ab5abb647226a65526da4dfbd5268b49a465b42a5
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPy:H6QFElP6n+gou9cvMOtEvwDpjCpVXv
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 2024-04-17_f31d3c5febf3945995391710929d7fa0_cryptolocker
Files
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2024-04-17_f31d3c5febf3945995391710929d7fa0_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: 11KB - 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