Behavioral task
behavioral1
Sample
2024-02-14_491b9c23389e5a0618070ee0419aa334_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_491b9c23389e5a0618070ee0419aa334_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_491b9c23389e5a0618070ee0419aa334_cryptolocker
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Size
115KB
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MD5
491b9c23389e5a0618070ee0419aa334
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SHA1
1d8c90cdbd2dc829336bc854f07e3fb69841f369
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SHA256
084003183d14d14abff7e0455b37529dbe218b953c52ed172c56fd944688c67d
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SHA512
f5faf25a9ba0b45bd64e3bc30d6f957ab208a43b8d39cc146b24d5709c226b583f4f4dea1844a31a2be6f8ed5716d9fcbd834dd808a6c5ff6b2b30cf91e125fe
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX9t:T6a+rdOOtEvwDpjLzh
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 2024-02-14_491b9c23389e5a0618070ee0419aa334_cryptolocker
Files
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2024-02-14_491b9c23389e5a0618070ee0419aa334_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