Behavioral task
behavioral1
Sample
2024-02-14_fdd4a979a6ec22380f121dca5af23eee_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_fdd4a979a6ec22380f121dca5af23eee_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_fdd4a979a6ec22380f121dca5af23eee_cryptolocker
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Size
116KB
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MD5
fdd4a979a6ec22380f121dca5af23eee
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SHA1
33bbd0d5ffb06c5bc42328dc60cf39b4b179851e
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SHA256
706abb39210f2f145f7d799cfaa21d7f3ff4b5873b93090ead23b8c5a64ede95
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SHA512
2b548d424003132180053d0a8a9dced591ece2a8ab7f6a1b9bddbe3550ae7eef9d98c91db791167997d788eb9b2c90b0f0a9e99694b4a4926b9a6b3a439dcbd2
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01F:z6a+CdOOtEvwDpjczn
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_fdd4a979a6ec22380f121dca5af23eee_cryptolocker
Files
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2024-02-14_fdd4a979a6ec22380f121dca5af23eee_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