Behavioral task
behavioral1
Sample
2024-02-03_f908c0a379c6c747fff5b18d89c3d995_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_f908c0a379c6c747fff5b18d89c3d995_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_f908c0a379c6c747fff5b18d89c3d995_cryptolocker
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Size
116KB
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MD5
f908c0a379c6c747fff5b18d89c3d995
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SHA1
e3f1e5581258c6ac75d5ff57400b117eb0ceefff
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SHA256
09f95f3e70307bca865a5e2cbbb5a7608c053e713f9847b991469ac75a6524a2
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SHA512
648825fe9c02917369cdf53103f35c878b6c063d0b90a8ebfa54863b7356fe8a0e97412a1bbe917f55afdb749cb4d43e305d6d55246f431e76321218149f36df
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01G:z6a+CdOOtEvwDpjcz4
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 2024-02-03_f908c0a379c6c747fff5b18d89c3d995_cryptolocker
Files
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2024-02-03_f908c0a379c6c747fff5b18d89c3d995_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