Behavioral task
behavioral1
Sample
2024-04-06_4f9d45ee1dcca39b4ecbfb4a521f5859_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_4f9d45ee1dcca39b4ecbfb4a521f5859_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_4f9d45ee1dcca39b4ecbfb4a521f5859_cryptolocker
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Size
64KB
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MD5
4f9d45ee1dcca39b4ecbfb4a521f5859
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SHA1
064ebc1f1e47c679313e87711ed4661a61131e42
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SHA256
e0fce176347e8e2a11a1be8fe6a69e428a773fdd35ebc8f6de810a011ad337a3
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SHA512
4aeb6c5f47c45a105f6ba44b95d49a954eb61fe267c1450bf887e2434cb396b15597078ce7bedeb6683cad115b31c039ea37c2da5fd40dada75030bcc15e4413
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xe:1nK6a+qdOOtEvwDpj8
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 2024-04-06_4f9d45ee1dcca39b4ecbfb4a521f5859_cryptolocker
Files
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2024-04-06_4f9d45ee1dcca39b4ecbfb4a521f5859_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE