Behavioral task
behavioral1
Sample
2024-04-29_a9cc4bee551ece3abbebb87219bd85f0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-29_a9cc4bee551ece3abbebb87219bd85f0_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-29_a9cc4bee551ece3abbebb87219bd85f0_cryptolocker
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Size
107KB
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MD5
a9cc4bee551ece3abbebb87219bd85f0
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SHA1
bcb2be66e24d49b00ca00d802a138cd4030582f6
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SHA256
20af333cc3f68ec8d505b2176f736327370c456f5ace832bf5750001aa2c669a
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SHA512
534929ab16453e48b89de522070a89c92da59baf8bd094b84036fa00aa121964039c475a002a7fe83f5da8992073f28deb6b31c4127b2e98cb7d906c34db1fa4
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksdEQG: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 2024-04-29_a9cc4bee551ece3abbebb87219bd85f0_cryptolocker
Files
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2024-04-29_a9cc4bee551ece3abbebb87219bd85f0_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