Behavioral task
behavioral1
Sample
2024-04-05_b439dccf0fc7533d0a4ede21e273fb76_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_b439dccf0fc7533d0a4ede21e273fb76_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-05_b439dccf0fc7533d0a4ede21e273fb76_cryptolocker
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Size
64KB
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MD5
b439dccf0fc7533d0a4ede21e273fb76
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SHA1
2020bc264de260ae5f289713772dc3cbf9e8c49b
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SHA256
262d5bbef8b739a7a4854197b5726b35d30e004435a87434538e9ef98dcebd24
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SHA512
08624bec3ef232bf9008b233e10c96c4c65a0cac0511e996a694be517cacbe826abb8c36a41e4f369f96c9db751bb17b3d94e7d06e0c4665a0219ef85f34eb6a
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xw:1nK6a+qdOOtEvwDpj6
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 2024-04-05_b439dccf0fc7533d0a4ede21e273fb76_cryptolocker
Files
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2024-04-05_b439dccf0fc7533d0a4ede21e273fb76_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