Behavioral task
behavioral1
Sample
2024-05-03_a47c3ae168b5902f09f91fa7663e1d28_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-03_a47c3ae168b5902f09f91fa7663e1d28_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-03_a47c3ae168b5902f09f91fa7663e1d28_cryptolocker
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Size
56KB
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MD5
a47c3ae168b5902f09f91fa7663e1d28
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SHA1
d619c71028908877b3db3ba589f3de15dac78187
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SHA256
94d96af92880bf913ccbcfd7179f8cd07626bc4ec75315b8b3669525863ae998
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SHA512
1a0bcaaaae492cf4de0e46f5066250533db89a4a8b9c22ebf79e15e960c6a78458bb2bc41c6974f22add9b9f6d51154b4cad90015767f42ec627552b6335ba00
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+S66:bP9g/xtCS3Dxx0JS66
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-03_a47c3ae168b5902f09f91fa7663e1d28_cryptolocker
Files
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2024-05-03_a47c3ae168b5902f09f91fa7663e1d28_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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