Behavioral task
behavioral1
Sample
2024-03-15_e1241b83771ec3a0232bc3506fd12648_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_e1241b83771ec3a0232bc3506fd12648_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_e1241b83771ec3a0232bc3506fd12648_cryptolocker
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Size
71KB
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MD5
e1241b83771ec3a0232bc3506fd12648
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SHA1
77a30e72b57775a8911e220848d1f2c9f0a5782e
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SHA256
7d3d53cbc786029c2b37fd48670fe90140ec7d58cd8c43cecd26daac0621f83f
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SHA512
2821f224f43b45ebbc7fbcbe8560e51a7c43908c7b597bbb97d63cb3ae4ef10f765c55b93fc6886436be414ed6919721ca353432dd5e0524d2279d4ff1a569f4
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBz:z6a+CdOOtEvwDpjQB
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 2024-03-15_e1241b83771ec3a0232bc3506fd12648_cryptolocker
Files
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2024-03-15_e1241b83771ec3a0232bc3506fd12648_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