Behavioral task
behavioral1
Sample
2024-05-19_aa56ba102088508e20f04f0b24e1b93c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-19_aa56ba102088508e20f04f0b24e1b93c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-19_aa56ba102088508e20f04f0b24e1b93c_cryptolocker
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Size
56KB
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MD5
aa56ba102088508e20f04f0b24e1b93c
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SHA1
2fed90231c811b257ea628a4d56f98c68ece4732
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SHA256
4eb89203daeadd66dc18d2585f1a803d718d66f43988048dc7a5bac2744b9e77
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SHA512
2b7f838463cfbb18f0172bc1d514d837b89abf611a6aa0b775a90dffea4356be922fc3150ec61fcc7720e688f3f0fa4390ebf72a0f4e4ffe5f76ee22dd27e096
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlc:bP9g/xtCS3Dxx03
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 2024-05-19_aa56ba102088508e20f04f0b24e1b93c_cryptolocker
Files
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2024-05-19_aa56ba102088508e20f04f0b24e1b93c_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