Behavioral task
behavioral1
Sample
2024-04-11_37b0c975cd57378a0ac3065f52015b1b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_37b0c975cd57378a0ac3065f52015b1b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_37b0c975cd57378a0ac3065f52015b1b_cryptolocker
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Size
58KB
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MD5
37b0c975cd57378a0ac3065f52015b1b
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SHA1
c9df02c394c2f0d59536282bd9cb31b10e04af0b
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SHA256
21bde8f23b43697ed75c181c10e1f81eadc4f8428b5c26dd83f7815251bccd46
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SHA512
964c8d346422e4f44427b003ed3de172a9525b60037babdc749addf4866a67184473fc8d883099fba6d762978a64ec4b79a10ee06ab27975c1a28ead760f5b21
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5app1J7h:z6QFElP6n+gKmddpMOtEvwDpj9aYaz7h
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 2024-04-11_37b0c975cd57378a0ac3065f52015b1b_cryptolocker
Files
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2024-04-11_37b0c975cd57378a0ac3065f52015b1b_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