Behavioral task
behavioral1
Sample
2024-04-26_23cdebcae2d3614c4ba531c9a3e51d6e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_23cdebcae2d3614c4ba531c9a3e51d6e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-26_23cdebcae2d3614c4ba531c9a3e51d6e_cryptolocker
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Size
89KB
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MD5
23cdebcae2d3614c4ba531c9a3e51d6e
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SHA1
472437820380a0e469e672531b89f5009fd733ce
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SHA256
467f4c498e08e24a195394ccc7a16bf11439a9bde55caab03444ede59accec92
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SHA512
c4cdfcc00d669b6e3b2659598698cf51d79c7178890723fd88560a0aa8866c87981c49dfe3b5afb9f2a2ba492d42bc205f0b588fac8e1626d943c6c1b958a1ee
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQA/F:n6a+1SEOtEvwDpjYYvQd2Pd
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 2024-04-26_23cdebcae2d3614c4ba531c9a3e51d6e_cryptolocker
Files
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2024-04-26_23cdebcae2d3614c4ba531c9a3e51d6e_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: 11KB - 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