Behavioral task
behavioral1
Sample
2024-02-28_c7583c7b42b1a90b3e2e439db668118f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_c7583c7b42b1a90b3e2e439db668118f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_c7583c7b42b1a90b3e2e439db668118f_cryptolocker
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Size
62KB
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MD5
c7583c7b42b1a90b3e2e439db668118f
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SHA1
a6cb1c177ecd493004eb0bf02c1ee8fb840d3ea9
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SHA256
40153acb3fbef1e72b6ec16a7c8c11381df55b4c75eea19a2b2b99a6b22fd667
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SHA512
9b443e2fb11a70edd16f99f3a4ee59f8e41f679a18a2a2a670e1a55ad83b2f992cc02569e946fd38355b8148ee8b522c58349cd26db5e0d5a3b1be6b1561acb9
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5S9UEY:T6QFElP6n+gxmddpMOtEvwDpjwa38m
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 2024-02-28_c7583c7b42b1a90b3e2e439db668118f_cryptolocker
Files
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2024-02-28_c7583c7b42b1a90b3e2e439db668118f_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_CODE
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