Static task
static1
Behavioral task
behavioral1
Sample
2024-03-19_8a4369b451873275b7cb07d2284e40fc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_8a4369b451873275b7cb07d2284e40fc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-19_8a4369b451873275b7cb07d2284e40fc_cryptolocker
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Size
101KB
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MD5
8a4369b451873275b7cb07d2284e40fc
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SHA1
183f2eb571f9388700f532542932c4390efa5297
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SHA256
cee5bfa4b7437a29b613d8362739e0d28fb771ca3e700d5e6c13b0cf455af7b5
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SHA512
bee9e6a27f79299801e483377f57c07e9b5562f018c7a63ba88ef503dc4e3a5c634f7f652c8e6800ada8190e35b2dbb4c36136359a2e46db4f97ec66061651fc
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2wSdc:xj+VGMOtEvwDpjubwQEIiVmkxv/g
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-19_8a4369b451873275b7cb07d2284e40fc_cryptolocker
Files
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2024-03-19_8a4369b451873275b7cb07d2284e40fc_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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