Behavioral task
behavioral1
Sample
2024-04-16_5de515a5fd572ef538a5c7b107d8b8d3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_5de515a5fd572ef538a5c7b107d8b8d3_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_5de515a5fd572ef538a5c7b107d8b8d3_cryptolocker
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Size
95KB
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MD5
5de515a5fd572ef538a5c7b107d8b8d3
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SHA1
73ca24cf6843867d7a8d5299fdeb159ff1c95937
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SHA256
8aec4c32e6cd0faacb68ecfe3405d16585d6ff26a337c553676b7d33088d41fc
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SHA512
0931785231c85da85ef424fa8d167175d54fa296d90dd761b455b5163afbec22f9c8248691fd648122bbcb87b849f4d4df31c4b7a29a7451b24255de3aac867b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bn:zCsanOtEvwDpjBz
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 2024-04-16_5de515a5fd572ef538a5c7b107d8b8d3_cryptolocker
Files
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2024-04-16_5de515a5fd572ef538a5c7b107d8b8d3_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