Behavioral task
behavioral1
Sample
2024-03-07_4eb3b3222f5aa1b122e5e9313ce7dea0_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-07_4eb3b3222f5aa1b122e5e9313ce7dea0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-07_4eb3b3222f5aa1b122e5e9313ce7dea0_cryptolocker
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Size
83KB
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MD5
4eb3b3222f5aa1b122e5e9313ce7dea0
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SHA1
d74134d6f56d39242c3e030f9afab14ec9dff142
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SHA256
c175f23a8d570877a3f583a3bc37a8433d9ec9d72d0a8a617f329df0113afd99
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SHA512
e9252cb6cd15ff8014d24e9dcc5d71046abc2c0dfe34a94199e06ce67e3ae3e572afb878a7ebab74d94fd09b36f83fe4d0f1057c7b871b5a94ffbafcf672eacf
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1n4:zCsanOtEvwDpj+
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 2024-03-07_4eb3b3222f5aa1b122e5e9313ce7dea0_cryptolocker
Files
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2024-03-07_4eb3b3222f5aa1b122e5e9313ce7dea0_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