Behavioral task
behavioral1
Sample
2024-06-12_b9c9bf94886990023da10cbfba29c9f6_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-12_b9c9bf94886990023da10cbfba29c9f6_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_b9c9bf94886990023da10cbfba29c9f6_cryptolocker
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Size
81KB
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MD5
b9c9bf94886990023da10cbfba29c9f6
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SHA1
a152d1fbbdcf9285b1f3c60f5ab31decf8010f22
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SHA256
79f487ce6d5b40f87ebd2e1c2af64f80eef73b916060eceb78c0f7a1a7a5a49c
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SHA512
bf0a62394183fefbfa6398271f88d9dc574bfa5aefe431cbff502f1da4a639acf8fd45cd0927754871d45023db034bb0b4fa1c5d70fee38589be7b7b3598dd01
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QX/:zCsanOtEvwDpjr
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 2024-06-12_b9c9bf94886990023da10cbfba29c9f6_cryptolocker
Files
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2024-06-12_b9c9bf94886990023da10cbfba29c9f6_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