Behavioral task
behavioral1
Sample
2024-02-14_8a6ca9bc73fe621ad38f0c89220e31a3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_8a6ca9bc73fe621ad38f0c89220e31a3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_8a6ca9bc73fe621ad38f0c89220e31a3_cryptolocker
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Size
97KB
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MD5
8a6ca9bc73fe621ad38f0c89220e31a3
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SHA1
4bd2e7baa85734f618874953fddf74000e0d2875
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SHA256
c529588b99a9b45abe050640e65a507f22391ed57bd42ee83b3ca7699508927b
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SHA512
767938a922e518577fa3fa8ba28e56849384fccf43120250bdbb785ad3ef9681fae4003981768b008edea7a930504f523e8a5a0f3de4795898c46aae03331f24
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/B9:z6a+CdOOtEvwDpjc/
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 2024-02-14_8a6ca9bc73fe621ad38f0c89220e31a3_cryptolocker
Files
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2024-02-14_8a6ca9bc73fe621ad38f0c89220e31a3_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_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