Behavioral task
behavioral1
Sample
2024-05-16_07f085c8aa1681ed91c35461f4a2132b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-16_07f085c8aa1681ed91c35461f4a2132b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-16_07f085c8aa1681ed91c35461f4a2132b_cryptolocker
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Size
79KB
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MD5
07f085c8aa1681ed91c35461f4a2132b
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SHA1
626cf48b3edec78cc07addeb0c52d287ca8a031c
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SHA256
a0d7cea3e3054fb82358251f8fc8daab56e7fae5708a4a47942a7d21adb6475e
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SHA512
7960b5630d59941c989a13bf076b2ab2dd4426f46a7411b7e52da9872f83405b926a618591ca11282f247ab03090fb28a74aa69851eb4eac0a0dcea07e4cdef2
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1v:T6a+rdOOtEvwDpjNtHP0
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 2024-05-16_07f085c8aa1681ed91c35461f4a2132b_cryptolocker
Files
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2024-05-16_07f085c8aa1681ed91c35461f4a2132b_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