Behavioral task
behavioral1
Sample
2024-02-03_6d1ad5944ee4a0e0a5d89ac1c60605b1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_6d1ad5944ee4a0e0a5d89ac1c60605b1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_6d1ad5944ee4a0e0a5d89ac1c60605b1_cryptolocker
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Size
116KB
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MD5
6d1ad5944ee4a0e0a5d89ac1c60605b1
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SHA1
527877e8904fafd38132f0f4fabbfde6ffcf548a
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SHA256
5953d49c79c0fa393742099b95cfa3cc15d9ae392ba4760736de238fb5633ca9
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SHA512
80445141be703a6d382c38ec558f0b45577f23b88c8103394128d3087800b1f21b8125c0c310ddcd7da4638cc28ef4dbf7a4c934263d944ee8df9cef929dc8a0
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01V:z6a+CdOOtEvwDpjczn
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 2024-02-03_6d1ad5944ee4a0e0a5d89ac1c60605b1_cryptolocker
Files
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2024-02-03_6d1ad5944ee4a0e0a5d89ac1c60605b1_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