Behavioral task
behavioral1
Sample
2024-02-17_bfd5eba7d144066c2eca743be382f842_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-17_bfd5eba7d144066c2eca743be382f842_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_bfd5eba7d144066c2eca743be382f842_cryptolocker
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Size
56KB
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MD5
bfd5eba7d144066c2eca743be382f842
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SHA1
3d49795046e3ad06d1dfb6d6e413448e38305165
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SHA256
a16695366b0031694d71bfd70478722f4a8697811997793b8e77caa8b1a44ca2
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SHA512
6a7814604c2a548e1df5a0943a010e0c1a3fb925e32c94c6743e3307e625110cb68c4135cca6f6c4bfd93fc0f5c5306d82374b678ef720784a11fac9810ddcea
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8Xb:z6QFElP6n+gKmddpMOtEvwDpj9aYay
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 2024-02-17_bfd5eba7d144066c2eca743be382f842_cryptolocker
Files
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2024-02-17_bfd5eba7d144066c2eca743be382f842_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