Behavioral task
behavioral1
Sample
2024-02-19_255d167a87445bba6ca59cbf888adfa9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_255d167a87445bba6ca59cbf888adfa9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_255d167a87445bba6ca59cbf888adfa9_cryptolocker
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Size
105KB
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MD5
255d167a87445bba6ca59cbf888adfa9
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SHA1
804e78b33f11eff097b993aab6a45198e6e8f616
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SHA256
ad5061d36e72a4fce37ca3dd7064977e098466cdbf86f4c862e95df58c075a19
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SHA512
521f77da7660cd53cdb78c17deaa748d840d511e9cbdcd6d4b43bcf22d676ebe175fc4a2ffdb285da34fc201c0050938d9612ac007f6a0c35e6bdcbcc2eecfa8
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gkszfk4:1nK6a+qdOOtEvwDpjv
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 2024-02-19_255d167a87445bba6ca59cbf888adfa9_cryptolocker
Files
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2024-02-19_255d167a87445bba6ca59cbf888adfa9_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE